Question

What is the function of the pinna?

(a) Collects sound waves from the air

(b) Equalizes pressure

(c) Acts as auditory receptors

(d) Maintains balance

This question was posed to me by my college professor while I was bunking the class.

This is a very interesting question from Neural Control and Coordination topic in division Neural Control and Coordination of Biology – Class 11

Answer 1

Correct option is (a) Collects sound waves from the air

Easy explanation: The pinna is the portion of the ear which is visible on the body. It is a part of the outer ear along with the external auditory meatus or auditory canal and the tympanic membrane or eardrum.