INTERACTION - UNIT 1

The nervous system sends messages from the....

• Nerves

• Cerebellum

• Spinal cord

• Brain

_______ collect information from our sense organs (eyes, ears, nose, tongue, skin)

• The brain

• Motor neurons

• Sensory neurons

• Spinal cord

What is a neuron?

• Neurons are star-shape cells with three different parts: cell body, axon and dendrites.

• Neurons are parts of the sensitive nerves.

• Neurons are tissues that make the brain and the spinal cord.

• Neurons are in all sense organs.

An easy one... the five senses are:

• Sight, hearing, taste, touch, smell

• Eyes, ears, nose, tongue, skin

• Eyes, hearing, taste, hands, nose

• Sight, brain, taste, touch, smell

Brain is compound by

• cerebrum, cerebellum and brainstream

• brain, cerebellum and brainstream

• cerebelum, spine cord

• cerebrum and cerebellum

The Cornea...

• is the coloured part of the eye

• cover and protects the iris and the cochlea

• is a small hole that helps us to see

• cover and protects the iris and the pupil

The ________ is the coloured, circular part at the front of the eye.

• Iris

• Pupil

• Retina

The retina turns images into signals and sends them to the brain trough the...

• Pupil

• Optic nerve

• Iris

The ear canal is in the...

• Inner ear

• Middle ear

• Outer ear

The auditory nerve is in the...

• Inner ear

• Middle ear

• Outer ear