Body Systems

Which system pumps blood through your body?

• circulatory
• digestive
• respiratory
• muscular

Where does digestion start?

• mouth
• throat
• stomach
• intestines

Which is the largest organ of the body?

• Intestines
• Heart
• Skin
• Liver

What does your skull protect?

• heart

• lungs

• ribs

• brain

This muscle works the hardest in your body.

• brain

• liver

• biceps

• heart

What is the most important job of the skeletal system? 

• To give your body shape and protect your organs
• To circulate blood throughout your body
• To keep you healthy

What is the most important job of the muscular system?

• To help you move
• To give your body shape and protect your organs
• To break down food 

What is the most important job of the digestive system?

• To break down food and give your body nutrients 
• To help you move
• To give your body shape and protect your organs 

What is the most important job of the circulatory system?

• To circulate blood throughout your body
• To help you move
• To help you remember, think, and learn

The tube that carries food from your mouth to your stomach is called _____. 

• The esophagus 
• The intestines 
• The eyes