The Nervous System

_______ is the organ that controls body functions

_______ are nerves that send messages between the brain and the body

_________ are different parts of the body working together

What is the main organ of the nervous system?

• Brain

• Liver

• Lungs

• Heart

How do nerves send signals to the brain?

• Through the veins

• By traveling up the spinal cord

• Through the stomach

What is the job of neurons in the body?

• Digest food

• Pump blood

• Transport and store information

Which sense allows us to see using our eyes?

• Touch

• Sight

• Taste

• Smell

What is the function of the olfactory nerve?

• Controlling heartbeat

• sending signals about smell

• message to the brain about the smell

What does the nervous system control in the body?

• Digestion of food

• growth of nails

• singing ability

True or False: The nervous system does not work while you are asleep.

• True

• False