Question

Which one is used in balancing?

• A. Organ of Corti
• B. Vestibular region
• C. Middle ear
• D. Cochlea

Answer 1

Answer: (B)

Vestibular region

Vestibular region or vestibular apparatus is a complex system present in the inner ear. It consists of three semi-circular canals and a otolith organ that contains saccule and utricle having a projecting ridge called macula. The bony canals contain perilymph and surrounds membranous canals. The base of canals is swollen and known as ampulla that contains a projecting ridge called crista ampullaris possessing hair cells. Crista and macula are the receptors of vestibular apparatus which are responsible to maintaining balance and posture of body.

So, the correct answer is 'Vestibular region'.