The knee jerk reflex can be tested by tapping just below the knee causing the lower leg to suddenly jerk forward. You are working the patella tendon. This is the tendon that runs down from the ...

You might have experienced the popular knee jerk in the doctors room or you may have heard of someone having an automatic 'knee-jerk response' to a situation without thinking. Strange, isn't it? Well, ...

Ever wonder what your doctor is looking for when she pokes and prods during a physical exam, then blinds you with that little flashlight? Most of this abuse is intended to test neural reflexes that ...

Following our clinical observation of tonic responses in response to the knee jerk in infants at very high risk for cerebral palsy (VHR infants), we systematically studied tonic responses, clonus, and ...