Quiz on the Nervous System

What is the primary function of the nervous system?

• To digest food

• To take information from the sense organs and decide what to do with it

• To circulate blood

• To produce hormones

Which of the following is NOT a sense organ?

• Eyes

• Ears

• Heart

• Nose

Which sense organ is responsible for detecting smells?

• Eyes

• Ears

• Nose

• Skin

Which sense organ is responsible for detecting sounds?

• Eyes

• Ears

• Nose

• Skin

What does the nervous system receive from the sense organs?

• Nutrients

• Information

• Oxygen

• Blood

What does the nervous system send throughout the body?

• Blood

• Nutrients

• Messages

• Oxygen

What is the nervous system sometimes called?

• The power center

• The control center

• The energy center

• The information center

What does the nervous system tell the body?

• How to grow

• What to do

• How to digest food

• How to breathe

What do stimuli from the sense organs change into?

• Chemical signals

• Electrical signals

• Mechanical signals

• Thermal signals

What carries the electrical signals to the brain and spinal cord?

• Muscles

• Bones

• Nerves

• Blood vessels