Table of contents

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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

18. The Heart

Electrocardiogram (ECG)

Anatomy & Physiology

18. The Heart

Electrocardiogram (ECG)

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Multiple Choice

What is the most appropriate patient position for a diagnostic 12-lead ECG?

Supine position

Standing position

Sitting upright

Prone position

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Verified step by step guidance

Understand the purpose of a 12-lead ECG: It is used to assess the electrical activity of the heart from multiple angles, providing a comprehensive view of heart function.

Consider the anatomical position that allows for optimal electrode placement: Electrodes need to be placed on the chest, arms, and legs to capture accurate readings.

Evaluate the positions: Supine position allows for easy access to the chest and limbs, ensuring electrodes are placed correctly without muscle tension affecting the readings.

Consider patient comfort and stability: The supine position is generally comfortable for most patients and minimizes movement, which can interfere with ECG results.

Conclude that the supine position is most appropriate for a diagnostic 12-lead ECG, as it facilitates accurate electrode placement and reliable readings.