Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

The Circulatory System

Total questions: 22

Worksheet time: 14mins

Name
Class
Date
1.
Identify
a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
2.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
3.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
4.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
5.
Veins carry oxygen poor blood back to the heart.
a)
False
b)
True
6.
The five main parts of the circulatory system are?
a)
heart, blood, nutrients, flakes, skin
b)
heart, blood, valves, crust, mantle
c)
heart, blood, veins, arteries, capillaries 
d)
heart, blood, cells, skin, nerves
7.
When oxygen-rich blood is carried AWAY from the heart, it travels through an...
a)
artery
b)
neuron
c)
vein
d)
straw
8.
The smallest type of blood vessel is the:
a)
nerve
b)
vein
c)
capillary
d)
artery
9.
The aorta is 
a)
a vein
b)
an artery
c)
a valve
d)
a capillary
10.

Which of these is NOT a function of the blood?

a)

Transports toxins throughout the body

b)

Transports nutrients throughout the body

c)

Removes waste products from the body

d)

Supply oxygen to the body tissues

11.

Which is NOT a component of the blood?

a)

Plasma

b)

Red blood cell

c)

Epithelial cell

d)

Platelets

12.

The function of red blood cells is to transport oxygen from the lungs to the body tissues.

a)

True

b)

False

13.

Which is NOT true for the red blood cell?

a)

Red blood cell is disc shaped.

b)

Red blood cell has a nucleus.

c)

Red blood cell develops in the bone marrow.

d)

Red blood cell contains a red pigment called hemoglobin.

14.

Which of these is NOT a feature of the white blood cell?

a)

Defends the body from infectious organisms.

b)

Have a nucleus

c)

Is smaller than red blood cells

d)

Is less in number than the red blood cell

15.

Which of the following is NOT a type of blood vessel?

a)

Artery

b)

Capillary

c)

Vein

d)

Ventricle

16.

What is the function (job) of the platelets?

a)

To form clots (i.e. scabs) when you have cuts and grazes.

b)

To transport oxygen to the muscles

c)

To carry dissolved sugars.

d)

To produce antibodies

17.

What is the function (job) of the white blood cells?

a)

To transport oxygen around the body.

b)

To carry dissolved sugars.

c)

To clot and cover wounds like cuts and grazes.

d)

To release antibodies to help destroy infections.

18.

What is the function (job) of the plasma?

a)

To release antibodies to fight infections.

b)

To transport oxygen around the body.

c)

To carry dissolved nutrients and sugars.

d)

To transport oxygen around the body.

19.

Which blood vessel has valves to prevent the back-flow of blood?

a)

Veins

b)

Arteries

c)

Capillaries

20.

What is blood made of?

a)

oxygen and plasma

b)

red blood cells and white blood cells

c)

plasma, red blood cells, white blood cells, and platelets.

d)

plasma and platelets

21.
The arrow indicates the 
a)
Pulmonary vein
b)
Right atrium
c)
Aorta
d)
Pulmonary artery
22.
Major veins that carry deoxygenated blood to the heart are
a)
superior and inferior vena cava
b)
left and right aorta
c)
brachiocephalic artery
d)
carotid artery