Explain in detail...
Q.29. Macula of labyrinth is bathed in
(a) Aqueous humour
(b) Vitreous humour
(c) Perilymph
(d) Endolymph

Dear Student
d) endolymph is fluid contained in membranous labyrinth. These help in regulating electrochemical impulses of hair cells. Endolymph consists of potassium ions. Its main function includes balance sense detection of gravity, linear acceleration.While perilymph lies between the wall of bony labyrinth and membranous labyrinth. Aqueous and vitreous humour are part of the eye it has no role in sensing the gravity of balancing of the body.

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