Body Systems

Body Systems

Multiple Choice

You breathe in carbon dioxide and breathe out oxygen.

• True

• False

Multiple Choice

Your diaphragm is used to help you with singing.

• True

• False

Multiple Choice

When you breathe, the air moves down your _____.

• Skull

• Spine

• Trachea

• Heart

Multiple Choice

Your blood pumps away from your heart through your arteries and returns to your heart through your veins.

• True

• False

Multiple Choice

Your heart is about the same size as _______.

• A quarter

• Your fist

• An ant

• A giraffe

Multiple Choice

Your smallest bone is called the stapes. It is in your ear and is a big as a grain of rice.

• True

• False

Multiple Choice

The largest bone is your body is called your ______.

• Kneecap (patella)

• Phalanges

• Femur

• Vertebrae

Multiple Choice

The cerebrum is the largest part of your brain. It controls thinking, speaking, hearing, and smelling.

• True

• False

Multiple Choice

Your brain receives and sends messages from every part of your body through the ___________.

• Spinal cord and nerves

• Intestines

• Stomach

• Joints

Multiple Choice

Adults are allowed to donate blood or plasma to help others.

• True

• False

Multiple Choice

There are 2 parts to a drop of blood.

• True

• False

Multiple Choice

Red blood cells carry food.

• True

• False

Multiple Choice

White blood cells fight germs.

• True

• False

Multiple Choice

Platelets are important because they stop cuts from bleeding too much.

• True

• False

Multiple Choice

When you get cut and you cover it up to stop the bleeding, you should keep taking the cover off over and over to check on it.

• True

• False

Multiple Choice

How does fiber help you?

• It helps you see better.

• It makes the muscles in your intestines work better.

• It keeps you hydrated.

• It helps you hear better.