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Blood System Vocabulary

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Blood System Vocabulary

Blood System Vocabulary

Blood system diagram

🩸 Part 1: Multiple Choice Questions

1. Which blood vessels carry blood away from the heart?

Capillaries

Arteries

Veins

Lymphatic vessels

2. What is the liquid part of blood called?

Plasma

Serum

Lymph

Platelets

3. Which blood cells are responsible for carrying oxygen?

White blood cells

Platelets

Red blood cells

Plasma cells

🔍 Part 2: Fill in the Blanks

4. Complete the sentences using the vocabulary words:

The _____________ are the smallest blood vessels where gas exchange occurs between blood and tissues.

_____________ help fight infections and diseases in the body.

The _____________ helps remove excess fluid from tissues and returns it to the bloodstream.

Blood is made up of _____________, which is mostly water, and various blood cells.

_____________ carry oxygenated blood from the heart to all parts of the body.

_____________ contain haemoglobin, which gives blood its red colour and carries oxygen.

🔗 Part 3: Matching Activity

5. Match each vocabulary word with its correct definition:
1. Arteries
2. Plasma
3. Lymphatic system
4. Capillaries
5. Red blood cells
6. White blood cells
A. Tiny blood vessels for gas exchange
B. Cells that fight infection
C. Blood vessels carrying blood from heart
D. Liquid component of blood
E. Network that drains excess tissue fluid
F. Cells that transport oxygen

✅ Part 4: True or False

6. Check all the TRUE statements about the blood system:

Arteries have thick, muscular walls

Plasma makes up about 55% of blood volume

Capillaries are the largest blood vessels

White blood cells are part of the immune system

Red blood cells contain a nucleus

The lymphatic system helps maintain fluid balance

📝 Part 5: Short Answer Questions

7. Explain the main function of red blood cells:
8. Describe how capillaries are different from arteries:
9. What would happen if your white blood cells stopped working properly?

🎨 Part 6: Drawing Activity

10. Draw and label a simple diagram showing how blood flows from arteries → capillaries → veins. Include labels for each type of blood vessel:

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