What is the function of eyelids and eyelashes?
To stop sweat and dust from getting in the eyes
Which part of the eye does light enter through after reflecting off an object?
The pupil
After light goes through the pupil what happens to it?
It goes through the lens and forms an upsidedown image on the retina
What is the function of the retina?
It sends information to the brain
After the retina sends signals to the brain what happens?
The brain reads the information and turns the image the right way up
What is the sense of the eyes?
Sight
What is the sense of the ears?
Hearing
What are the 3 main parts of the ear?
Outer ear, middle ear, inner ear
What is the function of earwax?
To protect the ear from dirt and infection
Which part of the ear does sound enter?
The outer ear
Which part of the ear is the eardrum in?
The middle ear
What happens to the liquid in the inner ear when the eardrum vibrates?
It moves and sends signals to the brain
What does the brain do when it recieves signals from the inner ear?
It reads them and tells you what you are hearing
What is the sense of the nose?
Smell
Which part of the nose does air enter through?
Nostrils
What does the olfactory nerve do?
Sends information to the brain
