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

Specialized Connective Tissue: Cartilage

Anatomy & Physiology

4. Tissues & Histology

Specialized Connective Tissue: Cartilage

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Multiple Choice

Why is cartilage slow to heal?

Cartilage is constantly being replaced by bone tissue.

Cartilage is composed mainly of inorganic materials.

Cartilage lacks a direct blood supply.

Cartilage cells are highly active and rapidly divide.

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Verified step by step guidance

Understand the structure of cartilage: Cartilage is a type of connective tissue that is more flexible than bone. It is composed of chondrocytes (cartilage cells) embedded in a matrix of collagen fibers and proteoglycans.

Recognize the role of blood supply in tissue healing: Blood supply is crucial for delivering nutrients and oxygen to tissues, which are necessary for cell repair and regeneration.

Identify the characteristics of cartilage: Unlike other tissues, cartilage lacks a direct blood supply. Instead, it receives nutrients through diffusion from surrounding tissues, which is a slower process.

Consider the implications of limited blood supply: The absence of direct blood vessels means that cartilage has a reduced capacity to heal quickly compared to tissues with abundant blood supply.

Conclude why cartilage is slow to heal: Due to the lack of direct blood supply, cartilage cells receive nutrients and oxygen less efficiently, leading to slower repair and regeneration processes.