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

2. Cell Chemistry & Cell Components

Atoms- Smallest Unit of Matter

Anatomy & Physiology

2. Cell Chemistry & Cell Components

Atoms- Smallest Unit of Matter

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Multiple Choice

Is the importance of an element in the body related to its percentage of body weight?

Yes, elements are important only if they make up a large percentage of body weight.

No, elements are important based solely on their atomic number.

Yes, the higher the percentage of body weight, the more important the element.

No, an element's importance is not necessarily related to its percentage of body weight.

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Verified step by step guidance

Understand that the human body is composed of various elements, each playing a unique role in physiological processes.

Recognize that the importance of an element is not solely determined by its abundance or percentage of body weight. For example, trace elements like iodine and iron are crucial for specific functions despite being present in small amounts.

Consider the role of each element in biological processes. For instance, calcium is vital for bone health and muscle function, while potassium is essential for nerve function and muscle contraction.

Acknowledge that some elements, although present in small quantities, are critical for enzyme function, hormone production, and maintaining homeostasis.

Conclude that the importance of an element is based on its functional role in the body rather than its percentage of body weight, emphasizing the need for a balanced intake of all essential elements.