Circulatory

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

The job of the heart is to . . .

• pump blood around the body.

• send food to the small intestines.

• break down food.

• give energy to the body.

The circulatory system works with the ___________ system to provide our body with oxygen.

• respiratory

• digestive

• muscular

• skeletal

Which is responsible for providing oxygen to cells?

• respiratory system
• circulatory system
• muscular system
• nervous system

Deoxygenated blood means that the blood is low in...

• Oxygen

• Carbon Dioxide

Which of the following is not part of the circulatory system?

• veins

• heart

• stomach

• arteries

As the blood reaches the lungs, what is removed from the blood?

• oxygen

• carbon dioxide

• red blood cells

• white blood cells

The main function of the circulatory system is 

• To give the body structure and support
• Excrete waste
• transport blood, nutrients, and gases throughout the body
• to transport messages from the body to the brain

Which way does the blood flow through arteries?

• into the heart

• away from the heart

The circulatory system consists of what three parts?

• Heart

• Brain

• Blood

• Blood vessels

• Liver