Blood Vessels

The largest artery is called ______.

• aorta
• vena cava
• atrium
• ventricle

A blood vessel that brings blood to the heart.

• vein
• artery
• atrium
• ventricle

A blood vessel that brings blood to the other parts of the body.

• artery
• atrium
• ventricle
• vein

The smallest type of blood vessel is the:

• nerve
• vein
• capillary
• artery

arteries, veins, and capillaries are three types of __________

• heart valves
• blood vessels
• cells
• veins

What is the function of capillaries in the circulatory system?

• To carry blood away from the heart

• To transport nutrients directly to cells

• To connect arteries and veins

• To store blood

Which blood vessels have the thickest walls?

• Veins

• Capillaries

• Arteries

• Venules