Lymphatic System Worksheet
A Grade 10 science worksheet covering the structure and function of the human lymphatic system, including its role in immunity and fluid balance.
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Lymphatic System Worksheet
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Read each question carefully and answer to the best of your ability. Refer to the diagram of the lymphatic system as needed.
The Human Lymphatic System
1. Which of the following is NOT a primary function of the lymphatic system?
Fluid balance
Immunity
Absorption of dietary fats
Gas exchange
2. Which lymphatic organ is responsible for filtering blood and removing old red blood cells?
Thymus
Tonsils
Spleen
Lymph nodes
3. Lymph is formed from fluid that has entered the lymphatic capillaries.
4. The lymphatic vessels eventually merge to form two large ducts: the right lymphatic duct and the duct.
5. Lymph nodes are small, bean-shaped organs that filter lymph and house white blood cells.
True
False
6. The thymus gland is most active during adulthood and gradually shrinks with age.
True
False
7. Briefly explain the role of lymphatic circulation in maintaining fluid balance within the body.
8. Describe how the lymphatic system contributes to the body's immune response.
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