postactivation depression
- postactivation depression
- a reduction in amplitude and area of the M wave upon additional stimulus a few minutes after a strong violent contraction or after tetanus produced by repetitive nerve stimulation (q.v.). See also postactivation exhaustion, under exhaustion.
Medical dictionary.
2011.
Look at other dictionaries:
postactivation exhaustion — posttetanic exhaustion changes at the cellular level, such as decreased neuromuscular transmission, seen when repetitive nerve stimulation is performed a few minutes after intense neuromuscular activity; see also postactivation depression and… … Medical dictionary
postactivation facilitation — posttetanic facilitation facilitation at the neuromuscular junction, consisting of a decreased decrementing response or increased amplitude of the M wave, when nerve stimulation is repeated a few seconds after a strong voluntary contraction or… … Medical dictionary