LESSON 3 - 6TH

It perceives color, shapes and sizes of objects:

• hearing

• eyesight

• smelling

• touching

It is a muscle that varies the size of the pupil:

• cornea

• iris

• lens

• retina

the lens

• It acts like a camera focusing the light

• light passes through a clear coat to the inside of the eye

• it is a light sensitive inner lining that transmit to the brain

The hearing sense detects (a)   around us.

In which part of the ear are the "Ossicles"

• middel ear

• inner ear

• external ear

The auricle of the ear cathces the sound and sends it to a tube called:

• ear canal

• cochlea

• ear drum

In the smell sense, the air enters through the

(a)  

The substances goes thorugh the ____________ to reach the olfatory nerve.

• nerve fibers

• nasal cavity

• nostrils

The tongue is the organ of the (a)  

What is the flavor?

• it is the combination of tastes and smells

• this are absorbed by the taste buds

• it is produce by the tongue