Nervous System review

Which system is the "control center" of the human body?

• muscular

• nervous

• digestive

The nervous system is composed of the _______, _______, and _______.

• mithocondria, vacuole, nucelus

• heart, brain, kidneys

• brain, spinal cord, nerves

What does the nervous system do?

• Carries messages back and forth between your brain and the rest of your body

• Pumps blood from your heart to your body

• Breaks up food

An injury to the spinal cord can lead to paralysis.

• True

• Fasle

The impulses that neurons transfer are _________

• mechanical

• electrical

• radioactive

The CENTRAL NERVOUS SYSTEM consist of

• neurons only

• brain and spinal cord

• brain only

How do you feel today?

• 
• 
• 
• 

An example of a body responding to stimuli is

• petting your cat

• your mouth watering when you smell food

• watching tv

The most complex organ in the body is the

• cell

• nerves

• brain

The bundle of nerves that run up and down the length of the back and transmit most messages between the body and brain is called the

• sensory and motor

• spinal cord

• brain