Circulatory Review

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.

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

• veins

• heart

• stomach

• arteries

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 best describes the relationship between the muscular system and the circulatory system? 

• The circulatory system captures carbon dioxide from the air for muscle energy.
• The circulatory system produces red blood cells to bring oxygen to the muscles
• The circulatory system provides a framework for muscle movement
• The circulatory system delivers oxygen for muscle energy

Veins are blood vessels containing blood going to the heart

• True

• False

After the blood leaves the right atrium, it goes to the...

• Right Ventricle

• Right Atrium

• Left Ventricle

• Left Atrium

After the blood gets oxygen from the lungs, it goes through the pulmonary veins to the heart's....

• Right Atrium

• Left Ventricle

• Right Ventricle

• Left Atrium

Arteries carry oxygen rich blood away from the heart.

• True

• False

______________ are the smallest blood vessels.

• Arteries
• Veins
• Capillaries