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

17. The Blood

Introduction To Blood

Anatomy & Physiology

17. The Blood

Introduction To Blood

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Multiple Choice

Which of the formed elements arise from myeloid stem cells?

Erythrocytes

Platelets

Basophils

Lymphocytes

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Verified step by step guidance

Begin by understanding the concept of hematopoiesis, which is the process of blood cell formation. This occurs in the bone marrow and involves stem cells differentiating into various types of blood cells.

Identify the two main types of stem cells involved in hematopoiesis: myeloid stem cells and lymphoid stem cells. Myeloid stem cells give rise to most of the formed elements in the blood, while lymphoid stem cells primarily produce lymphocytes.

List the formed elements that arise from myeloid stem cells. These include erythrocytes (red blood cells), platelets (thrombocytes), and several types of white blood cells such as basophils, neutrophils, eosinophils, and monocytes.

Recognize that lymphocytes are an exception as they arise from lymphoid stem cells, not myeloid stem cells. This distinction is crucial for understanding the differentiation pathways in hematopoiesis.

Review the roles of each formed element: Erythrocytes are responsible for oxygen transport, platelets are involved in blood clotting, and basophils play a role in immune response and inflammation. Understanding these functions can help reinforce the differentiation pathways from myeloid stem cells.