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Heart

Total questions: 22

Worksheet time: 12mins

Name
Class
Date
1.

What is the main organ of the circulatory system?

a)

Brain

b)

Lungs

c)

Heart

d)

Blood Vessels

2.

Your heart is an involuntary muscle that is always working.

a)

True

b)

False

3.

Your heart always pumps at the same rate.

a)

True

b)

False

4.

How big is your heart?

a)

About the size of your brain

b)

About the size of your lungs

c)

About the size of a cell

d)

About the size of your fist

5.
How many chambers does the heart have ? 
a)
4
b)
6
c)
3
d)
1
6.

Which of the following are chambers of the heart?

a)

Valves

b)

Atrium and ventricle

c)

Arteries and veins

d)

Sinoatrial nerve

7.

The pulmonary artery is the artery that carries the blood to your heart from your lungs.

a)

True

b)

False

8.

How are arteries and veins different?

a)

One is bigger than the other.

b)

The arteries carry more blood than the veins.

c)

The arteries carry blood away from the heart.

Veins carry blood to the heart.

d)

The veins carry blood away from the heart.

Arteries carry blood to the heart.

9.

Which chamber in the heart collects oxygen poor blood?

a)

Right Atrium

b)

Right Ventricle

c)

Left Atrium

d)

Left Ventricle

10.

Which chamber in the heart collects oxygen rich blood?

a)

Right Atrium

b)

Left Ventricle

c)

Left Atrium

d)

Right Ventricle

11.

Which chamber in the heart pumps oxygen poor blood to the pulmonary artery?

a)

Right Ventricle

b)

Left Ventricle

c)

Aorta

d)

Right Atrium

12.
Name this part.
a)
Right ventricle
b)
Aorta
c)
Right atrium
d)
Atrium
13.
Name this part.
a)
Right ventricle
b)
Pulmonary artery
c)
Left ventricle
d)
Right atrium
14.
Name the part.
a)
Pulmonary vein
b)
Right atrium
c)
Aorta
d)
Pulmonary artery
15.
Name the part.
a)
Left ventricle
b)
Vena cava
c)
Right atrium
d)
Right ventricle
16.
Name this part.
a)
Left ventricle
b)
Pulmonary artery
c)
Right atrium
d)
Pulmonary veins
17.
Name this part.
a)
Right atrium
b)
Left ventricle
c)
Right ventricle
d)
Left atrium
18.
Which side of the heart pumps oxygen-rich blood to the rest of the body?
a)
Right
b)
Left
19.
Which side of the heart pumps blood into the lungs?
a)
Right
b)
Left
20.
What is the largest artery in the body?
a)
femoral artery
b)
brachial artery
c)
carotid artery
d)
aorta
21.

How does the heart muscle move the blood between your heart, lungs and the rest of the body?

a)

Magic

b)

Diaphragm muscle pushes the blood around your body

c)

Muscle contractions and relaxations

d)

Who knows, ask a scientist

22.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve