Circulatory System

Question 1

Is composed of organs that make sure all the cells in the body receive the oxygen and nutrients they need.

Answer 1

Circulatory system

Question 2

The _ is a muscular organ that is located near the lungs.

Answer 2

Heart

Question 3

What is the main function of the heart?

Answer 3

To pump blood throughout the body.

Question 4

The _ transports important materials to and from the cells.

Answer 4

Blood

Question 5

It is the blood’s liquid.

Answer 5

Plasma

Question 6

These transport nutrients and oxygen.

Answer 6

Red blood cells

Question 7

These fight pathogens.

Answer 7

White blood cells

Question 8

These are in charge of clots

Answer 8

Platelets

Question 9

The _ _ allow blood to flow.

Answer 9

Blood vessels

Question 10

Carries deoxygenated blood.

Answer 10

Veins

Question 11

Carries oxygenated blood

Answer 11

Arteries

Question 12

Delivers red blood cells to tissues

Answer 12

Capillaries

Question 13

A _ happens when blood cannot reach the brain.

Answer 13

Stroke

Question 14

Is characterized by the lack of red blood cells needed to deliver oxygen to all body cells.

Answer 14

Anemia

Question 15

Is a cancer of the white blood cells.

Answer 15

Leukemia

Question 16

Is characterized by the formation of plaque in the walls of the arteries.

Answer 16

Atherosclerosis

Question 17

Happens when blood cannot reach the heart.

Answer 17

Heart attack