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

22. The Respiratory System

Introduction to Lung Physiology

Anatomy & Physiology

22. The Respiratory System

Introduction to Lung Physiology

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Multiple Choice

What is the best method to assess a client for dyspnea?

Patient self-reporting using a dyspnea scale

Spirometry

Arterial blood gas analysis

Pulse oximetry

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Verified step by step guidance

Understand the concept of dyspnea: Dyspnea refers to the sensation of difficult or uncomfortable breathing. It is a subjective experience that can vary greatly between individuals.

Consider the methods available for assessing dyspnea: There are several methods to assess dyspnea, including patient self-reporting using a dyspnea scale, spirometry, arterial blood gas analysis, and pulse oximetry.

Evaluate patient self-reporting using a dyspnea scale: This method involves the patient describing their experience of breathlessness, often using a standardized scale such as the Borg Dyspnea Scale or the Modified Medical Research Council (MMRC) Dyspnea Scale. It is considered effective because it captures the subjective nature of dyspnea.

Examine spirometry: Spirometry measures lung function, specifically the volume and speed of air that can be inhaled and exhaled. While useful for diagnosing respiratory conditions, it may not directly assess the sensation of dyspnea.

Analyze arterial blood gas analysis and pulse oximetry: Arterial blood gas analysis measures the levels of oxygen and carbon dioxide in the blood, while pulse oximetry measures oxygen saturation. Both provide objective data on respiratory function but may not fully capture the subjective experience of dyspnea.