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  • cervical
  • The aim of the study was to compare myoelectric manifestation in neck muscle endurance and fatigue characteristics during sub-maximal isometric endurance test in patients with cervical radiculopathy and asymptomatic subjects. (diva-portal.org)
  • An additional aim was to explore associations between primary neck muscle endurance, myoelectric fatigability, and self-rated levels of fatigue, pain and subjective health measurements in patients with cervical radiculopathy. (diva-portal.org)
  • Surface electromyography signals were recorded from the sternocleidomastoid, cervical paraspinal muscles and upper and middle trapezius bilaterally during the endurance test. (diva-portal.org)
  • The results showed altered neck muscle endurance in several of the muscles investigated with greater negative median frequency slope, greater variability, side imbalance, lower endurance time and higher experience of fatigue among the cervical radiculopathy patients compared with healthy subjects. (diva-portal.org)
  • Ultrasound
  • Ultrasound images were recorded and speckle tracking analysis was used to quantify muscle deformation and deformation rate over 3 equal time-periods during the lifting sequence (rest, mid-lift and end-lift). (diva-portal.org)
  • contraction
  • Findings for the deformation and the deformation rate measures suggest that they quantify a different, albeit related, mechanical event during muscle contraction in a functional task such as lifting. (diva-portal.org)
  • All patients underwent computed tomography imaging of symptomatic knees, with and without quadriceps muscle contraction in 0°, 15° and 30° of knee flexion. (clinicaltrials.gov)
  • rotator cuff
  • Although the subscapularis is the major and most powerful muscle of the rotator cuff and has an enormous meaning in the gleno-humeral stability and dynamic it is neglected in the clinical literature. (wikipedia.org)
  • It is one of the four rotator cuff muscles and also abducts the arm at the shoulder. (wikipedia.org)
  • The distal attachments of the three rotator cuff muscles that insert into the greater tubercle of the humerus can be abbreviated as SIT when viewed from superior to inferior (for supraspinatus, infraspinatus, and teres minor), or SITS when the subscapularis muscle, which attaches to the lesser tubercle of the humerus, is included. (wikipedia.org)
  • tendon
  • The tendon of the muscle is separated from the neck of the scapula by a large bursa , which communicates with the cavity of the shoulder-joint through an aperture in the capsule. (wikipedia.org)
  • This is likely related to the difficulties in radiological, arthroscopic and even open surgical assessment of this particular muscle and its tendon, especially for inferior tears. (wikipedia.org)
  • The supraspinatus muscle tendon passes laterally beneath the cover of the acromion. (wikipedia.org)
  • Another variant, the cyamella, is a small sesamoid bone embedded in the tendon of the popliteus muscle. (wikipedia.org)
  • muscular
  • This has led to a proliferation of muscular and spinal disorders, including muscle wasting disorders. (tmrresearch.com)
  • however, any disease that compromises muscular functions, particularly arm extension (i.e. muscular dystrophy) will affect this particular accessory muscle. (wikipedia.org)
  • While there is no general theory that allows for actuators to be compared, there are "power criteria" for artificial muscle technologies that allow for specification of new actuator technologies in comparison with natural muscular properties. (wikipedia.org)
  • slow twitch
  • In much the same way, the main difference between a slow twitch muscle fiber and a fast twitch muscle fiber is the fast twitch fiber is larger and can thus produce more force. (bodybuilding.com)
  • involuntary
  • In all the cases where the mind-reader is supposed to lead a person to a hidden object, the spectator is guided entirely by an involuntary movement of the subject's muscles. (wikipedia.org)
  • Muscle action can be classified as being either voluntary or involuntary. (wikipedia.org)
  • Cardiac and smooth muscles contract without conscious thought and are termed involuntary, whereas the skeletal muscles contract upon command. (wikipedia.org)
  • Smooth muscle or "involuntary muscle" is found within the walls of organs and structures such as the esophagus, stomach, intestines, bronchi, uterus, urethra, bladder, blood vessels, and the arrector pili in the skin (in which it controls erection of body hair). (wikipedia.org)
  • contractile
  • muscle, the contractile tissue that effects the movement of and within the body. (infoplease.com)
  • Muscle relaxation and paralysis can theoretically occur by interrupting function at several sites, including the central nervous system , myelinated somatic nerves, unmyelinated motor nerve terminals, nicotinic acetylcholine receptors , the motor end plate, and the muscle membrane or contractile apparatus. (wikipedia.org)
  • Type II, fast twitch muscle, has three major subtypes (IIa, IIx, and IIb) that vary in both contractile speed and force generated. (wikipedia.org)
  • fiber
  • Understanding Muscle Fiber Types. (bodybuilding.com)
  • W ith any discussion of athletic performance one topic that arises again and again without fail is the topic of muscle fiber type. (bodybuilding.com)
  • So how important is muscle fiber type? (bodybuilding.com)
  • I believe that muscle fiber typing is both over-rated and under-rated. (bodybuilding.com)
  • Therefore, there is no such thing as a partially firing motor unit or a partially contracted muscle fiber. (bodybuilding.com)
  • and the reduced ability of the muscle fiber to contract (metabolic fatigue). (wikipedia.org)
  • Potassium builds up in the t-tubule system and around the muscle fiber as a result of action potentials . (wikipedia.org)
  • 3D rendering of a skeletal muscle fiber. (wikipedia.org)
  • Every single organelle and macromolecule of a muscle fiber is arranged to ensure form meets function. (wikipedia.org)
  • While the muscle fiber does not have a smooth endoplasmic cisternae, it contains a sarcoplasmic reticulum . (wikipedia.org)
  • These cross the muscle fiber from one side to the other. (wikipedia.org)
  • The different fiber arrangements produce broad categories of skeletal muscle architectures including longitudinal, pennate , unipennate, bipennate, and multipennate. (wikipedia.org)
  • Type I muscle fiber are sometimes broken down into Type I and Type Ic categories, as a result of recent research. (wikipedia.org)
  • Longitudinal architecture The fascicles of longitudinally arranged, parallel, or fusiform muscles run parallel to the axis of force generation, thus these muscles on a whole function similarly to a single, large muscle fiber. (wikipedia.org)
  • Anterior
  • Along with the other three muscles of mastication (temporalis, medial pterygoid, and lateral pterygoid), the masseter is innervated by the anterior division of the mandibular division (V3) of the trigeminal nerve. (wikipedia.org)
  • Action of right supraspinatus muscle, anterior view. (wikipedia.org)
  • The sternalis is a muscle that runs along the anterior aspect of the body of the sternum. (wikipedia.org)
  • However, there is a potential benefit of the muscle as it can be used as a flap in a reconstructive surgery of the head and neck and the anterior chest wall. (wikipedia.org)
  • musculoskeletal
  • Spasmolytics, also known as "centrally acting" muscle relaxants, are used to alleviate musculoskeletal pain and spasms and to reduce spasticity in a variety of neurological conditions. (wikipedia.org)
  • prevalence
  • The rising prevalence of the Western sedentary lifestyle in Asia Pacific countries is likely to boost the Asia Pacific muscle wasting disorders market in the coming years. (tmrresearch.com)
  • High awareness pertaining to the prevalence of muscle atrophy and the availability of advanced diagnostics is the primary reason that make North America the most lucrative region in this market. (tmrresearch.com)
  • smooth muscle
  • Smooth muscle, which lines most of the hollow organs of the body, is not under voluntary control, but is regulated by the autonomic nervous system. (infoplease.com)
  • For information on smooth muscle relaxants, see antispasmodic . (wikipedia.org)
  • some subcategories of opioids have muscle relaxant properties, and some are marketed in combination drugs with skeletal and/or smooth muscle relaxants such as whole opium products, some ketobemidone , piritramide and fentanyl preparations and Equagesic . (wikipedia.org)
  • It also has striations unlike smooth muscle. (wikipedia.org)
  • smooth muscle has neither. (wikipedia.org)
  • Latin
  • The term muscle is derived from the Latin musculus meaning "little mouse" perhaps because of the shape of certain muscles or because contracting muscles look like mice moving under the skin. (wikipedia.org)
  • Aconeus muscle is the anglicized form of the Latin expression musculus anconaeus, as can be found in the Nomina Anatomica as ratified in Basel in 1895 and in Jena in 1935. (wikipedia.org)
  • musculus
  • The expression musculus aconaeus was translated into English as elbow muscle in 1907 in the English translation of the first edition of the Nomina Anatomica. (wikipedia.org)
  • arises
  • The supraspinatus muscle arises from the supraspinous fossa, a shallow depression in the body of the scapula above its spine. (wikipedia.org)
  • Humerus
  • The supraspinatus (plural supraspinati) is a relatively small muscle of the upper back that runs from the supraspinatous fossa superior portion of the scapula (shoulder blade) to the greater tubercle of the humerus. (wikipedia.org)
  • The supraspinatus muscle performs abduction of the arm, and pulls the head of the humerus medially towards the glenoid cavity. (wikipedia.org)
  • Trauma to the nerve supply of the anconeus muscle can usually result from a shoulder dislocation or fractures of the upper part of the humerus or around the olecranon, or any injury that damages the radial nerve. (wikipedia.org)
  • nerve
  • Disuse atrophy is caused by the lack of physical activity, whereas neurogenic atrophy occurs due to an injury or disease to a nerve that connects the muscle. (tmrresearch.com)
  • Fatigue (reduced ability to generate force) may occur due to the nerve, or within the muscle cells themselves. (wikipedia.org)
  • Harm inflicted upon the radial nerve through these mechanisms can paralyze the anconeus muscle as well as other extensors of the elbow and wrist. (wikipedia.org)
  • The procerus is a small pyramidal slip of muscle deep to the superior orbital nerve, artery and vein. (wikipedia.org)
  • parallel
  • For instance, fusiform refers to a longitudinal architecture with a widened muscle belly (biceps), while parallel may refer to a more ribon-shaped longitudinal architecture (rectus abdominis). (wikipedia.org)
  • Anatomical
  • Muscle actions are always described as departures from the standard position of the body, the anatomical position. (umich.edu)
  • elbow
  • While spasticity is velocity-dependent resistance to passive stretch (i.e. passively moving an elbow quickly will elicit increased muscle tone, but passively moving elbow slowly may not elicit increased muscle tone), rigidity is velocity-independent resistance to passive stretch (i.e. there is uniform increased tone whether the elbow is passively moved quickly or slowly). (wikipedia.org)
  • symptoms
  • Some of the signs and symptoms of muscle atrophy are one arm smaller than other and patient feels physically inactive. (tmrresearch.com)
  • Standards of perscription symptoms only over the propecia loss of muscle medication have then estimated the mg/day and patient of this person restoring the treatment of the hair within one cancer. (kalentura.com)
  • It may be used to alleviate symptoms such as muscle spasms , pain , and hyperreflexia . (wikipedia.org)
  • Mice
  • Treated animals grew more new muscle tissue at the site of injury compared to untreated controls, and their strength after recovery rivaled that of genetically normal mice. (pitt.edu)
  • lateral
  • Etiology for muscle atrophy includes amyotrophic lateral sclerosis, guillain-barre syndrome, long-term corticosteroid therapy, motor neuropathy and alcohol-associated myopathy. (tmrresearch.com)
  • The anconeus muscle can easily be palpated just lateral to the olecranon process of the ulna. (wikipedia.org)
  • There is sometimes an additional head from the sesamoid bone in the lateral (outer) head of the gastrocnemius muscle. (wikipedia.org)
  • qualify
  • Opinions vary as to whether high-performance full-size cars , compacts , and pony car qualify as muscle cars. (wikipedia.org)
  • Conventional motors and pneumatic linear or rotary actuators do not qualify as artificial muscles, because there is more than one component involved in the actuation. (wikipedia.org)
  • researchers
  • By raising Klotho levels in old animals, or by mitigating downstream effects of Klotho deficiency, the researchers could restore muscle regeneration after injury. (pitt.edu)
  • By winding them into coils, researchers make artificial muscles that contract at speeds similar to human muscles. (wikipedia.org)
  • efficiency
  • High concentrations of potassium (K + ) also causes the muscle cells to decrease in efficiency, causing cramping and fatigue. (wikipedia.org)
  • found
  • We found that we were able to rescue, at least in part, the regenerative defect of aged skeletal muscle," said lead author Fabrisia Ambrosio, PhD , director of rehabilitation for UPMC International, associate professor of physical medicine and rehabilitation at Pitt, and core faculty at the McGowan Institute of Regenerative Medicine. (pitt.edu)
  • Muscle is a soft tissue found in most animals. (wikipedia.org)
  • Nerves
  • In a review, it was reported that the muscle was innervated by the external or internal thoracic nerves in 55% of the cases, by the intercostal nerves in 43% of the cases, while the remaining cases were supplied by both nerves. (wikipedia.org)