Schematic representation of<unk>  tendon reflex (knee jerk) pathway The<unk> , also called the knee reflex or knee-jerk, is a stretch reflex which tests the L2, L3, and L4 segments of the spinal cord.
Patellar reflex
Ankle jerk reflex
Plantar reflex
Glabellar reflex
Extensor digitorum reflex
Biceps reflex
Brachioradialis reflex
Jaw jerk reflex