Lock and Unlock Responses
Either lock or unlock may be normal depending on the test condition. A lock occurs when the tested muscle gives solid, stable resistance to applied pressure. An unlock occurs when no solid point of matching resistance appears. In a lock, r…
1 sources - 5 claims
Either lock or unlock may be normal depending on the test condition. A lock occurs when the tested muscle gives solid, stable resistance to applied pressure. An unlock occurs when no solid point of matching resistance appears. In a lock, resistance matches the tester’s increasing pressure and the muscle appears facilitated. The article attributes unlock responses to changed brain signaling rather than structural changes in the bone or muscle.