Digestive, Circulatory, and Respiratory Systems

The main function of the circulatory system is to -

• support and protect delicate organs such as the brain, lungs, and hear

• protect the body against invading organisms and infectious diseases

• pump oxygen and nutrients through the blood to every part of the body

• coordinate all actions and reactions of the body using electrical signals

Which body system is shown here?

• circulatory system

• respiratory system

Which organ squeezes and mixes your food into a mushy liquid?

• mouth

• stomach

• large intestine

• small intestine

What organ pumps blood throughout your body?

• veins

• arteries

• heart

• blood vessels

Esophagus

• Circulatory System

• Respiratory System

• Digestive System

Tags

NGSS.MS-LS1-3

Large Intestine

• Digestive System

• Circulatory System

• Respiratory System

Arteries

• Circulatory System

• Digestive System

• Respiratory System

Gallbladder

• Digestive System

• Respiratory System

• Circulatory System

Diaphragm

• Circulatory System

• Digestive System

• Respiratory System

Liver

• Digestive System

• Respiratory System

• Circulatory System