The Patellar "Knee Jerk" Reflex is an Example of A(n)

Question

The patellar "knee jerk" reflex is an example of a(n) ________.
A) stretch reflex
B) stress reflex
C) extensor thrust reflex
D) crossed-extensor reflex

Accepted Answer

The patellar reflex involves the stretch reflex, where tapping the patellar tendon stretches the quadriceps muscle causing it to contract and extend the leg.