Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

5. Integumentary System

Introduction to the Integumentary System

Anatomy & Physiology

5. Integumentary System

Introduction to the Integumentary System

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Multiple Choice

Which of the following is NOT an accessory organ of the skin?

Sebaceous gland

Sweat gland

Hair follicle

Epidermis

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Verified step by step guidance

Step 1: Begin by understanding the concept of accessory organs of the skin. Accessory organs are structures that assist the skin in its functions, such as protection, secretion, and thermoregulation. Examples include sebaceous glands, sweat glands, and hair follicles.

Step 2: Review the anatomy of the skin. The skin is composed of three main layers: the epidermis (outermost layer), dermis (middle layer), and hypodermis (innermost layer). The epidermis is not considered an accessory organ; it is a primary structural layer of the skin.

Step 3: Examine the functions of the listed options. Sebaceous glands secrete sebum to lubricate the skin and hair. Sweat glands help regulate body temperature through perspiration. Hair follicles are structures that produce hair and are embedded in the dermis.

Step 4: Compare the listed options to the definition of accessory organs. Accessory organs are distinct structures that support the skin's functions but are not part of the primary layers of the skin. The epidermis is a layer of the skin itself, not an accessory organ.

Step 5: Conclude that the epidermis is NOT an accessory organ of the skin because it is a structural layer of the skin, whereas sebaceous glands, sweat glands, and hair follicles are accessory organs that assist the skin in its functions.