Question

What Is pinna????????​

Answer 1

SOLUTION :

The ear has external, middle, and inner portions. The outer ear is called the pinna and is made of ridged cartilage covered by skin. Sound funnels through the pinna into the external auditory canal, a short tube that ends at the eardrum (tympanic membrane).

Answer 2

Explanation:

It is only visible part of ear...It is on the starting of ears.it has helical shape.The function of pinna is to act as a kind of funnel.