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

Which of the following is not a prion disease?

Kuru

Creutzfeldt-Jakob disease

Alzheimer's disease

Bovine spongiform encephalopathy

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Verified step by step guidance

Step 1: Understand what prion diseases are. Prion diseases are a group of progressive conditions that affect the brain and nervous system in humans and animals. They are caused by prions, which are misfolded proteins that can induce other proteins to also misfold.

Step 2: Identify the diseases listed in the problem. The diseases mentioned are Kuru, Creutzfeldt-Jakob disease, Alzheimer's disease, and Bovine spongiform encephalopathy.

Step 3: Determine which of these diseases are known prion diseases. Kuru, Creutzfeldt-Jakob disease, and Bovine spongiform encephalopathy are all prion diseases. They are characterized by the accumulation of prions in the brain, leading to neurodegeneration.

Step 4: Examine Alzheimer's disease. Alzheimer's disease is a neurodegenerative condition, but it is not classified as a prion disease. It is primarily associated with the accumulation of beta-amyloid plaques and tau tangles in the brain.

Step 5: Conclude that Alzheimer's disease is not a prion disease, as it does not involve prions. This makes it the correct answer to the question of which disease is not a prion disease.