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Cardiovascular System

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

What is the main function of the heart?

a)

To prevent blood from moving in the wrong direction

b)

To regulate body temperature

c)

To pump blood throughout the body

d)

To replace oxygen with carbon dioxide

2.

What is it called when there is an interruption of blood to the brain?

a)

Migraine

b)

Stroke

c)

Heart attack

d)

Homeostasis

3.

What is the largest vein in the body?

a)

Septum

b)

Aorta

c)

Capillaries

d)

Vena cava

4.

What is the condition of keeping the body stable?

a)

Homeopathy

b)

Balance

c)

Homeostasis

d)

Physiology

5.

What is the clear, yellowish liquid portion of the blood?

a)

Plasma

b)

Veins

c)

Platelets

d)

Capillaries

6.

What is the largest blood vessel in the body?

a)

Right Atrium

b)

Plasma

c)

Vena cava

d)

Aorta

7.

How many chambers does the heart have?

a)

4

b)

3

c)

2

d)

1

8.

What is responsible for clotting the blood when a person gets cut?

a)

Capillaries

b)

Platelets

c)

Plasma

d)

Vena cava

9.

What is the upper chamber of the heart that receives blood from the body?

a)

Aorta

b)

Right atrium

c)

Right ventricle

d)

Left atrium

10.

Why does the blood turn dark red as it circulates through the body?

a)

Because the heart is pumping blood to the brain

b)

Because Oxygen is replaced with Carbon Dioxide

c)

Because there are no platelets

d)

Because Carbon Monoxide is replaced with Oxygen

11.

What is the main function of valves in the circulatory system?

a)

To pump blood throughout the body

b)

To prevent blood from moving in the wrong direction

c)

To prevent platelets from clotting the blood

d)

To keep the body stable

12.

Which is NOT a part of the cardiovascular system?

a)

Capillaries

b)

Heart

c)

Arteries

d)

Ligaments

13.

Which can ONLY have blood cells travel single file in them?

a)

Capillaries

b)

Arteries

c)

Septum

d)

Veins

14.

#2

a)

Septum

b)

Right ventricle

c)

Left ventricle

d)

Right Atrium

15.

#9

a)

Right Atrium

b)

Right ventricle

c)

Left atrium

d)

Left ventricle

16.

#5

a)

Pulmonary Valve

b)

Aorta

c)

Superior Vena Cava

d)

Mitral Valve

17.

#7

a)

Left atrium

b)

Right ventricle

c)

Right atrium

d)

Aorta

18.

#3

a)

Right ventricle

b)

Right atrium

c)

Septum

d)

Mitral valve

19.

#4

a)

Aorta

b)

Pulmonary artery

c)

Inferior vena cava

d)

Superior vena cava

20.

Pink color....

a)

Lungs

b)

Septum

c)

Pulmonary artery

d)

Superior vena cava