Integumentary System Worksheet
A Grade 9 Science worksheet focusing on the structure and functions of the integumentary system.
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Integumentary System Worksheet
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Read each question carefully and answer to the best of your ability. For multiple-choice questions, circle the correct option. For fill-in-the-blank and short-answer questions, write your answers in the space provided.
1. Which of the following is NOT a primary function of the integumentary system?
Protection from pathogens
Regulation of body temperature
Production of blood cells
Sensation
2. The outermost layer of the skin is called the:
Dermis
Epidermis
Hypodermis
Subcutis
3. Hair and nails are accessory structures of the integumentary system primarily composed of the protein .
4. The pigment responsible for skin and hair color is , produced by melanocytes.
5. The integumentary system plays a crucial role in vitamin D synthesis.
True
False
6. Sweat glands are primarily involved in providing insulation for the body.
True
False
7. Briefly explain how the integumentary system helps regulate body temperature.
8. Describe two ways the skin acts as a protective barrier.
Match each term on the left with its correct description on the right.
9. Keratin
a. Layer containing blood vessels and nerves
10. Dermis
b. Fatty layer beneath the dermis
11. Sebaceous Glands
c. Protein that makes skin tough and waterproof
12. Hypodermis
d. Produce oil to lubricate skin and hair
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