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

Platelets: Hemostasis

Anatomy & Physiology

17. The Blood

Platelets: Hemostasis

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Multiple Choice

Which type of blood cells are vital for normal blood clotting?

Red blood cells

Platelets

White blood cells

Lymphocytes

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Verified step by step guidance

Understand the function of each type of blood cell: Red blood cells transport oxygen, white blood cells are part of the immune system, lymphocytes are a type of white blood cell involved in immune response, and platelets are involved in blood clotting.

Identify the role of platelets: Platelets, also known as thrombocytes, are small cell fragments in the blood that are crucial for blood clotting. They gather at the site of a blood vessel injury, adhere to the vessel's lining, and form a platform for blood coagulation.

Recognize the process of blood clotting: When a blood vessel is damaged, platelets are activated and release chemicals that initiate the clotting cascade, leading to the formation of a fibrin clot that stops bleeding.

Differentiate between the blood cells based on their primary functions: Red blood cells are primarily for oxygen transport, white blood cells (including lymphocytes) are for immune defense, and platelets are specifically for clotting.

Conclude that platelets are the blood cells vital for normal blood clotting, as they are directly involved in the clotting process and help prevent excessive bleeding.