Veins and Arteries

What is the main organ of the circulatory system?

• Brain

• Heart

• Stomach

Tags

NGSS.MS-LS1-3

Which blood vessel carries blood FROM the tissues INto the heart?

• veins

• arteries

• capillaries

• red blood cells

Which type of blood vessel has thinner walls?

• artery

• vein

What is the purpose of the circulatory system?

• To change food into nutrients

• To transport blood carrying nutrients throughout the body

• To eliminate waste in the body

• To help the body move

Veins carry ______ to the heart:

• deoxygenated blood (blood without oxygen)

• oxygenated blood (blood with oxygen)

These blood vessels move the blood AWAY from the heart to other parts of the body:

• veins

• arteries

• capillaries

• white blood cells

The heart pumps blood with a lot of pressure. For this reason the ______ walls are thick, resistant, and flexible.

• artery

• capillary

• vein

• cell

The arteries carry ______ AWAY from the heart to the other parts of the body.

• deoxygenated blood (without oxygen)

• oxygenated blood (with oxygen)

OXYGENATED blood returns from your lungs and enters the heart. The heart then pumps this blood to the ________

• capillaries

• veins

• brain

• arteries

The arteries carry the blood to a different blood vessel called ______. Here substances (like oxygen) are released into organ tissues.

• capillaries

• veins

• artery ends

• heart