stretch reflex


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Related to stretch reflex: tendon reflex, flexor reflex, Withdrawal reflex

stretch reflex

[′strech ‚rē‚fleks]
(physiology)
Contraction of a muscle in response to a sudden, brisk, longitudinal stretching of the same muscle. Also known as myostatic reflex.
References in periodicals archive ?
Evaluation of elbow stretch reflex using a portable hand-driven isokinetic system in normal adults.
Ritzmann et al (2013) showed suppression of the stretch reflex amplitude following acute exposure of WBV.
As described earlier in the stretch reflex, these sensory neurons synapse on and activate alpha motor neurons that innervate skeletal muscle.
Clonus: Rapid alternation between muscle contraction and relaxation caused by overactivity of the stretch reflex.
2008) initiated the stretch reflex in the hamstrings by inducing an anterior tibial translation during standing; they also compared the reflex response between two groups that performed either intermittent (2 x 1 min) vibration (f=30 Hz, A= 4 mm, VV) or normal activity (control).
To identify the possible contribution of the stretch reflex to the muscle activities triggered by hip and knee motion, we estimated the time intervals in which muscles were being stretched.
The upper body action includes the head thrusting back, the chest lifting up, and the left arm sweeping across the body to provide a strong stretch reflex.
However, the output of alpha motor neurons as a result of the stretch reflex, or H reflex, would be reduced even though Ia afferent feedback during eccentric contraction would increase (Nakazawa et al.