Question

Draw a diagram of structure of human ear label any four auditory parts on it and write their function

Answer 1

The outer ear is called pinna.It collects the sound from surrounding.The collected sound passes through the auditory canal.At the end of auditory canal there is a thin membrane (tympanic mambrane) when a compression of medium reaches the ear drum the pressure on the out side of the mambrane increases and force the eardrum inward. The vibration are amplified by three bones hammer , anvil and stirrup. hope it will help .