Blood Vessels

The thickest and strongest blood vessel is the

• vein

• artery

• capillary

• both veins and capillaries

Human blood vessels are

• artries, capillaries, and atria

• ventricles, atria and pulmonary veins

• capillaries, artries, and veins

• veins, artries, and aorta

The blood vessel that has valves at intervals...

• capillary

• artery

• vein

• none of the above

Valves in veins

• support them

• protect them

• prevent the backward movement inside them

• provide them elesticity

The smallest type of blood vessel is the:

• nerve

• vein

• capillary

• artery

This type of vessel carries blood TO the heart:

• vein

• nerve

• muscle

• artery

which of the blood vessels do you think have greatest blood pressure

• veins

• capillaries

• atria

• arteries

Carry blood away from heart; mostly oxygen-rich

• Arteries

• Veins

• Capillaries

These carry blood to the heart:

• arteries

• veins

• capillaries

• arterioles

Choose the correct blood vessels.

• Artery

• Vein

• Capillaries

• All of the above.