Dominance-Subordination: Relationship between individuals when one individual threatens or becomes aggressive and the other individual remains passive or attempts to escape.Social Dominance: Social structure of a group as it relates to the relative social rank of dominance status of its members. (APA, Thesaurus of Psychological Index Terms, 8th ed.)Agonistic Behavior: Any behavior associated with conflict between two individuals.Aggression: Behavior which may be manifested by destructive and attacking action which is verbal or physical, by covert attitudes of hostility or by obstructionism.Hydrocortisone: The main glucocorticoid secreted by the ADRENAL CORTEX. Its synthetic counterpart is used, either as an injection or topically, in the treatment of inflammation, allergy, collagen diseases, asthma, adrenocortical deficiency, shock, and some neoplastic conditions.Dominance, Ocular: The functional superiority and preferential use of one eye over the other. The term is usually applied to superiority in sighting (VISUAL PERCEPTION) or motor task but not difference in VISUAL ACUITY or dysfunction of one of the eyes. Ocular dominance can be modified by visual input and NEUROTROPHIC FACTORS.Stress, Psychological: Stress wherein emotional factors predominate.Dominance, Cerebral: Dominance of one cerebral hemisphere over the other in cerebral functions.Genes, Dominant: Genes that influence the PHENOTYPE both in the homozygous and the heterozygous state.Vision, Monocular: Images seen by one eye.Vision, Binocular: The blending of separate images seen by each eye into one composite image.Visual Cortex: Area of the OCCIPITAL LOBE concerned with the processing of visual information relayed via VISUAL PATHWAYS.Functional Laterality: Behavioral manifestations of cerebral dominance in which there is preferential use and superior functioning of either the left or the right side, as in the preferred use of the right hand or right foot.Sensory Deprivation: The absence or restriction of the usual external sensory stimuli to which the individual responds.Ocular Physiological Phenomena: Processes and properties of the EYE as a whole or of any of its parts.