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Circulatory System: (parts and functions)

Total questions: 46

Worksheet time: 27mins

Name
Class
Date
1.

The human heart is _____________

a)

made of muscle

b)

pumps blood

c)

had four chambers

d)

all of the above

2.

The blood is pumped to the lungs from the heart through the ______________

a)

aorta

b)

pulmonary veins

c)

pulmonary arteries

d)

ven cavas

3.

The blood comes back to the heart from the body through two big veins called the ____________

a)

pulmonary veins

b)

vena cavas

c)

aortas

d)

right atria

4.

The blood leaves the heart to the body through the ____________

a)

aorta

b)

pulmonary veins

c)

pulmonary arteries

d)

vena cavas

5.

the first chamber of the heart the blood from the body enters is the __________

a)

left atrium

b)

right atrium

c)

left ventricle

d)

right ventricle

6.

Which of the following is the liquid element of the blood?

a)

platelets

b)

plasma

c)

Red blood cell

d)

white blood cell

7.

The blood vessels in the circulatory system where the exchange of gas takes place are the ____________

a)

veins

b)

arteries

c)

aortas

d)

capillaries

8.

The correct sequence of heart chambers a red blood cell would pass through as it travels through the heart.

a)

right atrium - left ventricle - left atrium - right ventricle

b)

left atrium - left ventricle - right atrium - right ventricle

c)

left atrium - right atrium - left ventricle - right ventricle

d)

right atrium - right ventricle - left atrium - left ventricle

9.

Which of the following is not part of the circulatory system?

a)

heart

b)

blood

c)

blood vessels

d)

lungs

10.

What gives red blood cells their color?

a)

hemoglobin

b)

hemoglowbin

c)

haemoglobin

d)

heamowglobin

11.

What is responsible for blood clotting?

a)

Corpuscules

b)

Protein

c)

Hemoglobin

d)

Plasma

12.

What circulation carries oxygenated blood to the body?

a)

coronary

b)

systemic

c)

pulmonary

d)

portal

13.

The valve between the right atrium and the right ventricle is called the ____________

a)

bicuspid valve

b)

tricuspid valve

c)

mitral valve

d)

heart valve

14.

What color is oxygenated blood?

a)

red

b)

blue

c)

white

d)

purple

15.

Component of blood that fights foreign bodies

a)

plasma

b)

white blood cells

c)

red blood cells

d)

platelets

16.

The _______________divides the heart into left and right sides.

a)

septum

b)

atria

c)

ventricles

17.

The upper chambers of the heart are called______________.

a)

atria

b)

ventricles

c)

septum

18.

The upper chambers of the heart are called______________.

a)

atria

b)

ventricles

c)

septum

19.

There are _____________chambers in the heart.

a)

3

b)

4

c)

5

20.

The ______________pump blood into the body.

a)

septum

b)

atria

c)

ventricles

21.

What keeps blood from flowing backwards in the heart?

a)

atrium

b)

valves

c)

artery

22.
Name this part.
a)
Right ventricle
b)
Pulmonary artery
c)
Left ventricle
d)
Right atrium
23.
______ carry blood to the heart.
a)
Arteries
b)
Veins
c)
Capillaries
d)
Vena Cava
24.
______ carry blood to the heart.
a)
Arteries
b)
Veins
c)
Capillaries
d)
Vena Cava
25.
_____ carries blood away from the heart.
a)
Blood cells
b)
Veins
c)
Capillaries
d)
Arteries
26.
Name this part.
a)
Right atrium
b)
Left ventricle
c)
Right ventricle
d)
Left atrium
27.

The movement of blood through the heart and body is called

a)

circulation

b)

locomotion

c)

ventriculation

d)

heart pump

28.

The beating sound your heart makes comes from

a)

blood going in the wrong direction

b)

valves closing

c)

the heart skipping beats

d)

your ears playing tricks on you

29.

With circulation, the heart provides your body with:

a)

Oxygen

b)

Nutrients

c)

A way to get rid of waste

d)

All of the above

30.

The atria are the “upstairs” chambers of the heart and these parts are the “downstairs” chambers

a)

Valves

b)

Ventricles

c)

Blood

d)

Candy hearts

31.
This type of blood cell is responsible for fighting disease.
a)
red blood cell
b)
plasma
c)
white blood cell
32.
Largest artery in the human body:
a)
Pulmonary artery
b)
femoral artery
c)
aorta
d)
carotid artery
33.
The pressure exerted on the arterial walls when the heart relaxes is called the
a)
diastolic pressure
b)
systolic pressure
c)
hydrostatic pressure
d)
osmotic pressure
34.
The pressure exerted on the arterial walls when the heart contract is called
a)
diastolic pressure
b)
systolic pressure
c)
hydrostatic pressure
d)
osmotic pressure
35.
In this heart diagram, which chamber is “Z”
a)
right atrium
b)
right ventricle
c)
left atrium
d)
left ventricle
36.

What the the functions of the Circulatory System? (Multiple answers)

a)

Transports materials (gases, nutrients, waste products, molecules, hormones) to different

parts of the body

b)

Removes waste products (cell waste and carbon dioxide)

c)

helps your body move

d)

Fights diseases

37.

Which of the following statements is not a function of the lungs?

a)

keeps oxygen in the body cells

b)

keeps carbon dioxide in the body cells

c)

exchanges oxygen and carbon dioxide between the body cells

d)

exchanges gases between the body cells and external environment

38.

Which is the correct pathway of oxygen?

a)

nostril - pharynx - larynx - trachea - bronchi - bronchioles - alveoli

b)

nostril - larynx - pharynx - trachea - bronchioles - bronchi - alveoli

c)

nostril - pharynx - larynx - trachea - bronchi - bronchioles - alveoli

d)

nostril - trachea - larynx - pharynx - bronchi - bronchioles - alveoli

39.

What happens when we inhale?

a)

the diaphragm relaxes, the volume of the lungs increases

b)

the diaphragm relaxes, the volume of the lungs decreases

c)

the diaphragm contracts, the volume of the lungs increases

d)

the diaphragm contracts, the volume of the lungs decreases

40.

Which of the following parts is responsible for gas exchange?

a)

alveoli

b)

bronchioles

c)

larynx

d)

nasal cavity

41.

The following statements give the functions of the lungs, except

a)

the lungs add oxygen to the blood

b)

the lungs contract or relax during breathing

c)

the lungs remove carbon dioxide from the body

d)

the lungs control the respiratory system that helps make breathing possible

42.

Which statement does not give the function of the circulatory system?

a)

circulates blood

b)

controls the functions of the heart

c)

transports nutrients, gases and hormones

d)

defends the body against pathogenic organisms

43.

Which of the following is not part of the circulatory system?

a)

blood

b)

blood vessels

c)

heart

d)

lungs

44.

What type of blood is being carried in the systemic circuit?

a)

oxygenated blood only

b)

deoxygenated blood only

c)

both oxygenated and deoxygenated blood

d)

neither oxygenated nor deoxygenated blood

45.

Which blood vessels carry oxygen-poor blood?

a)

arteries

b)

arterioles

c)

capillaries

d)

veins

46.

Which of the following pathway of blood flow is correct?

a)

right atrium - right ventricle - pulmonary artery - lungs - pulmonary veins - left atrium - left ventricle - aorta

b)

right atrium - pulmonary artery - right ventricle - lungs - pulmonary veins - left atrium - left ventricle - aorta

c)

right ventricle - pulmonary artery - right atrium - lungs - pulmonary veins - left atrium - left ventricle – aorta

d)

right ventricle - right atrium - lungs - pulmonary veins - pulmonary artery left atrium - left ventricle - aorta