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Circulatory System

Total questions: 59

Worksheet time: 35mins

Name
Class
Date
1.

What is the role of Circulatory system in our body?

a)

To transfer waste materials

b)

To transfer nutrients

c)

To transfer hormones

d)

All of the above

2.

Which type of blood vessels carry blood away from heart?

a)

Veins

b)

Arteries

c)

Capillaries

d)

Pulmonary artery

3.

Why is the blood that flows from the lungs to the heart bright red rather than dark red?

a)

As it is rich in oxygen

b)

As it is rich in CO2

c)

As it flows with high speed

d)

The lungs add a pigment to the blood

4.

Assertion-Ventricles have thicker walls than auricles. Reason-Ventricles are lower most chamber of heart

a)

Both Assertion and Reason are true and reason is the correct explanation of assertion

b)

Both Assertion and Reason are true but reason is not the correct explanation of assertion

c)

Assertion is true Reason is false

d)

Both Assertion and Reason are false

5.

When the right atrium contracts what is the status of corresponding right ventricle?

a)

The ventricle dilates

b)

The ventricle contracts

c)

There is no change in the size of ventricles

d)

Initially the ventricles contract and then relaxes

6.

Blood pressure of a normal healthy adult is

a)

140/90

b)

110/70

c)

120/90

d)

120/80

7.

Arteries have thicker walls then veins as

a)

They carry blood in one direction

b)

They carry oxygenated blood

c)

They carry blood under high pressure

d)

Both option 3 and 4 are correct

8.

Which of the following would be least likely to be found in lymph tissue?

a)

WBC

b)

RBC

c)

Fatty acid

d)

Proteins

9.

What prevents backflow of blood inside the heart during contraction?

a)

Valves in heart

b)

Thick muscular walls of ventricles

c)

Thick walls of atria

d)

All of these

10.

Right part of human heart contains

a)

Oxygenated blood

b)

Mixed blood

c)

Deoxygenated blood

d)

No blood

11.

Why does blood turn dark red as it circulates through the body?

a)

It starts to clot

b)

It gets old and dirty flowing through the body

c)

The oxygen in it is replaced by carbon di oxide

d)

The farther the blood is from the heart the more darker it is

12.

What happens when a clot occurs in an undamaged blood vessel?

a)

You would bleed to death

b)

A scab will form on the skin surface

c)

Platelets stick to the edges of the cut and form a plug

d)

The flow of blood to tissues beyond the clot may be cut off.

13.

Which of the following cells is responsible for immune response of the body

a)

Eosinophils

b)

RBCs

c)

Lymphocytes

d)

Platelets

14.

Where are RBCs produced in our body?

a)

Thymus

b)

Spleen

c)

Bone Marrow

d)

Heart

15.

Which one of the following statement is true about circulation in human body

a)

Blood passes around the heart one time to supply twice to the whole body

b)

Blood passes around the heart twice to supply twice to the whole body

c)

Both statements are correct

d)

Both statements are incorrect

16.

Double circulation includes

a)

Systemic circulation

b)

Pulmonary circulation

c)

Both 1 and 2

d)

Only 1

17.

Heart is made up of

a)

Striated muscles

b)

Cardiac muscles

c)

Smooth muscles

d)

None of the above

18.
Name this part.
a)
Right atrium
b)
Left ventricle
c)
Right ventricle
d)
Left atrium
19.
Name this part.
a)
Left ventricle
b)
Pulmonary artery
c)
Right atrium
d)
Pulmonary veins
20.
Name this part.
a)
Right ventricle
b)
Aorta
c)
Right atrium
d)
Atrium
21.
Name this part.
a)
Right ventricle
b)
Pulmonary artery
c)
Left ventricle
d)
Right atrium
22.
Which side of the heart pumps blood into the lungs?
a)
Right
b)
Left
23.
______ are tiny vessels that pass blood from arteries and veins.
a)
Veins
b)
Artery
c)
Capillaries
d)
Sysole
24.
_____ carries blood away from the heart.
a)
Blood cells
b)
Veins
c)
Capillaries
d)
Arteries
25.
Name the part.
a)
Pulmonary vein
b)
Right atrium
c)
Aorta
d)
Pulmonary artery
26.
What is the largest artery in the body?
a)
femoral artery
b)
brachial artery
c)
carotid artery
d)
aorta
27.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve
28.
What does Deoxygenated mean?
a)
Oxygen-rich
b)
Blood flow
c)
Oxygen-poor
d)
Water Flow
29.

What do the lungs provide the blood with?

a)

oxygen

b)

blood

c)

hydrogen

d)

carbon dioxide

30.

The blood vessel that has the largest diameter is

a)

vein

b)

artery

c)

capillary

31.

The blood vessel that has valves at intervals...

a)

capillary

b)

artery

c)

vein

d)

none of the above

32.

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

a)

veins

b)

capillaries

c)

atria

d)

arteries

33.

These are one cell thick

a)

arteries

b)

capillaries

c)

veins

34.

Which blood vessel transports deoxygenated blood from the rest of the body back to the heart?

a)

Pulmonary vein

b)

Hepatic vein

c)

Renal vein

d)

Vena cava

35.

What is the function of platelets?

a)

blood clotting

b)

transport dissolved materials

c)

produce antibodies

d)

engulf and ingest agglutinated foreign particles

36.

What causes the blood to be the distinct red colour?

a)

Haemoglobin

b)

Glucose

c)

Hormones

d)

Oxygen

37.

Which of the following is true of a vein?


One, some or all answers could be correct?

a)

it carries blood back to the heart

b)

it has a thick layer of elastic tissue

c)

it has a thin layer of muscle tissue

d)

it has a wide lumen

38.

Blood is made up of

a)

Plasma

b)

Blood cells - red and white

c)

Platelets

d)

All of the above

39.

White blood cells

a)

are mostly water and transport substances around the body

b)

carry oxygen around the body

c)

protect the body from disease

d)

clot the blood

40.

Formed in the bone marrow, they are small cells that have important function of clotting of the blood

a)

white blood cells

b)

red blood cells

c)

platelets

d)

leukocytes

41.

Pumps the oxygen-rich blood to all parts of the body

a)

Right Ventricle

b)

Left Ventricle

c)

Right Atrium

d)

Left Atrium

42.

Receives oxygen-rich blood from the lungs

a)

Right Ventricle

b)

Left Ventricle

c)

Right Atrium

d)

Left Atrium

43.

Receives blood from the body that is low in oxygen and high in carbon dioxide

a)

Right Atrium

b)

Right Ventricle

c)

Left Atrium

d)

Left Ventricle

44.
Identify the structure the arrow is pointing to
a)
Pulmonary Vein
b)
Pulmonary Artery
c)
Vena Cava
d)
Aorta
45.
Identify the structure the arrow is pointing to
a)
Pulmonary Vein
b)
Pulmonary Artery
c)
Vena Cava
d)
Aorta
46.
Identify the structure the arrow is pointing to
a)
right atrium
b)
right ventricle
c)
left atrium
d)
left ventricle
47.
What is the function of the heart?
a)
To pump blood around the body
b)
To remove oxygen from the blood
c)
To allow blood to flow through it 
d)
To breath
48.
What part of blood is responsible for carrying oxygen and carbon dioxide to body cells?
a)
Red Blood Cells
b)
White Blood Cells
c)
Platelets
d)
Plasma
49.
The human heart is an organ that pumps blood throughout the body supplying oxygen, nutrients, blood, and hormones to and from the tissues removing _________ ___________ and other wastes.
a)
hydrogen dioxide
b)
carbon moxoide
c)
water molecules
d)
carbon dioxide
50.
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
51.

These are surface proteins located on Erythrocytes:

a)

Antibodies

b)

Anti-A and Anti-B

c)

Agglutinins

d)

Agglutinogens

52.

Which type of blood can a O blood type receive?

a)

A

b)

AB

c)

Any blood type

d)

Only O

53.
What types of antigens are present in a person with O+ blood?
a)
A and B
b)
Rh, only
c)
A, B and Rh
d)
None
54.
What types of antibodies are found in a person with AB- blood?
a)
None
b)
Anti-Rh, only
c)
Anti-A and Anti-B
d)
Anti-A, 
55.
Negative blood types can DONATE to what types of blood?
a)
Negative, only
b)
Positive, only
c)
Both Negative and Positive
56.
What type(s) of blood can a person with B- blood RECEIVE?
a)
B-, B+, AB-, AB+
b)
B- and O-
c)
B-, B+, O-, O+
d)
B- and AB-
57.
What types of blood can a person with AB- RECEIVE?
a)
All types
b)
AB-, A-, B-, O-
c)
AB- and AB+
d)
AB+, A+, B+, O+
58.
Proteins on the surface of the red blood cells that account for blood type
a)
antibodies
b)
antigens
c)
agglutination
d)
anti browns offense
59.
In the serum of the blood and react with the antigen on the red blood cell
a)
antibodies
b)
antigens
c)
agglutination
d)
still anti browns

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