The jaw jerk reflex can be classified as a dynamic stretch reflex. As with most other reflexes, the response to the stimulus is monosynaptic, with sensory neurons of the trigeminal mesencephalic nucleus sending axons to the trigeminal motor nucleus, which in turn innervates the masseter.
U.S. National Library of Medicine(0.00 / 0 votes)Rate this definition: Cumulative Trauma Disorders. Harmful and painful condition caused by overuse or overexertion of some part of the musculoskeletal system, often resulting from work-related physical activities. It is characterized by inflammation, pain, or dysfunction of the involved joints, bones, ligaments, and nerves.
Gregory Phillips talks about three areas of trauma experienced by Indigenous peoples: 1  Situational trauma - trauma that occurs as a result of a specific or discrete event, for example from a car accident, murder or being taken away.  Cumulative trauma - it is subtle and the feelings build over time, for example racism.