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Regarding stapedial reflex which of the following is true:

A
It helps to enhance the sound conduction in middle ear
B
It is a protective reflex against loud sound
C
It helps in masking the sound waves
D
It is unilateral reflex
High-Yield Explanation
(b) It is a protective reflex against loud sound(Ref. Cummings, 6th ed., 2055)Whenever there is a loud sound 70-100dB above the hearing threshold of a person, the Stapedial reflex gets activated and protects the inner ear from noise trauma. It is a bilateral reflex.
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