Moderate

Given below is a diagrammatic cross section of a single loop of human cochlea.Which one of the following options correctly represents the names of three different parts?

Correct answer: B. A - Perilymph B - Tectorial membrane C - Endolymph

  • A. D - Sensory hai cells A - EndolymphB - Tectorial membrane
  • B. A - Perilymph B - Tectorial membrane C - Endolymph
  • C. B - Tectorial membrane C - Perilymph D - secretory cells
  • D. C - Endolymph D - Sensory hair cells A - Serum

Explanation

A - Perilymph B - Tectorial membrane C - Endolymph D - Sensory hair cells

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Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.

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