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Worksheets

Circulatory system

Total questions: 36

Worksheet time: 20mins

Name
Class
Date
1.

Which of the following is NOT a formed element of blood?

a)

Red Blood Cells

b)

White Blood Cells

c)

Plasma

d)

Platelets

2.

Which of the following cells does not exhibit phagocytotic activity?

a)

Monocyte

b)

Neutrophil

c)

Basophil

d)

Macrophage

3.

Which one of the following types of cells lack nucleus in humans?

a)

Erythrocytes

b)

Neutrophils

c)

Eosinosphils

d)

Monocytes

4.

Which one of the following blood cells is involved in antibody production

a)

B-Lymphocytes

b)

T-Lymphocytes

c)

Red Blood Cells

d)

Neutrophils

5.

The cells involved in inflammatory reactions are ...

a)

Basophils

b)

Neutrophils

c)

Eosinophils

d)

Lymphocytes

6.

Match the terms given under Column ‘A’ with their functions given under Column ‘B’ and select the answer from the options given below:

Column I

A. Lymphatic System

B. Pulmonary vein

C. Thrombocytes

D. Lymphocytes


Columb B :

i. Carries oxygenated blood

ii. Immune Response

iii. To drain back the tissue fluid to the circulatory system

iv. Coagulation of blood

a)

A-ii, B-i, C-iii, D-iv

b)

A-iii, B-i, C-iv, D-i

c)

A-iii, B-i, C-iii, D-iv

d)

A-ii, B-i, C-iii, D-iv

7.

Which of the following is NOT a layer of the heart?

a)

Endocardium

b)

Myocardium

c)

Endomyosin

d)

Pericardium

8.

The type of blood vessels that have one way valves preventing back flow of blood.

a)

Capillaries

b)

Arteries

c)

Veins

d)

Arterioles

9.

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

a)

Veins

b)

Aorta

c)

Arteries

d)

Capillaries

10.

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)

Right Atrium – Right Ventricle – Left Atrium – Left Ventricle

c)

Left Atrium – Left Ventricle – Right Atrium – Right Ventricle

d)

Left Atrium – Right Atrium – Left Ventricle – Right Ventricle

11.

The bicuspid valve is also known as the:

a)

Right atrioventricular valve

b)

Aortic semilunar valve

c)

Pulmonary semilunar valve

d)

Mitral valve

12.

This is the only artery that carries unoxygenated blood away from the heart

a)

Aorta

b)

Pulmonary Trunk

c)

Superior Vena Cava

d)

Inferior Vena Cava

13.

The chamber of the heart responsible for receiving blood as it returns from the lungs after it has been reoxygenated.

a)

Right Atrium

b)

Right Ventricle

c)

Left Atrium

d)

Left Ventricle

14.
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
15.
What part of blood is responsible for carrying wastes, nutrients, and minerals?
a)
Red Blood Cells
b)
White Blood Cells
c)
Platelets
d)
Plasma
16.
What do the arteries do?
a)
pumps blood to the heart
b)
pumps blood to and from the heart
c)
carry's blood away from the heart 
d)
a muscle 
17.
How many chambers does the heart have ? 
a)
4
b)
6
c)
3
d)
1
18.
What is the largest artery in the human body called?
a)
Superior Vena Cava
b)
Aorta
c)
Inferior Vena Cava
d)
Pulmonary Artery
19.
Pulmonary referrs to the lungs, blood leaving the heart through the pulmonary artery is high in which gas?
a)
nitrogen
b)
carbon dioxide
c)
oxygen
d)
helium
20.

How does the heart work?

a)

It pumps blood first to the lungs, back to the heart and then around the rest of the body.

b)

It pumps blood first to the rest of the body, back to the lungs and then to the heart.

c)

It pumps blood around the rest of the body, back to the heart and then to the lungs,

21.
The circulatory system works with the __________ system to obtain energy from nutrients that we eat. 
a)
respiratory 
b)
digestive
c)
skeletal
d)
nervous
22.

The first stop of the blood in the heart is the...

a)

Left Ventricle

b)

Left Atrium

c)

Right Atrium

d)

Right Ventricle

23.

After the blood gets oxygen from the lungs, it goes through the pulmonary veins to the heart's....

a)

Right Atrium

b)

Left Ventricle

c)

Right Ventricle

d)

Left Atrium

24.

Which of the following is a connection between the circulatory system and the muscular system?

a)

the heart is composed of cardiac muscle

b)

the heart makes calcium to give to muscles

c)

muscles create blood cells that get circulated through body

d)

the two systems are not connected

25.

The FREQUENCY of heart contractions is...

a)

heart rate

b)

blood pressure

c)

respiratory rate

d)

voluntary muscle contraction

26.

Which of the following is NOT a function of the circulatory system?

a)

circulate blood

b)

regulate calcium production

c)

carry nutrients and hormones through blood stream

d)

deliver oxygen to tissues

27.

How can we keep our heart healthy?

a)

be stress-free

b)

stay away from unhealthy fats

c)

get good sleep

d)

All are good options to keep heart healthy

28.
What does Deoxygenated mean?
a)
Oxygen-rich
b)
Blood flow
c)
Oxygen-poor
d)
Water Flow
29.

Which is NOT a function of the circulatory system?

a)

deliver O2 and nutrients to cells

b)

remove CO2 and wastes from cells

c)

break down carbohydrates into glucose

d)

transport other materials through body

30.
The liquid part of blood that makes up 55% of its composition?
a)
Plasma
b)
Platelets
c)
White blood cells
d)
Red blood cells
31.

What is the primary role of platelets in the blood?

a)

Transport oxygen

b)

Regulate blood pressure

c)

Fight infections

d)

Clotting of blood

32.

Which of the following structures separates the left and right sides of the heart?

a)

Aorta

b)

Vena Cava

c)

Valves

d)

Septum

33.

What is the function of the pulmonary arteries?

a)

Carry deoxygenated blood from the heart to the lungs

b)

Carry oxygenated blood to the body

c)

Transport nutrients to the heart

d)

Return oxygenated blood to the heart

34.

What is the primary function of platelets in the blood?

a)

Clotting of blood

b)

Carry nutrients

c)

Fight infections

d)

Transport oxygen

35.

Which part of the heart pumps oxygenated blood to the body?

a)

Right Atrium

b)

Left Atrium

c)

Left Ventricle

d)

Right Ventricle

36.

What is the role of the aorta in the circulatory system?

a)

Carry oxygenated blood from the heart to the body

b)

Filter blood

c)

Return deoxygenated blood to the heart

d)

Transport blood to the lungs