Neural Control and Coordination Question 40
40. Which of the following receptors are specifically responsible for maintenance of balance of body and posture? [2019, Odisha]
(a) Crista ampullaris and macula
(b) Basilar membrane and otoliths
(c) Hair cells and organ of corti
(d) Tectorial membrane and macula
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Answer : a
Hints & Solutions
(a) Crista ampullaris is a sensory organ of rotation. It maintains the dynamic balance of the body. It is found in the ampulla of each of the semicircular canals of inner ear. Otolith organ consists of two structures i.e. saccule and utricle. The projecting ridge of the saccule and utricle is called macula. The otolith organ maintains the static balance of the body.