acousticopalpebral reflex -->
cochleopalpebral reflex
medical dictionary

A form of the wink reflex in which there is a contraction, sometimes very slight, of the orbicularis palpebrarum muscle when a sudden noise is made close to the ear; it is absent in labyrinthine disease with total deafness.

Synonyms: acousticopalpebral reflex, auropalpebral reflex, cochleo-orbicular reflex, startle reflex.

(05 Mar 2000)