tensor tympani reflex

tensor tympani reflex

contraction of the tensor tympani muscle in response to intense sound, probably increasing impedance of the middle ear and thus possibly reducing the inner ear's exposure to the sound.

ten·sor tym·pa·ni re·flex

(ten'sŏr tim'pă-nī rē'fleks)
Contraction of the tensor tympani muscle in response to intense sound, increasing impedance of the middle ear and thus protecting the inner ear from exposure.