jueves, 8 de enero de 2015

Science Class 5EP: THE HEARING





 
 


THE
HEARING SENSE


 
 
The  sense of the 
hearing  allows us to percibe
saunds.


The receptor organ  is the ear. 
Its  structur  is divide  into three 
parts .


Outer ear, middel ear and internal  ear .


The ear is the se of organs  whose main fuctions  are to previde  balance and audicional bodies  of animals and people.visible.


The outer ear, is the  is the part of the ear  which is visible. covered with cilia and
glands secreting wax.


Middel ear, consists of timpanic  cavity that appers  inmediately 
after the timpanic membrane.
through which pass the vibrations
mechanically.


Internal ear, is the most
part of the ear. It is know as the laberinth.
whose structures translate the
vibrations to
nerve messages.


 





 

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