Quiz 4

Which is the correct definition of the Circulatory system?

• The system fights disease so the body stays healthy.
• The system that circulates blood and oxygen through the body, consisting of the heart,blood vessels,and blood.
• Breaks down food into smaller pieces and absorbs those nutrients into the body.
• Provides shape and structure for the body.

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 

Carbon dioxide is considered a _________________

• food
• waste
• energy
• fun party favor

Blood leaving the heart to go to the body leaves from which ventricle?

• left
• right

What are the smaller branched tubes that connect the arteries and veins called?

• mini veins

• blood vessels

• capillaries

Veins carry oxygen poor blood back to the heart.

• False

• True

How does the heart work?

• It pumps blood first to the lungs, back to the heart and then around the rest of the body.

• It pumps blood first to the rest of the body, back to the lungs and then to the heart.

• It pumps blood around the rest of the body, back to the heart and then to the lungs,

______________ are the smallest blood vessels.

• Arteries
• Veins
• Capillaries