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

8. Joints

Introduction to Joints

Anatomy & Physiology

8. Joints

Introduction to Joints

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Multiple Choice

Which of the following does NOT contribute to the strength and stability of a synovial joint?

The number and position of reinforcing ligaments

The tone of surrounding muscles

The shape of the articulating bone surfaces

The length of the bone diaphysis

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Verified step by step guidance

Understand the anatomy of a synovial joint: Synovial joints are freely movable joints characterized by a joint cavity filled with synovial fluid. Key components include articulating bone surfaces, ligaments, and surrounding muscles.

Review the factors contributing to joint strength and stability: These include the number and position of reinforcing ligaments, the tone of surrounding muscles, and the shape of the articulating bone surfaces. Each of these factors plays a role in maintaining the joint's integrity and preventing dislocation.

Analyze the given options: The number and position of reinforcing ligaments help stabilize the joint by limiting excessive movement. The tone of surrounding muscles contributes to stability by maintaining tension around the joint. The shape of the articulating bone surfaces determines how well the bones fit together, influencing stability.

Evaluate the incorrect option: The length of the bone diaphysis (the shaft of a long bone) does not directly contribute to the strength or stability of a synovial joint. While the diaphysis is important for overall bone structure, it does not play a role in the mechanics of joint stability.

Conclude the reasoning: Based on the analysis, the length of the bone diaphysis is unrelated to the factors that contribute to synovial joint strength and stability, making it the correct answer to the question.