Blood Vessels - PRS

How many blood vessel types do humans have?

• 1

• 2

• 3

• 4

Human blood vessels are

• arteries, capillaries, atria

• ventricles, atria, pulmonary veins

• capillaries, arteries, veins

• veins, arteries, aorta

The thickest and strongest blood vessel is the

• vein

• artery

• capillary

The blood vessel that has the largest diameter is

• capillary

• artery

• vein

The blood vessels that has valves at intervals are

• arteries

• veins

• capillaries

Valves in veins

• support them

• protect them

• prevent backflow of blood

• provide elasticity

Which of the blood vessels do you think have greatest blood pressure?

• arteries

• capillaries

• veins

Tags

NGSS.HS-LS1-3

Carry blood toward heart; mostly oxygen-poor/deoxygenated blood

• arteries

• veins

• capillaries

Carry blood away from heart; mostly oxygen-rich/oxygenated blood

• capillaries

• arteries

• veins

These are one cell thick

• capillaries

• veins

• arteries