Science 7 : The Nervous System

The nervous system is divided into 2 groups.

• neurons

• cerebellum, cerebrum

• the spinal cord

• central nervous system and peripheral nervous system

The 3 organs that make up the nervous system.

• lungs, brain, skin

• brain, spinal cord, nerves

• medulla, dendrites, axons

• cell body, axon endings, nucleus

The brain is made up of about _________ water.

• 75%

• There isn't water in the brain.

• 25%

• 50%

What are the 3 parts of the brain?

• dendrites, axons, axon endings

• spinal cord, medulla, neurons

• cerebrum, cerebellum, brain stem

• central, peripheral, axons

What protects the brain?

• skull

• spinal cord

• dendrites

• cerebellum

Which part of the brain is responsible for balance?

• axons

• brain stem

• cerebrum

• cerebellum

Which part of the brain is connected to the spinal cord?

• cerebellum

• cerebrum

• brain stem

• neurons

The cerebrum is responsible for …….

• smell, speech, touch, movement, sight, etc.

• balance and coordination

• frontal lobe

• temporal lobe

There are billions of __________ in the brain.

• neurons

• brain stems

• spinal cords

• nervous systems

It is good for your brain to smoke.

• True

• False