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

From which structure does sensible perspiration primarily occur in the integumentary system?

Sebaceous glands

Eccrine sweat glands

Hair follicles

Apocrine sweat glands

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Verified step by step guidance

Understand the concept of sensible perspiration: Sensible perspiration refers to sweat that is actively secreted and visible on the skin surface, primarily for thermoregulation.

Review the structures of the integumentary system: The integumentary system includes sebaceous glands, eccrine sweat glands, apocrine sweat glands, and hair follicles. Each has distinct functions.

Identify the role of sebaceous glands: Sebaceous glands secrete sebum (oil) to lubricate the skin and hair, not sweat. Therefore, they are not involved in sensible perspiration.

Examine eccrine sweat glands: Eccrine sweat glands are distributed widely across the skin and are responsible for producing sweat that aids in cooling the body. This is the primary source of sensible perspiration.

Differentiate apocrine sweat glands and hair follicles: Apocrine sweat glands are associated with hair follicles and produce a thicker secretion, often in response to stress or hormonal changes, but they are not the main source of sensible perspiration. Hair follicles themselves do not produce sweat.