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CIRCULATION

Total questions: 50

Worksheet time: 37mins

Name
Class
Date
1.

what is the purpose of circulation

a)

supply O2 and nutrients and remove waste

b)

break down the food

c)

get oxygen into the lungs

d)

remove solid waste

2.

what does an atrium do

a)

let blood in

b)

let blood out

c)

exchange gases

d)

remove waste

3.

what does a ventricle do

a)

force blood out

b)

let blood in

c)

exchange gases

d)

remove waste

4.

left side of the heart is high in

a)

O2

b)

CO2

c)

N

d)

H

5.

right side of the heart is high in

a)

O2

b)

H

c)

C

d)

CO2

6.

what is the function of arteries

a)

take blood to heart

b)

take blood away from heart

c)

take blood to colon

d)

take blood to brain

7.

what is the function of the veins

a)

take blood toward heart

b)

take blood away from heart

c)

remove waste

d)

take blood to stomach

8.

what is the largest artery

a)

radial

b)

aorta

c)

ulnar

d)

femoral

9.

how is blood pressure created

a)

force of blood against artery wall

b)

force of blood in the heart

c)

force of blood in the lungs

d)

force of blood in the goodwin

10.

what is the function of the capillaries

a)

take blood toward heart

b)

take blood away from heart

c)

exchange gases

d)

exchange fluids

11.

Blood consists of:

a)

the heart and the veins

b)

blood cells and arteries

c)

plasma and blood cells

12.

These are types of blood cells:

a)

Red blood cells, platelets and white blood cells.

b)

Blue blood cells, purple blood cells and white blood cells.

c)

Platelets, arteries and red blood cells.

13.

Which blood cells transport oxygen and carbon dioxide?

a)

Platelets

b)

Red blood cells

c)

White blood cells

14.

Which blood cells repair damage to the body and stop you from bleeding?

a)

Platelets

b)

Red blood cells

c)

White blood cells

15.

Which blood cells defend your body from microorganisms and viruses?

a)

Platelets

b)

Red blood cells

c)

White blood cells

16.

The three types of blood vessels are:

a)

Veins, arteries and capillaries.

b)

Veins, hearts and alveoli.

c)

Arteries, plasma and cells.

17.

Veins carry blood to your heart.

a)

True

b)

False

18.

Arteries don't carry blood away from your heart.

a)

True

b)

False

19.

These connect arteries and veins:

a)

Valves

b)

Capillaries

c)

Ventricles

20.

How many chambers does the heart have?

a)

6

b)

4

c)

2

21.

What happens in systole phase?

a)

The heart contracts and sends bloods to the arteries.

b)

The heart relaxes and blood enters from the veins.

22.

What happens in diastole phase?

a)

The heart contracts and sends bloods to the arteries.

b)

The heart relaxes and blood enters from the veins.

23.

Where does the blood collect oxygen?

a)

From the trachea

b)

From the kidneys

c)

From the lungs

24.

Blood carrying carbon dioxide enters the heart through the ...

a)

cava artery

b)

vena cava

c)

aorta

25.

The heart sends oxygenated blood to the rest of the body through the aorta artery.

a)

True

b)

False

26.

Structure that prevents blood from flowing backwards in the circulatory system

a)

Atrium

b)

Vein

c)

Ventricle

d)

Valve

27.

Large blood vessel that carries blood back to the heart.

a)

Artery

b)

Capillary

c)

Vein

d)

Aorta

28.

Largest artery in the body.

a)

Artery

b)

Capillary

c)

Vein

d)

Aorta

29.

Liquid part of the blood. 90% water.

a)

Platelet

b)

Plasma

c)

Red Blood Cell

d)

White Blood Cell

30.

Our circulation system consists of

a)

a pump

b)

a pump and tubes

c)

a pump, tubes and liquid called blood

d)

tubes and liquid called blood

31.

The aorta is an artery that carries

a)

blood from the left ventricle to the rest of the body

b)

blood from the right ventricle to the rest of the body

c)

blood from the left ventricle to the lungs

d)

blood from the right ventricle to the lungs

32.

When blood is pumped through our arteries, they expand and we feel a

a)

bulge

b)

headache

c)

pain

d)

pulse

33.

A human heart has how many chambers?

a)

1

b)

2

c)

3

d)

4

34.

If your pulse rate increases, your heart is beating

a)

slower than before

b)

faster than before

c)

more forcefully than before

d)

with less pressure than before

35.

What eventually happens to fluid that leaks from capillaries into the surrounding tissues?

a)

It becomes fatty tissue.

b)

It replaces dead body cells.

c)

It enters the lymphatic system.

d)

It replaces dead red blood cells.

36.

Blood is pumped through blood vessels by the action of the organ known as the

a)

aorta

b)

heart

c)

pancreas

d)

liver

37.
The body system that circulates blood throughout the body.
a)
Circulatory System
b)
Digestive System
c)
Nervous System
d)
Respiratory System
38.
The function of the heart is to 
a)
pump blood
b)
fight disease
c)
exchange gases
d)
create energy
39.
Air sacs in the lungs where oxygen and carbon dioxide are exchanged
a)
tonsil
b)
trachea
c)
alveoli
d)
spleen
40.
The passage from the mouth to the larynx and esophagus
a)
pharynx
b)
tonsil
c)
artery
d)
blood
41.
The number on the bottom of a BP reading measures...
a)
Pressure during a heart contraction
b)
Pressure between heart beats
c)
Pressure of the blood vessels on the blood
d)
Thickness of blood
42.
What does DEOXYGENATED mean?
a)
Oxygen-rich
b)
Blood flow
c)
Oxygen-poor
d)
Water Flow
43.

Arteries only carry oxygenated blood

a)

True

b)

False

44.
The term that means heart contraction is ________.
a)
diastole
b)
systole
c)
tachycardia
d)
fibrillation
45.
The heart sounds "lub" and "dup" result from ________. 
a)
opening of the heart valves
b)
firing of the nodes of the intrinsic conduction system
c)
blood rushing through the chambers
d)
closure of heart valves
46.

Why does blood go to the lungs?

a)

to get food nutrients

b)

to pick oxygen and drop carbon dioxide

c)

to get energy

d)

to drop oxygen and pick carbon dioxide

47.

Deoxygenated blood from the superior portion of the body enters the right atrium through the

a)

inferior vena cava

b)

superior vena cava

c)

aorta

d)

pulmonary trunk

48.

Deoxygenated blood from the inferior portion of the body enters the right atrium through the

a)

inferior vena cava

b)

superior vena cava

c)

pulmonary veins

d)

aorta

49.

What valve separates the left ventricle from the aorta?

a)

tricuspid

b)

bicuspid

c)

mitral

d)

aortic semilunar

50.

_____ are thick walled vessels designed to withstand high pressure.

a)

Veins

b)

venuoles

c)

capillaries

d)

arteries