Military Personnel: Persons including soldiers involved with the armed forces.Military Medicine: The practice of medicine as applied to special circumstances associated with military operations.Psychology, Clinical: The branch of psychology concerned with psychological methods of recognizing and treating behavior disorders.Hospitals, Military: Hospitals which provide care for the military personnel and usually for their dependents.Child Psychology: The study of normal and abnormal behavior of children.Psychology: The science dealing with the study of mental processes and behavior in man and animals.Military Facilities: Areas designated for use by the armed forces personnel.Psychology, Social: The branch of psychology concerned with the effects of group membership upon the behavior, attitudes, and beliefs of an individual.Military Psychiatry: Branch of psychiatry concerned with problems related to the prevention, diagnosis, etiology, and treatment of mental or emotional disorders of Armed Forces personnel.Military Dentistry: The practice of dentistry as applied to special circumstances associated with military operations.Military Nursing: The practice of nursing in military environments.War: Hostile conflict between organized groups of people.Psychology, Comparative: The branch of psychology concerned with similarities or differences in the behavior of different animal species or of different races or peoples.Military SciencePsychology, Educational: The branch of psychology concerned with psychological aspects of teaching and the formal learning process in school.Psychology, Experimental: The branch of psychology which seeks to learn more about the fundamental causes of behavior by studying various psychologic phenomena in controlled experimental situations.Psychology, Medical: A branch of psychology in which there is collaboration between psychologists and physicians in the management of medical problems. It differs from clinical psychology, which is concerned with the diagnosis and treatment of behavior disorders.Psychology, Industrial: The branch of applied psychology concerned with the application of psychologic principles and methods to industrial problems including selection and training of workers, working conditions, etc.AfghanistanIraqAfghan Campaign 2001-: Multinational coalition military operation initiated in October 2001 to counter terrorism and bring security to AFGHANISTAN in collaboration with Afghan forces.Combat Disorders: Neurotic reactions to unusual, severe, or overwhelming military stress.Psychological Theory: Principles applied to the analysis and explanation of psychological or behavioral phenomena.Iraq War, 2003-2011: An armed intervention involving multi-national forces in the country of IRAQ.Veterans: Former members of the armed services.United StatesBlast Injuries: Injuries resulting when a person is struck by particles impelled with violent force from an explosion. Blast causes pulmonary concussion and hemorrhage, laceration of other thoracic and abdominal viscera, ruptured ear drums, and minor effects in the central nervous system. (From Dorland, 27th ed)Behavioral Medicine: The interdisciplinary field concerned with the development and integration of behavioral and biomedical science, knowledge, and techniques relevant to health and illness and the application of this knowledge and these techniques to prevention, diagnosis, treatment, and rehabilitation.Education, Graduate: Studies beyond the bachelor's degree at an institution having graduate programs for the purpose of preparing for entrance into a specific field, and obtaining a higher degree.Psychology, Military: The branch of applied psychology concerned with psychological aspects of selection, assignment, training, morale, etc., of Armed Forces personnel.Economics, Behavioral: The combined discipline of psychology and economics that investigates what happens in markets in which some of the agents display human limitations and complications.Behavioral Sciences: Disciplines concerned with the study of human and animal behavior.Ecological and Environmental Phenomena: Ecological and environmental entities, characteristics, properties, relationships and processes.Neurosciences: The scientific disciplines concerned with the embryology, anatomy, physiology, biochemistry, pharmacology, etc., of the nervous system.Gestalt Theory: A system which emphasizes that experience and behavior contain basic patterns and relationships which cannot be reduced to simpler components; that is, the whole is greater than the sum of its parts.Behaviorism: A psychologic theory, developed by John Broadus Watson, concerned with studying and measuring behaviors that are observable.United States Government Agencies: Agencies of the FEDERAL GOVERNMENT of the United States.World War II: Global conflict involving countries of Europe, Africa, Asia, and North America that occurred between 1939 and 1945.Unconscious (Psychology): Those forces and content of the mind which are not ordinarily available to conscious awareness or to immediate recall.Behavioral Research: Research that involves the application of the behavioral and social sciences to the study of the actions or reactions of persons or animals in response to external or internal stimuli. (from American Heritage Dictionary, 4th ed)Philosophy: A love or pursuit of wisdom. A search for the underlying causes and principles of reality. (Webster, 3d ed)Aviation: Design, development, manufacture, and operation of heavier-than-air AIRCRAFT.Psychophysiology: The study of the physiological basis of human and animal behavior.Cognitive Science: The study of the precise nature of different mental tasks and the operations of the brain that enable them to be performed, engaging branches of psychology, computer science, philosophy, and linguistics. (Random House Unabridged Dictionary, 2d ed)History, 20th Century: Time period from 1901 through 2000 of the common era.Self Psychology: Psychoanalytic theory focusing on interpretation of behavior in reference to self. (From APA, Thesaurus of Psychological Terms, 1994) This elaboration of the psychoanalytic concepts of narcissism and the self, was developed by Heinz Kohut, and stresses the importance of the self-awareness of excessive needs for approval and self-gratification.Displacement (Psychology): The process by which an emotional or behavioral response that is appropriate for one situation appears in another situation for which it is inappropriate.Veterans Health: The concept covering the physical and mental conditions of VETERANS.Vietnam Conflict: A conflict occurring from 1954 through 1975 within the Republic of Vietnam. It involved neighboring nations and the United States and other members of the Southeast Asia Treaty Organization.United States Department of Defense: A cabinet department in the Executive Branch of the United States Government whose mission is to provide the military forces needed to deter WARFARE and to protect the security of our country.Psychoanalytic Theory: Conceptual system developed by Freud and his followers in which unconscious motivations are considered to shape normal and abnormal personality development and behavior.Stress Disorders, Post-Traumatic: A class of traumatic stress disorders with symptoms that last more than one month. There are various forms of post-traumatic stress disorder, depending on the time of onset and the duration of these stress symptoms. In the acute form, the duration of the symptoms is between 1 to 3 months. In the chronic form, symptoms last more than 3 months. With delayed onset, symptoms develop more than 6 months after the traumatic event.Psychology, Applied: The science which utilizes psychologic principles to derive more effective means in dealing with practical problems.Models, Psychological: Theoretical representations that simulate psychological processes and/or social processes. These include the use of mathematical equations, computers, and other electronic equipment.Gulf War: United Nations' action to intervene in conflict between the nation of Kuwait and occupying Iraqi forces, occurring from 1990 through 1991.Codependency (Psychology): A relational pattern in which a person attempts to derive a sense of purpose through relationships with others.Research: Critical and exhaustive investigation or experimentation, having for its aim the discovery of new facts and their correct interpretation, the revision of accepted conclusions, theories, or laws in the light of newly discovered facts, or the practical application of such new or revised conclusions, theories, or laws. (Webster, 3d ed)Latency Period (Psychology): The period from about 5 to 7 years to adolescence when there is an apparent cessation of psychosexual development.History, 19th Century: Time period from 1801 through 1900 of the common era.Neurobiology: The study of the structure, growth, activities, and functions of NEURONS and the NERVOUS SYSTEM.Personal Construct Theory: A psychological theory based on dimensions or categories used by a given person in describing or explaining the personality and behavior of others or of himself. The basic idea is that different people will use consistently different categories. The theory was formulated in the fifties by George Kelly. Two tests devised by him are the role construct repertory test and the repertory grid test. (From Stuart Sutherland, The International Dictionary of Psychology, 1989)Adolescent Psychology: Field of psychology concerned with the normal and abnormal behavior of adolescents. It includes mental processes as well as observable responses.Introversion (Psychology): A state in which attention is largely directed inward upon one's self.Character: In current usage, approximately equivalent to personality. The sum of the relatively fixed personality traits and habitual modes of response of an individual.Persian Gulf Syndrome: Unexplained symptoms reported by veterans of the Persian Gulf War with Iraq in 1991. The symptoms reported include fatigue, skin rash, muscle and joint pain, headaches, loss of memory, shortness of breath, gastrointestinal and respiratory symptoms, and extreme sensitivity to commonly occurring chemicals. (Nature 1994 May 5;369(6475):8)Korean War: An armed conflict between Communist and non-Communist forces in Korea from June 25, 1950, to July 27, 1953. The parties included United Nations forces from 15 member nations under United States command against military from North Korea and the Peoples Republic of China.Neuropsychology: A branch of psychology which investigates the correlation between experience or behavior and the basic neurophysiological processes. The term neuropsychology stresses the dominant role of the nervous system. It is a more narrowly defined field than physiological psychology or psychophysiology.Psychotherapy: A generic term for the treatment of mental illness or emotional disturbances primarily by verbal or nonverbal communication.Criminal Psychology: The branch of psychology which investigates the psychology of crime with particular reference to the personality factors of the criminal.Questionnaires: Predetermined sets of questions used to collect data - clinical data, social status, occupational group, etc. The term is often applied to a self-completed survey instrument.Naval Medicine: The practice of medicine concerned with conditions affecting the health of individuals associated with the marine environment.Ethics, Professional: The principles of proper conduct concerning the rights and duties of the professional, relations with patients or consumers and fellow practitioners, as well as actions of the professional and interpersonal relations with patient or consumer families. (From Stedman, 25th ed)Cognition: Intellectual or mental process whereby an organism obtains knowledge.Ego: The conscious portion of the personality structure which serves to mediate between the demands of the primitive instinctual drives, (the id), of internalized parental and social prohibitions or the conscience, (the superego), and of reality.Adaptation, Psychological: A state of harmony between internal needs and external demands and the processes used in achieving this condition. (From APA Thesaurus of Psychological Index Terms, 8th ed)Bosnia-Herzegovina: A country of eastern Europe, formerly the province of Bosnia in Yugoslavia, uniting with the province of Herzegovina to form the Republic of Bosnia and Herzegovina in 1946. It was created 7 April 1992 as a result of the division of Yugoslavia and recognized by the United States as an independent state. Bosnia takes is name from the river Bosna, in turn from the Indoeuropean root bhog, "current"; Herzegovina is from the Serbian herceg (duke) + -ov (the possessive) + -ina (country or territory).Identification (Psychology): A process by which an individual unconsciously endeavors to pattern himself after another. This process is also important in the development of the personality, particularly the superego or conscience, which is modeled largely on the behavior of adult significant others.Retention (Psychology): The persistence to perform a learned behavior (facts or experiences) after an interval has elapsed in which there has been no performance or practice of the behavior.Child Psychiatry: The medical science that deals with the origin, diagnosis, prevention, and treatment of mental disorders in children.Dissertations, Academic as Topic: Dissertations embodying results of original research and especially substantiating a specific view, e.g., substantial papers written by candidates for an academic degree under the individual direction of a professor or papers written by undergraduates desirous of achieving honors or distinction.Judgment: The process of discovering or asserting an objective or intrinsic relation between two objects or concepts; a faculty or power that enables a person to make judgments; the process of bringing to light and asserting the implicit meaning of a concept; a critical evaluation of a person or situation.Accidents, AviationKuwaitCultural Evolution: The continuous developmental process of a culture from simple to complex forms and from homogeneous to heterogeneous qualities.Defoliants, Chemical: Herbicides that remove leaves from trees and growing plants. They may be either organic or inorganic. Several of the more persistent types have been used in military operations and many are toxic. (From Hawley's Condensed Chemical Dictionary, 11th ed)Societies, Scientific: Societies whose membership is limited to scientists.Discrimination (Psychology): Differential response to different stimuli.Resilience, Psychological: The human ability to adapt in the face of tragedy, trauma, adversity, hardship, and ongoing significant life stressors.Aspirations (Psychology): Strong desires to accomplish something. This usually pertains to greater values or high ideals.Happiness: Highly pleasant emotion characterized by outward manifestations of gratification; joy.Race Relations: Cultural contacts between people of different races.Education, Nursing: Use for general articles concerning nursing education.Chemical Warfare: Tactical warfare using incendiary mixtures, smokes, or irritant, burning, or asphyxiating gases.Mental Disorders: Psychiatric illness or diseases manifested by breakdowns in the adaptational process expressed primarily as abnormalities of thought, feeling, and behavior producing either distress or impairment of function.Regression (Psychology): A return to earlier, especially to infantile, patterns of thought or behavior, or stage of functioning, e.g., feelings of helplessness and dependency in a patient with a serious physical illness. (From APA, Thesaurus of Psychological Index Terms, 1994).Social Sciences: Disciplines concerned with the interrelationships of individuals in a social environment including social organizations and institutions. Includes Sociology and Anthropology.Systems Theory: Principles, models, and laws that apply to complex interrelationships and interdependencies of sets of linked components which form a functioning whole, a system. Any system may be composed of components which are systems in their own right (sub-systems), such as several organs within an individual organism.Disease Outbreaks: Sudden increase in the incidence of a disease. The concept includes EPIDEMICS and PANDEMICS.Wounds and Injuries: Damage inflicted on the body as the direct or indirect result of an external force, with or without disruption of structural continuity.Adenovirus Infections, Human: Respiratory and conjunctival infections caused by 33 identified serotypes of human adenoviruses.Aerospace Medicine: That branch of medicine dealing with the studies and effects of flight through the atmosphere or in space upon the human body and with the prevention or cure of physiological or psychological malfunctions arising from these effects. (from NASA Thesaurus)Research Design: A plan for collecting and utilizing data so that desired information can be obtained with sufficient precision or so that an hypothesis can be tested properly.Bibliometrics: The use of statistical methods in the analysis of a body of literature to reveal the historical development of subject fields and patterns of authorship, publication, and use. Formerly called statistical bibliography. (from The ALA Glossary of Library and Information Science, 1983)Personality: Behavior-response patterns that characterize the individual.Knowledge: The body of truths or facts accumulated in the course of time, the cumulated sum of information, its volume and nature, in any civilization, period, or country.Imprinting (Psychology): A particular kind of learning characterized by occurrence in very early life, rapidity of acquisition, and relative insusceptibility to forgetting or extinction. Imprinted behavior includes most (or all) behavior commonly called instinctive, but imprinting is used purely descriptively.Transference (Psychology): The unconscious transfer to others (including psychotherapists) of feelings and attitudes which were originally associated with important figures (parents, siblings, etc.) in one's early life.Thinking: Mental activity, not predominantly perceptual, by which one apprehends some aspect of an object or situation based on past learning and experience.Motivation: Those factors which cause an organism to behave or act in either a goal-seeking or satisfying manner. They may be influenced by physiological drives or by external stimuli.Morals: Standards of conduct that distinguish right from wrong.Schizophrenic Psychology: Study of mental processes and behavior of schizophrenics.Behavior: The observable response of a man or animal to a situation.Periodicals as Topic: A publication issued at stated, more or less regular, intervals.Social Perception: The perceiving of attributes, characteristics, and behaviors of one's associates or social groups.Smallpox Vaccine: A live VACCINIA VIRUS vaccine of calf lymph or chick embryo origin, used for immunization against smallpox. It is now recommended only for laboratory workers exposed to smallpox virus. Certain countries continue to vaccinate those in the military service. Complications that result from smallpox vaccination include vaccinia, secondary bacterial infections, and encephalomyelitis. (Dorland, 28th ed)Interpersonal Relations: The reciprocal interaction of two or more persons.Stress, Psychological: Stress wherein emotional factors predominate.BooksPsychiatry: The medical science that deals with the origin, diagnosis, prevention, and treatment of mental disorders.Ear Protective Devices: Personal devices for protection of the ears from loud or high intensity noise, water, or cold. These include earmuffs and earplugs.Military HygieneRisk Factors: An aspect of personal behavior or lifestyle, environmental exposure, or inborn or inherited characteristic, which, on the basis of epidemiologic evidence, is known to be associated with a health-related condition considered important to prevent.Countertransference (Psychology): Conscious or unconscious emotional reaction of the therapist to the patient which may interfere with treatment. (APA, Thesaurus of Psychological Index Terms, 8th ed.)Mental Health: The state wherein the person is well adjusted.Biological Warfare: Warfare involving the use of living organisms or their products as disease etiologic agents against people, animals, or plants.Hearing Loss, Noise-Induced: Hearing loss due to exposure to explosive loud noise or chronic exposure to sound level greater than 85 dB. The hearing loss is often in the frequency range 4000-6000 hertz.Social Behavior: Any behavior caused by or affecting another individual, usually of the same species.Fractures, Stress: Fractures due to the strain caused by repetitive exercise. They are thought to arise from a combination of MUSCLE FATIGUE and bone failure, and occur in situations where BONE REMODELING predominates over repair. The most common sites of stress fractures are the METATARSUS; FIBULA; TIBIA; and FEMORAL NECK.Wounds, Gunshot: Disruption of structural continuity of the body as a result of the discharge of firearms.Professional Competence: The capability to perform the duties of one's profession generally, or to perform a particular professional task, with skill of an acceptable quality.Djibouti: A republic in eastern Africa, on the Gulf of Aden at the entrance to the Red Sea. Djibouti is also the name of its capital.Personnel Delegation: To entrust to the care or management of another, to transfer or to assign tasks within an organizational or administrative unit or structureForgiveness: Excusing or pardoning for an offense or release of anger or resentment.Knowledge of Results (Psychology): A principle that learning is facilitated when the learner receives immediate evaluation of learning performance. The concept also hypothesizes that learning is facilitated when the learner is promptly informed whether a response is correct, and, if incorrect, of the direction of error.United States Department of Veterans Affairs: A cabinet department in the Executive Branch of the United States Government concerned with overall planning, promoting, and administering programs pertaining to VETERANS. It was established March 15, 1989 as a Cabinet-level position.Prevalence: The total number of cases of a given disease in a specified population at a designated time. It is differentiated from INCIDENCE, which refers to the number of new cases in the population at a given time.Students: Individuals enrolled in a school or formal educational program.Attitude: An enduring, learned predisposition to behave in a consistent way toward a given class of objects, or a persistent mental and/or neural state of readiness to react to a certain class of objects, not as they are but as they are conceived to be.Personal Satisfaction: The individual's experience of a sense of fulfillment of a need or want and the quality or state of being satisfied.Stress Disorders, Traumatic: Anxiety disorders manifested by the development of characteristic symptoms following a psychologically traumatic event that is outside the normal range of usual human experience. Symptoms include re-experiencing the traumatic event, increased arousal, and numbing of responsiveness to or reduced involvement with the external world. Traumatic stress disorders can be further classified by the time of onset and the duration of these symptoms.Evidence-Based Medicine: An approach of practicing medicine with the goal to improve and evaluate patient care. It requires the judicious integration of best research evidence with the patient's values to make decisions about medical care. This method is to help physicians make proper diagnosis, devise best testing plan, choose best treatment and methods of disease prevention, as well as develop guidelines for large groups of patients with the same disease. (from JAMA 296 (9), 2006)Chemical Warfare Agents: Chemicals that are used to cause the disturbance, disease, or death of humans during WARFARE.Allied Health Occupations: Occupations of medical personnel who are not physicians, and are qualified by special training and, frequently, by licensure to work in supporting roles in the health care field. These occupations include, but are not limited to, medical technology, physical therapy, physician assistant, etc.Universities: Educational institutions providing facilities for teaching and research and authorized to grant academic degrees.2,4,5-Trichlorophenoxyacetic Acid: An herbicide with strong irritant properties. Use of this compound on rice fields, orchards, sugarcane, rangeland, and other noncrop sites was terminated by the EPA in 1985. (From Merck Index, 11th ed)Concept Formation: A cognitive process involving the formation of ideas generalized from the knowledge of qualities, aspects, and relations of objects.Social Environment: The aggregate of social and cultural institutions, forms, patterns, and processes that influence the life of an individual or community.Psychometrics: Assessment of psychological variables by the application of mathematical procedures.Great BritainPsychopathology: The study of significant causes and processes in the development of mental illness.Mentors: Senior professionals who provide guidance, direction and support to those persons desirous of improvement in academic positions, administrative positions or other career development situations.Science: The study of natural phenomena by observation, measurement, and experimentation.Psychopharmacology: The study of the effects of drugs on mental and behavioral activity.Binge Drinking: Drinking an excessive amount of ALCOHOLIC BEVERAGES in a short period of time.Civil Rights: Legal guarantee protecting the individual from attack on personal liberties, right to fair trial, right to vote, and freedom from discrimination on the basis of race, color, religion, sex, age, disability, or national origin. (from accessed 1/31/2003)Creativity: The ability to generate new ideas or images.Emotions: Those affective states which can be experienced and have arousing and motivational properties.Decision Making: The process of making a selective intellectual judgment when presented with several complex alternatives consisting of several variables, and usually defining a course of action or an idea.Middle East: The region of southwest Asia and northeastern Africa usually considered as extending from Libya on the west to Afghanistan on the east. (From Webster's New Geographical Dictionary, 1988)Games, Experimental: Games designed to provide information on hypotheses, policies, procedures, or strategies.IsraelCooperative Behavior: The interaction of two or more persons or organizations directed toward a common goal which is mutually beneficial. An act or instance of working or acting together for a common purpose or benefit, i.e., joint action. (From Random House Dictionary Unabridged, 2d ed)Veterans Disability Claims: Disorders claimed as a result of military service.Noise, Occupational: Noise present in occupational, industrial, and factory situations.Denial (Psychology): Refusal to admit the truth or reality of a situation or experience.Relief Work: Assistance, such as money, food, or shelter, given to the needy, aged, or victims of disaster. It is usually granted on a temporary basis. (From The American Heritage Dictionary, 2d college ed)Decision Theory: A theoretical technique utilizing a group of related constructs to describe or prescribe how individuals or groups of people choose a course of action when faced with several alternatives and a variable amount of knowledge about the determinants of the outcomes of those alternatives.Hypnosis: A state of increased receptivity to suggestion and direction, initially induced by the influence of another person.Wounds, Penetrating: Wounds caused by objects penetrating the skin.Incidence: The number of new cases of a given disease during a given period in a specified population. It also is used for the rate at which new events occur in a defined population. It is differentiated from PREVALENCE, which refers to all cases, new or old, in the population at a given time.Interdisciplinary Communication: Communication, in the sense of cross-fertilization of ideas, involving two or more academic disciplines (such as the disciplines that comprise the cross-disciplinary field of bioethics, including the health and biological sciences, the humanities, and the social sciences and law). Also includes problems in communication stemming from differences in patterns of language usage in different academic or medical disciplines.Submarine Medicine: The field of medicine concerned with conditions affecting the health of people in submarines or sealabs.ExplosionsBombs: A weapon designed to explode when deployed. It frequently refers to a hollow case filled with EXPLOSIVE AGENTS.Models, Theoretical: Theoretical representations that simulate the behavior or activity of systems, processes, or phenomena. They include the use of mathematical equations, computers, and other electronic equipment.Musculoskeletal System: The MUSCLES, bones (BONE AND BONES), and CARTILAGE of the body.Spanish-American War, 1898: Conflict between Spain and the United States, arising out of Spanish policies in Cuba.Altruism: Consideration and concern for others, as opposed to self-love or egoism, which can be a motivating influence.Explosive Agents: Substances that are energetically unstable and can produce a sudden expansion of the material, called an explosion, which is accompanied by heat, pressure and noise. Other things which have been described as explosive that are not included here are explosive action of laser heating, human performance, sudden epidemiological outbreaks, or fast cell growth.Germany, WestFirefighters: Professional or volunteer members of a fire department who are trained to suppress fire and respond to related emergency.Teaching: The educational process of instructing.Red Cross: International collective of humanitarian organizations led by volunteers and guided by its Congressional Charter and the Fundamental Principles of the International Red Cross Movement, to provide relief to victims of disaster and help people prevent, prepare for, and respond to emergencies.Adenoviridae Infections: Virus diseases caused by the ADENOVIRIDAE.Choice Behavior: The act of making a selection among two or more alternatives, usually after a period of deliberation.Students, Health Occupations: Individuals enrolled in a school or formal educational program in the health occupations.QatarBehavior Therapy: The application of modern theories of learning and conditioning in the treatment of behavior disorders.Self Concept: A person's view of himself.Mental Health Services: Organized services to provide mental health care.Population Surveillance: Ongoing scrutiny of a population (general population, study population, target population, etc.), generally using methods distinguished by their practicability, uniformity, and frequently their rapidity, rather than by complete accuracy.Brain Injuries: Acute and chronic (see also BRAIN INJURIES, CHRONIC) injuries to the brain, including the cerebral hemispheres, CEREBELLUM, and BRAIN STEM. Clinical manifestations depend on the nature of injury. Diffuse trauma to the brain is frequently associated with DIFFUSE AXONAL INJURY or COMA, POST-TRAUMATIC. Localized injuries may be associated with NEUROBEHAVIORAL MANIFESTATIONS; HEMIPARESIS, or other focal neurologic deficits.Motivational Interviewing: It is a client-centered, directive method for eliciting intrinsic motivation to change using open-ended questions, reflective listening, and decisional balancing. This nonjudgmental, nonconfrontational interviewing style is designed to minimize a patient's resistance to change by creating an interaction that supports open discussion of risky or problem behavior.Human Engineering: The science of designing, building or equipping mechanical devices or artificial environments to the anthropometric, physiological, or psychological requirements of the people who will use them.Dependency (Psychology): The tendency of an individual or individuals to rely on others for advice, guidance, or support.Affect: The feeling-tone accompaniment of an idea or mental representation. It is the most direct psychic derivative of instinct and the psychic representative of the various bodily changes by means of which instincts manifest themselves.Empirical Research: The study, based on direct observation, use of statistical records, interviews, or experimental methods, of actual practices or the actual impact of practices or policies.Veterinary Service, Military: A corps of the armed services concerned with animal medicine, the chief interest of which is the care of government-owned working dogs (as in the military police units), working horses (as in state funerals), and working military dolphins (as in undersea exploration and other activities). In the United States Army Veterinary Corps animal medicine overlaps and interconnects with biomedical research using laboratory research animals. A related activity is laboratory animal care. The Corps provides limited care for privately owned animals of military personnel through non-appropriated funds. Military service veterinarians in the United States Army must be graduates of accredited veterinary schools and must have a state license. (Telephone communication with Lt. Col. William Inskeep II, U.S. Army Veterinary Corps, October 4, 1994)Aircraft: A weight-carrying structure for navigation of the air that is supported either by its own buoyancy or by the dynamic action of the air against its surfaces. (Webster, 1973)Personality Inventory: Check list, usually to be filled out by a person about himself, consisting of many statements about personal characteristics which the subject checks.Neurophysiology: The scientific discipline concerned with the physiology of the nervous system.