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Structure of Heart

Total questions: 30

Worksheet time: 16mins

Name
Class
Date
1.

The role of the valves are to

a)

Prevent back flow of blood

b)

Pump blood out of the heart

c)

To make sure blood flows in one direction

d)

Supply the lungs with blood

2.

Blood traveling out of the heart through this vessel goes to... (HINT: It is connected to the left ventricle)

a)

The lungs

b)

The rest of the body

3.

Cardiac muscles help to pump the blood throughout the body.

a)

True

b)

False

4.

The wall that splits the heart down the middle is called the?

a)

Septum

b)

SA node

c)

AV node

d)

Separator

5.

what is the most crucial organ in the body

a)

Lungs

b)

Brain

c)

Heart

d)

Liver

6.
Which diagram shows a plant cell?
a)
A
b)
B
c)
C
d)
D
7.
The most muscular chamber of the heart is the 
a)
left ventricle
b)
left atrium
c)
right atrium
d)
right ventricle
8.
Identify
a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
9.

What is the function of heart

a)

Pumps blood to body

b)

Transfers blood to body

c)

Oxygenates blood

d)

All

10.

How many chamber do heart have

a)

4

b)

3

c)

2

d)

1

11.

Why do heart has different Chambers

a)

To stop mixing of oxygenated and deoxygenated blood

b)

To mix oxygenated and deoxygenated blood

c)

Both

d)

None

12.

Which chamber receives deoxygenated blood from body

a)

Right auricle

b)

Left auricle

c)

Right ventricle

d)

Left ventricle

13.

Which chamber receives oxygenated blood from lungs

a)

Right auricle

b)

Left auricle

c)

Right ventricle

d)

Left ventricle

14.

Which chamber pumps deoxygenated blood to lungs

a)

Right auricle

b)

Left auricle

c)

Right ventricle

d)

Left ventricle

15.

Which chamber pumps oxygenated blood to body

a)

Right auricle

b)

Left auricle

c)

Right ventricle

d)

Left ventricle

16.

Which blood vessel transfers deoxygenated blood to right auricle

a)

Vena cava

b)

Pulmonary artery

c)

Pulmonary vein

d)

Aorta

17.

Which blood vessel transfers deoxygenated blood from right ventricle to lungs

a)

Aorta

b)

Pulmonary artery

c)

Pulmonary vein

d)

Vena cava

18.

Which blood vessel transfers oxygenated blood to left auricle

a)

Aorta

b)

Pulmonary vein

c)

Pulmonary artery

d)

Vena cava

19.

Which blood vessel transfers oxygenated blood from left ventricle to body

a)

Aorta

b)

Pulmonary artery

c)

Pulmonary vein

d)

Vena cava

20.

Which part of body the heart pumps deoxygenated blood to

a)

Lungs

b)

Kidney

c)

Stomach

d)

Brain

21.

Why do left ventricle has thicker walls

a)

Because it pumps blood to far parts of body

b)

Because it pumps blood to lungs

c)

Because it pumps blood to kidney

d)

Because it pumps blood to liver

22.

Which valve is present between right auricle and right ventricle

a)

Tricuspid valve

b)

Bicuspid valve

c)

Monocuspid valve

d)

All

23.

Which valve is present between left auricle and left ventricle

a)

Tricuspid valve

b)

Bicuspid valve

c)

Monocuspid valve

d)

All

24.

Which of the following step is not a part of right side of heart function

a)

Deoxygenated blood comes from body to right auricle through vena cava

b)

Right auricle contracts and transports deoxygenated blood from right auricle to right ventricle through tricuspid valve

c)

Right ventricle contract and transfers deoxygenated blood to lungs by pulmonary artery

d)

Heart purifies blood

25.
What is the largest artery in the human body called?
a)
Superior Vena Cava
b)
Aorta
c)
Inferior Vena Cava
d)
Pulmonary Artery
26.
The upper chambers of the heart are known as...
a)
valves
b)
ventricles
c)
atria
d)
septum
27.
Blood high in carbon dioxide enters the heart through the superior vena cava into which atria?
a)
left
b)
right
28.
Blood leaving the heart to go to the body leaves from which ventricle?
a)
left
b)
right
29.
Pulmonary referrs to the lungs, blood leaving the heart through the pulmonary artery is high in which gas?
a)
nitrogen
b)
carbon dioxide
c)
oxygen
d)
helium
30.

The left side of heart pumps

a)

Oxygenated blood

b)

Deoxygenated blood

c)

Both

d)

None