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

1. Introduction to Anatomy & Physiology

Introduction to Organ Systems

Anatomy & Physiology

1. Introduction to Anatomy & Physiology

Introduction to Organ Systems

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Multiple Choice

Acting as levers for movement is a function of which organ system?

Respiratory system

Digestive system

Endocrine system

Skeletal system

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Verified step by step guidance

Step 1: Begin by understanding the concept of levers in the human body. Levers are rigid structures that pivot around a fixed point (called a fulcrum) to produce movement. In the body, bones act as levers, joints serve as fulcrums, and muscles provide the force to move the levers.

Step 2: Review the primary functions of the skeletal system. The skeletal system provides structural support, protects internal organs, stores minerals, produces blood cells, and acts as levers for movement when muscles contract.

Step 3: Compare the functions of the other organ systems listed in the problem. The respiratory system is responsible for gas exchange, the digestive system processes food for energy and nutrients, and the endocrine system regulates hormones. None of these systems are directly involved in acting as levers for movement.

Step 4: Recognize that the skeletal system is uniquely suited to act as levers for movement due to its rigid structure and interaction with muscles. Bones and joints work together to facilitate movement when muscles apply force.

Step 5: Conclude that the correct answer is the skeletal system, as it is the organ system responsible for acting as levers for movement in the human body.