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

17. The Blood

Introduction To Blood

Anatomy & Physiology

17. The Blood

Introduction To Blood

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Multiple Choice

Where does hematopoiesis primarily occur in adults?

Thymus

Bone marrow

Liver

Spleen

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Verified step by step guidance

Understand the term 'hematopoiesis': Hematopoiesis is the process of forming new blood cells, including red blood cells, white blood cells, and platelets.

Identify the primary site of hematopoiesis in adults: In adults, the primary site for hematopoiesis is the bone marrow.

Consider the role of the bone marrow: The bone marrow is a spongy tissue found in the hollow centers of certain bones, such as the pelvis, femur, and sternum, where it produces blood cells.

Differentiate between red and yellow bone marrow: Red bone marrow is actively involved in hematopoiesis, while yellow bone marrow primarily stores fat and is less active in blood cell production.

Review other organs mentioned: The thymus, liver, and spleen have roles in the immune system and blood cell lifecycle, but they are not the primary sites of hematopoiesis in adults.