wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Lymphatic System Quiz

Total questions: 24

Worksheet time: 12mins

Name
Class
Date
1.

What are the three main functions of the lymphatic system?

a)

Production of hormones, absorption of nutrients, and elimination of waste

b)

Removal of excess fluids from body tissues, absorption of fatty acids from the intestine, and production of immune cells

c)

Circulation of blood, regulation of body temperature, and defense against pathogens

d)

Digestion of food, transportation of oxygen, and regulation of blood sugar

2.

What is the fluid called that travels in the lymphatic vessels?

a)

Plasma

b)

Serum

c)

Lymph

d)

Bile

3.

Which of the following are structures of the lymphatic system?

a)

Blood vessels, lymph ducts, lymph nodes

b)

Lymph vessels, lymph ducts, lymph nodes

c)

Lymph vessels, blood ducts, nerve nodes

d)

Nerve vessels, lymph ducts, lymph nodes

4.

Which organs are considered part of the lymphoid organs in the body?

a)

Heart, lungs, and kidneys

b)

Spleen, thymus, and liver

c)

Spleen, thymus, and Peyer's patches

d)

Pancreas, spleen, and gallbladder

5.

What is the primary role of the lymphatic system in relation to the circulatory system?

a)

To pump blood throughout the body

b)

To maintain fluid balance and remove micro-organisms and debris from the tissues

c)

To transport hormones to different parts of the body

d)

To regulate blood pressure and blood sugar levels

6.

What is the primary function of lymphatic vessels?

a)

To transport nutrients to the cells

b)

To drain fluids from the tissues and return them to the blood stream

c)

To carry blood to the heart

d)

To produce lymphatic fluid

7.

What pressure forces some fluid out of the blood capillaries into the spaces between cells?

a)

Osmotic pressure

b)

Atmospheric pressure

c)

Hydrostatic pressure

d)

Muscular pressure

8.

What percentage of fluid is reabsorbed back into the bloodstream from the cells?

a)

50%

b)

75%

c)

90%

d)

100%

9.

Where do all lymphatic vessels eventually drain into?

a)

The heart

b)

The thoracic duct

c)

The liver

d)

The spleen

10.

What must lymph pass through before returning to the circulation?

a)

At least 1 kidney

b)

At least 1 lymph node

c)

At least 1 vein

d)

At least 1 artery

11.

What cells are found in lymph nodes that help in filtering lymph?

a)

Erythrocytes and leukocytes

b)

Platelets and plasma cells

c)

Lymphocytes and phagocytic cells

d)

Neutrophils and basophils

12.

What is the function of valves in the larger lymphatic vessels?

a)

To ensure a two-way flow of lymph

b)

To prevent lymph from entering the circulatory system

c)

To ensure a one-way flow of lymph

d)

To filter out abnormal cells and microorganisms

13.

What is the role of lymph nodes in the lymphatic system?

a)

To produce lymphocytes

b)

To absorb chyle from the intestine

c)

To ensure a one-way flow of lymph

d)

To filter out abnormal cells, debris, and microorganisms

14.

Where does lymph eventually get delivered into the circulatory system?

a)

Into the thoracic duct

b)

Into the vena cava

c)

Into the lymphatic capillaries

d)

Into the lymph nodes

15.

What do lymph nodes produce for the immune system?

a)

Valves

b)

Chyle

c)

Lymphocytes

d)

Thoracic duct

16.

What part of the intestine is responsible for absorbing chyle (fats) and is part of the lymphatic system?

a)

The lacteals

b)

The lymph nodes

c)

The thoracic duct

d)

The lymphatic capillaries

17.

Which of the following are considered accessory lymphoid tissues?

a)

Thymus, spleen, and liver

b)

Spleen, tonsils, and pancreas

c)

Thymus, spleen, Peyer's patches, tonsils, vermiform appendix, and red bone marrow

d)

Peyer's patches, tonsils, and kidneys

18.

What happens to the thymus in adult animals?

a)

It enlarges and produces more T lymphocytes

b)

It remains the same size throughout the animal's life

c)

It shrinks and is replaced by fat

d)

It moves to a different location in the body

19.

Where is the thymus located in the thoracic cavity?

a)

Near the lungs

b)

In the mediastinal space

c)

Next to the diaphragm

d)

Above the heart

20.

What is the role of the spleen according to the text?

a)

It filters blood and stores white blood cells

b)

It produces hormones and regulates body temperature

c)

It removes old red blood cells and stores iron

d)

It stores food and digests fats

21.

Which organs are part of the body's first line defense?

a)

Heart, lungs, and liver

b)

Peyer's patches, tonsils, and appendix

c)

Kidneys, spleen, and thymus

d)

Brain, spinal cord, and nerves

22.

What is the thoracic duct?

a)

A duct that carries blood to the heart

b)

The largest lymphatic vessel in the body

c)

A muscle in the thoracic cavity

d)

A nerve located in the thorax

23.

How is Lymph formed?

a)

By the breakdown of red blood cells

b)

Through the filtration of blood in the liver

c)

From the excess fluid that drains from cells and tissues

d)

By the absorption of fats in the small intestine

24.

Name four structures found within the lymphatic system.

a)

Heart, lungs, liver, kidneys

b)

Lymph nodes, lymph vessels, spleen, thymus

c)

Stomach, pancreas, gallbladder, appendix

d)

Brain, spinal cord, nerves, sensory organs