(medicine) A tool used by physician to hit the body and test for certain reflexes.

(neuroanatomy, neurophysiology) The neural pathway that mediates a reflex.

plural of patellar reflex

The reflex which causes a bent knee to kick when the tendon below the patella (kneecap) is tapped.

plural of reflexive pronoun

A verb whose subject and direct object are the same.

Raised skin, usually caused by the involuntary erection of hairs on the neck or arms caused by cold, excitement, or fear.

(grammar) In English: a personal pronoun, having a form of "self" as a suffix to show that the subject's action affects the subject itself.

A response, to a stimulus, that has been acquired by operant conditioning.

a reflex in infants in which the head is turned towards any stimulus; used to find the nipple