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Circulatory system

Total questions: 30

Worksheet time: 30mins

Name
Class
Date
1.

What does your heart do?

a)

pumps blood through your body

b)

protects your body

c)

helps your exercize

2.

Your heart is about the size of your __________.

a)

mouth

b)

fist

c)

show

3.
How many types of blood vessels are in our body?
a)
1
b)
2
c)
3
d)
4
4.

Veins carry oxygen poor blood back to the heart.

a)

False

b)

True

5.

Arteries carry oxygen rich blood away from the heart.

a)

True

b)

False

6.
The heart has ___ chambers.
a)
1
b)
2
c)
3
d)
4
7.
What does Deoxygenated mean?
a)
Oxygen-rich
b)
Blood flow
c)
Oxygen-poor
d)
Water Flow
8.
What does blood do?
a)
Carries Water to cells
b)
Carries Oxygen to cells
c)
Carries Food to cells
d)
All of the above 
9.

These cells, in the blood, carry oxygen and give the blood its color.

a)

white blood cells

b)

plasma

c)

platelets

d)

red blood cells

10.

The purpose of the valves is to keep the blood flowing in the right direction

a)

True

b)

False

11.

The heart is made up of what kind of muscle?

a)

smooth

b)

cardiac

c)

skeletal

d)

voluntary

12.
The main function of the circulatory system is 
a)
To give the body structure and support
b)
Excrete waste
c)
transport blood, nutrients, and gases throughout the body
d)
to transport messages from the body to the brain
13.

What is the largest artery in the body called?

a)

aorta

b)

pulmonary artery

c)

atrium

d)

pulmonary vein

14.

What is plasma?

a)

The liquid part of the blood that carries all of the other blood cells around the body

b)

The thing which makes blood red

c)

The substance that comes out of a storm troopers blaster

d)

The cells which take oxygen from the lungs

15.

What are white blood cells

a)

They are the same a red blood cells, but white

b)

They fight off disease and infection

c)

They carry food to your muscles

d)

they activate when you do exercise

16.

carry blood away from the heart.

a)

Capillaries

b)

Veins

c)

Arteries

d)

Lungs

17.

carry blood towards the heart.

a)

Veins

b)

Arteries

c)

Capillaries

d)

Small Intestines

18.

connects arteries to veins, site of exchange for nutrients, waste and oxygen.

a)

Capillaries

b)

Veins

c)

Arteries

d)

Valves

19.

liquid portion of blood, typically yellow, where nutrients are dissolved.

a)

Blood

b)

Plasma

c)

Lymph

d)

Mucus

20.

protein in every red blood cell that carries oxygen.

a)

Saliva

b)

Mucus

c)

Haemoglobin

d)

Goblin

21.

A disease in which red blood cells are mis-shaped and clog capillaries.

a)

leukemia

b)

heart disease

c)

sickle-cell anemia

d)

hemophilia

22.

A hereditary disease where blood does not clot to stop bleeding.

a)

haemophilia

b)

heart disease

c)

sickle-cell anemia

d)

leukemia

23.

Which part of the heart is the largest and strongest?

a)

right atrium

b)

left atrium

c)

right ventricle

d)

left ventricle

24.

___ takes place when oxygen-rich blood travels to all body tissues except the lungs.

a)

pulmonary circulation

b)

systemic circulation

25.

___ takes place when blood travels from the heart, through the lungs, and back to the heart.

a)

pulmonary circulation

b)

systemic circulation

26.

The blood vessel that has valves at intervals...

a)

capillary

b)

artery

c)

vein

d)

none of the above

27.

which of the blood vessels do you think have greatest blood pressure

a)

veins

b)

capillaries

c)

atria

d)

arteries

28.

These are one cell thick

a)

arteries

b)

capillaries

c)

veins

29.

What is the function of platelets?

a)

blood clotting

b)

transport dissolved materials

c)

produce antibodies

d)

engulf and ingest agglutinated foreign particles

30.

Which blood vessels, arteries or veins have a wide space or lumen?

a)

Artery

b)

Vein