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

Which type of epithelial tissue is characterized by a single layer of flat cells and is commonly found lining blood vessels?

Transitional epithelium

Simple squamous epithelium

Stratified squamous epithelium

Simple cuboidal epithelium

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Verified step by step guidance

Understand the characteristics of epithelial tissue: Epithelial tissues are classified based on the number of layers (simple or stratified) and the shape of the cells (squamous, cuboidal, or columnar). Simple epithelium has a single layer of cells, while stratified epithelium has multiple layers.

Focus on the term 'simple squamous epithelium': This type of epithelial tissue consists of a single layer of flat, thin cells. The flat shape allows for efficient diffusion and filtration processes.

Identify the function and location of simple squamous epithelium: It is commonly found lining structures where rapid exchange of substances occurs, such as blood vessels (endothelium), alveoli in the lungs, and the lining of the heart.

Compare with other options: Transitional epithelium is specialized for stretching and is found in the urinary bladder. Stratified squamous epithelium provides protection and is found in areas subject to abrasion, like the skin. Simple cuboidal epithelium is cube-shaped and involved in secretion and absorption, found in glands and kidney tubules.

Conclude that the correct answer is simple squamous epithelium, as it matches the description of a single layer of flat cells lining blood vessels.