Medical Definition of Knee jerk

Reviewed on 3/29/2021

Knee jerk: The reflex that is tested by tapping just below the bent knee on the patellar tendon. Normally this causes the quadriceps muscle to contract and bring the lower leg forward. It has given rise to the saying 'a knee-jerk reaction.' Also known as patellar reflex.

CONTINUE SCROLLING OR CLICK HERE

QUESTION

The abbreviated term ADHD denotes the condition commonly known as: See Answer

Health Solutions From Our Sponsors