Circulatory System

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

Tags

NGSS.MS-LS1-3

Arteries carry oxygen rich blood away from the heart.

• True

• False

Veins carry oxygen poor blood back to the heart.

• False

• True

Identify

• Left atrium
• Right atrium
• Left ventricle
• Right ventricle

Identify

• Left atrium
• Right atrium
• Left ventricle
• Right ventricle

This chamber of the heart RECEIVES blood returning from the body

• Right Atrium
• Right Ventricle
• Left Atrium
• Left Ventricle

What function does the heart do?

• Protects organs and produces red blood cells.
• Generates heat.
• Breaks down food into nutrients.
• The heart is a pump, which moves the blood. The arteries and veins are the pipes where the blood flows.

arteries, veins, and capillaries are three types of __________

• heart valves
• blood vessels
• cells
• veins

What does blood do?

• Carries Water to cells
• Carries Oxygen to cells
• Carries Food to cells
• All of the above 

Name this part.

• Right atrium
• Left ventricle
• Right ventricle
• Left atrium