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

21. The Immune System

Introduction to the Immune System

Anatomy & Physiology

21. The Immune System

Introduction to the Immune System

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Multiple Choice

Neutropenic precautions are used to protect patients who have which of the following conditions?

Increased red blood cell count

Elevated cholesterol levels

High blood pressure

Low white blood cell count

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Verified step by step guidance

Understand the term 'neutropenic precautions': These are measures taken to prevent infection in patients with a weakened immune system, particularly those with low levels of neutrophils, a type of white blood cell.

Identify the role of white blood cells: White blood cells are crucial for the immune system as they help fight infections. A low count can make a person more susceptible to infections.

Recognize the condition associated with neutropenic precautions: Neutropenic precautions are specifically used for patients with a low white blood cell count, as this condition indicates a compromised immune system.

Differentiate between the conditions listed: Increased red blood cell count, elevated cholesterol levels, and high blood pressure do not directly relate to the immune system's ability to fight infections.

Conclude that the correct condition requiring neutropenic precautions is a low white blood cell count, as it directly impacts the patient's immune defense against infections.