wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Cardiovascular System Overview

Total questions: 72

Worksheet time: 36mins

Name
Class
Date
1.

What does the cardiovascular system help move around your body?

a)

Only food in the stomach

b)

Just hair and nails

c)

Only bones and muscles

d)

Oxygen, nutrients, hormones

2.

Which parts are in the cardiovascular system?

a)

Heart, blood, blood vessels

b)

Lungs, teeth, toenails

c)

Brain, ears, tongue

d)

Skin, hair, eyelashes

3.

What does the blood help take away from the body?

a)

Just sunshine

b)

Only toys and books

c)

Only rainwater

d)

CO2 and waste

4.

Which job helps keep your body warm or cool?

a)

Temperature regulation

b)

Making loud sounds

c)

Jumping very high

d)

Growing taller fast

5.

How many chambers does the heart have?

a)

One big room

b)

Four chambers

c)

Two tiny spaces

d)

Seven secret doors

6.

About how big is a human heart?

a)

As big as a house

b)

As small as a grain

c)

As long as a bus

d)

About an adult’s fist

7.

Where is the heart mostly located?

a)

Left of the midline

b)

Far outside the body

c)

Inside a backpack

d)

Right inside the shoe

8.

The heart sits on the superior surface of which body part?

a)

Diaphragm

b)

Skateboard

c)

Pillow

d)

Paint brush

9.

Which part makes the top border of the heart?

a)

Big blood vessels

b)

Left ventricle

c)

Right ventricle

d)

Right and left atria

10.

Where does the top border go on the chest?

a)

Left 2nd to apex beat

b)

Right 6th to apex beat

c)

Left 5th to left 6th space

d)

Right 2nd to left 2nd cartilage

11.

Which part makes the right border of the heart?

a)

Right atrium

b)

Left atrium

c)

Left ventricle

d)

Right ventricle

12.

The right border is near the sternum from which rib levels?

a)

Right 6th to apex beat

b)

Left 2nd to left 5th space

c)

Right 2nd to right 6th cartilage

d)

Left 2nd to apex beat

13.

Which part makes the left border of the heart?

a)

Right atrium

b)

Both atria

c)

Right ventricle

d)

Left ventricle

14.

The apex beat is felt at which spot on the chest?

a)

Right 6th space side

b)

Left 5th space midclavicular

c)

Left 2nd space edge

d)

Right 2nd space center

15.

Which part makes the bottom border of the heart?

a)

Right ventricle

b)

Left ventricle

c)

Left atrium

d)

Both atria

16.

The bottom border runs between which landmarks?

a)

Right 6th cartilage to apex beat

b)

Left 2nd to apex beat

c)

Right 2nd to right 6th

d)

Left 5th to left 6th

17.

Look at the diagram. Where is the heart mostly located inside the chest?

a)

Between the lungs, above the diaphragm

b)

Inside the right lung, near the shoulder

c)

Behind the back bones, near the spine

d)

Inside the neck, above the ribs

18.

Which part of the heart points down like a tip in the picture?

a)

Apex of the heart

b)

Base of the heart

c)

Right lung top

d)

Superior vena cava

19.

In the picture, what sits under the heart like a floor?

a)

Finger bones

b)

Elbow joint

c)

Diaphragm muscle

d)

Skull bones

20.

Which words tell about the wide upper part of the heart in the diagram?

a)

Tip of the heart

b)

Base of the heart

c)

Left toe bone

d)

Back of the knee

21.

What two things are on the sides of the heart in the chest picture?

a)

Right lung

b)

Knee cap

c)

Left lung

d)

Stomach bag

22.

Which layer is the heart’s outer layer?

a)

Endocardium

b)

Epicardium

c)

Myocardium

23.

Which layer is the heart’s middle layer?

a)

Endocardium

b)

Epicardium

c)

Myocardium

24.

Which layer lines the inside of the heart?

a)

Endocardium

b)

Epicardium

c)

Myocardium

25.

How many chambers does the heart have?

a)

Four chambers

b)

Six chambers

c)

Two chambers

26.

Which chambers receive blood coming in?

a)

Valves

b)

Atria

c)

Ventricles

27.

Which chambers pump blood out?

a)

Atria

b)

Ventricles

c)

Layers

28.

Which side has the right atrium and right ventricle?

a)

Back side

b)

Right side

c)

Left side

29.

Which side has the left atrium and left ventricle?

a)

Top side

b)

Right side

c)

Left side

30.

Atrioventricular valves sit between which parts?

a)

Between atria and ventricles

b)

Between ventricles and arteries

c)

Between outer and inner layers

31.

Semilunar valves are found where blood leaves the heart. Which is true?

a)

They are between atria and ventricles

b)

They are at the heart’s exit to arteries

c)

They are inside the endocardium

32.

Which pair are receiving chambers?

a)

Right atrium and left atrium

b)

Right ventricle and left ventricle

c)

Epicardium and myocardium

33.

Which statement about heart layers is correct?

a)

Endocardium is inner

b)

Myocardium is middle

c)

Epicardium is outer

34.

What do heart valves help blood do?

a)

Flow one safe way

b)

Stop in the middle

c)

Go any random way

d)

Jump out of heart

35.

Which valve is between the right atrium and right ventricle?

a)

Aortic valve

b)

Pulmonary valve

c)

Mitral valve

d)

Tricuspid valve

36.

Which valve is between the left atrium and left ventricle?

a)

Tricuspid valve

b)

Pulmonary valve

c)

Aortic valve

d)

Mitral valve

37.

Which valve is at the start of the pulmonary artery?

a)

Pulmonary valve

b)

Tricuspid valve

c)

Aortic valve

d)

Mitral valve

38.

Which valve is at the start of the aorta?

a)

Aortic valve

b)

Pulmonary valve

c)

Mitral valve

d)

Tricuspid valve

39.

Look at the picture. Which label points to the valve on the left side between atrium and ventricle?

a)

Mitral valve

b)

Pulmonary valve

c)

Tricuspid valve

d)

Aortic valve

40.

Look at the picture. Which label shows the valve leading to the big body artery?

a)

Mitral valve

b)

Aortic valve

c)

Pulmonary valve

d)

Tricuspid valve

41.

Which great vessel leaves the left ventricle?

a)

Pulmonary arteries

b)

Pulmonary veins

c)

Vena cava

d)

Aorta

42.

Which great vessel enters the right atrium?

a)

Pulmonary veins

b)

Aorta

c)

Vena cava

d)

Pulmonary arteries

43.

Which vessels bring blood to the left atrium from the lungs?

a)

Pulmonary arteries

b)

Aorta

c)

Vena cava

d)

Pulmonary veins

44.

Which vessels leave the right ventricle to go to the lungs?

a)

Pulmonary veins

b)

Vena cava

c)

Aorta

d)

Pulmonary arteries

45.

Which vessel carries blood away from the heart?

a)

Capillary holds blood still

b)

Artery carries blood away

c)

Vein carries blood to heart

d)

Venule brings blood away

46.

What are capillaries?

a)

Smallest blood vessels

b)

Largest blood vessels

c)

Blue air pipes

d)

Heart muscle tubes

47.

Where does the exchange of nutrients and gases happen?

a)

In capillaries mainly

b)

In large arteries

c)

In veins mostly

d)

In the heart chambers

48.

Which vessel carries blood toward the heart?

a)

Artery carries away

b)

Vein carries toward

c)

Capillary carries both

d)

Arteriole carries toward

49.

Arteries end at small branches called what?

a)

Capillaries are large tubes

b)

Arterioles are small arteries

c)

Venules are small veins

d)

Valves are tiny doors

50.

Veins begin from small branches called what?

a)

Capillaries start veins

b)

Arterioles start veins

c)

Valves start veins

d)

Venules start veins

51.

Which side usually has thicker, more rigid walls?

a)

Veins have thicker walls

b)

Arteries have thicker walls

c)

Venules have thick walls

d)

Capillaries have thick walls

52.

Which vessels often contain valves to stop backflow?

a)

Capillaries have many

b)

Veins often contain

c)

Arterioles contain most

d)

Arteries do not usually

53.

Which vessels are located deeper under the skin?

a)

Veins closer to skin

b)

Arteries deeper under

c)

Capillaries only on skin

d)

Venules sit on skin

54.

Which has a smaller lumen (inside space)?

a)

Venules have largest lumen

b)

Capillaries have largest lumen

c)

Arteries have smaller lumen

d)

Veins have smaller lumen

55.

How many lungs are in your chest?

a)

One lung total

b)

Four lungs total

c)

Two lungs total

d)

Three lungs total

56.

What do lungs help carry inside your body?

a)

Only food pieces

b)

Air and blood

c)

Only bones

d)

Only skin

57.

What is the tip at the top of a lung called?

a)

Fissure of lung

b)

Middle of lung

c)

Apex of lung

d)

Base of lung

58.

Which part of the lung rests on the diaphragm?

a)

The apex tip

b)

The base bottom

c)

The fissure line

d)

The lobe center

59.

How many lobes does the left lung have?

a)

Two lobes total

b)

Four lobes total

c)

One lobe only

d)

Three lobes total

60.

How many lobes does the right lung have?

a)

Two lobes total

b)

Three lobes total

c)

One lobe only

d)

Four lobes total

61.

What divides the lungs into lobes?

a)

Muscles straps

b)

Teeth rows

c)

Ribs outside

d)

Fissures lines

62.

Which lung is a little heavier by weight?

a)

Left lung heavier

b)

Right lung heavier

c)

No lungs weigh

d)

Both weigh same

63.

Which list shows two lung surfaces?

a)

Tiny and big

b)

Front and back

c)

Upper and side

d)

Costal and medial

64.

How many lobes does the right lung have?

a)

Four lobes

b)

Three lobes

c)

Two lobes

d)

One lobe

65.

How many lobes does the left lung have?

a)

One lobe

b)

Four lobes

c)

Two lobes

d)

Three lobes

66.

Which lung has a middle lobe shown in the picture?

a)

Both lungs

b)

Left lung

c)

Neither lung

d)

Right lung

67.

Where does the right lung’s horizontal fissure start?

a)

At the 6th rib

b)

At the 4th rib

c)

At the 8th rib

d)

At the 2nd rib

68.

The oblique fissure starts near which vertebra level?

a)

C7 level

b)

T6 level

c)

T3 level

d)

T1 level

69.

Where does the oblique fissure end on the chest?

a)

4th rib midclavicular

b)

8th rib midclavicular

c)

2nd rib midclavicular

d)

6th rib midclavicular

70.

Which part sits between the right and left lungs in the picture?

a)

Trachea

b)

Cardiac notch

c)

Mediastinum

d)

Diaphragm

71.

Which lung has the cardiac notch near the heart?

a)

Right lung

b)

Left lung

c)

Both lungs

d)

No lungs

72.

Which borders of the lungs touch the front and back of the chest?

a)

Anterior border

b)

Posterior border

c)

Lateral border

d)

Inner border