Free Printable Lymphatic system Worksheets for Middle School

Questions

1. What is the main function of the lymphatic system?
2. What type of tissue makes up the walls of lymphatic vessels?
3. What is the name of the organ that serves as the central lymphatic organ?
4. What is the name of the lymphatic tissue that is located in the walls of the digestive tract?
5. What are the two main types of lymphocytes?
6. What is the main role of lymph nodes?
7. What is the name of the fluid that is circulated through the lymphatic system?
8. What is the name of the white blood cells that are produced in the lymphatic system?
9. What is the name of the organ that helps to filter the lymphatic fluid?
10. What is the name of the condition that occurs when the lymphatic system is not functioning properly?

Answers

1. The main function of the lymphatic system is to transport lymphatic fluid, fight infection, and help maintain fluid balance in the body.
2. The walls of lymphatic vessels are made up of endothelial tissue.
3. The central lymphatic organ is the thymus.
4. The lymphatic tissue located in the walls of the digestive tract is called the Peyer's patches.
5. The two main types of lymphocytes are B cells and T cells.
6. The main role of lymph nodes is to filter lymphatic fluid and help fight infection.
7. The fluid that is circulated through the lymphatic system is called lymph.
8. The white blood cells that are produced in the lymphatic system are called lymphocytes.
9. The organ that helps to filter the lymphatic fluid is the spleen.
10. The condition that occurs when the lymphatic system is not functioning properly is called lymphedema.

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Practice Sheet: Lymphatic System

Introduction

The lymphatic system is part of the body's immune system. It is made up of lymph vessels, lymph nodes, and other organs. The lymphatic system helps to keep the body healthy by carrying away waste and other materials that the body does not need. It also helps to fight infections.

Question 1

What are the three main parts of the lymphatic system?

A. Lymph vessels, lymph nodes, and other organs

B. Blood vessels, lymph nodes, and other organs

C. Blood vessels, lymph vessels, and other organs

D. Lymph vessels, blood vessels, and other organs

Question 2

What is the purpose of the lymphatic system?

A. To carry away waste and other materials that the body does not need

B. To fight infections

C. To help the body stay healthy

D. All of the above

Question 3

What are lymph nodes?

A. Organs that help to fight infections

B. Tiny, bean-shaped structures that filter out bacteria, viruses, and other materials from the lymph

C. Structures that help to keep the body healthy

D. Vessels that carry away waste and other materials that the body does not need

Question 4

What is the role of the lymphatic system in fighting infections?

A. It helps to keep the body healthy

B. It helps to carry away waste and other materials that the body does not need

C. It helps to fight off bacteria, viruses, and other materials that can cause infections

D. It helps to filter out bacteria, viruses, and other materials from the lymph

Question 5

What is the role of the lymphatic system in keeping the body healthy?

A. It helps to carry away waste and other materials that the body does not need

B. It helps to fight off bacteria, viruses, and other materials that can cause infections

C. It helps to filter out bacteria, viruses, and other materials from the lymph

D. It helps to keep the body's tissues and organs functioning properly by providing nutrients and removing waste