Skin Structure Worksheet
Explore the intricate layers and components of human skin with this Grade 10 science worksheet.
Includes
Standards
Topics
Skin Structure: The Integumentary System
Name:
Date:
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Read each question carefully and answer to the best of your ability. Refer to the provided diagram if necessary.
Observe the diagram of the human skin cross-section below. Identify and label the indicated parts.
1.
2.
3.
4.
5.
6.
7. Which layer of the skin is primarily responsible for protection against pathogens and UV radiation?
Dermis
Epidermis
Hypodermis
Subcutaneous tissue
8. Which type of gland produces an oily substance that lubricates the skin and hair?
Eccrine gland
Apocrine gland
Sebaceous gland
Ceruminous gland
9. Melanin is the pigment responsible for skin color and protects against UV radiation.
True
False
10. The dermis is composed primarily of adipose tissue and serves as an energy reserve.
True
False
11. The outermost layer of the epidermis, consisting of dead, flattened cells, is called the stratum .
12. Hair follicles originate in the layer of the skin.
13. The primary function of keratin in the skin is to provide and protection.
14. Briefly explain the role of sweat glands in thermoregulation.
15. Describe two functions of the subcutaneous layer (hypodermis).
Match each term on the left with its correct description on the right.
16. Keratinocytes
a. Cells that produce melanin
17. Melanocytes
b. Primary cells of the epidermis, produce keratin
18. Collagen
c. Protein providing strength and elasticity to skin
19. Hypodermis
d. Innermost layer of skin, primarily adipose tissue
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