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

4. Tissues & Histology

Introduction to Epithelial Tissue

Anatomy & Physiology

4. Tissues & Histology

Introduction to Epithelial Tissue

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Multiple Choice

What type of tissue forms the walls of the alveoli?

Transitional epithelium

Stratified squamous epithelium

Simple squamous epithelium

Simple cuboidal epithelium

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Verified step by step guidance

Understand the function of alveoli: Alveoli are tiny air sacs in the lungs where gas exchange occurs. They need to have a thin barrier to facilitate the efficient exchange of oxygen and carbon dioxide between the air and blood.

Identify the characteristics of simple squamous epithelium: This type of tissue consists of a single layer of flat cells. Its thinness makes it ideal for areas where rapid diffusion or filtration is necessary, such as the alveoli.

Compare with other epithelial types: Transitional epithelium is found in areas that need to stretch, like the bladder. Stratified squamous epithelium is thicker and provides protection, found in areas like the skin. Simple cuboidal epithelium is thicker than simple squamous and is found in glands and ducts.

Determine the most suitable tissue for alveoli: Given the need for a thin barrier for gas exchange, simple squamous epithelium is the most appropriate tissue type for the alveoli walls.

Conclude that the structure and function of simple squamous epithelium align with the requirements of the alveoli, confirming it as the correct tissue type for forming the walls of the alveoli.