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 Heart2h 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

9. Muscle Tissue

Steps of Muscle Contraction

Anatomy & Physiology

9. Muscle Tissue

Steps of Muscle Contraction

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Multiple Choice

Which of the following is NOT a characteristic of skeletal muscle contraction?

It contracts rapidly.

It can exert tremendous power.

It can perform both anaerobic and aerobic metabolism.

It can contract for long periods of time without tiring.

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Verified step by step guidance

Understand the characteristics of skeletal muscle contraction: Skeletal muscles are known for their ability to contract rapidly and exert significant power. They are also capable of performing both anaerobic and aerobic metabolism.

Analyze the statement about rapid contraction: Skeletal muscles are designed to contract quickly, which is essential for movements that require speed and agility.

Consider the power exertion capability: Skeletal muscles can exert tremendous power, which is necessary for activities that require strength, such as lifting heavy objects.

Evaluate the metabolic capabilities: Skeletal muscles can perform both anaerobic metabolism (without oxygen, for short bursts of activity) and aerobic metabolism (with oxygen, for sustained activity).

Identify the characteristic that does not fit: Skeletal muscles are not typically known for contracting for long periods without tiring. This characteristic is more aligned with cardiac or smooth muscles, which are designed for endurance.