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

Erythrocytes

Anatomy & Physiology

17. The Blood

Erythrocytes

Previous problemNext problem

Struggling with Anatomy & Physiology?

Join thousands of students who trust us to help them ace their exams!Watch the first video

Multiple Choice

What is the primary function of erythrocytes (red blood cells) in the human body?

Transporting oxygen from the lungs to body tissues

Clotting blood to prevent excessive bleeding

Regulating blood pressure

Producing antibodies to fight infections

Previous problemNext problem

Verified step by step guidance

Understand that erythrocytes, or red blood cells, are a type of cell found in the blood.

Recognize that the primary function of erythrocytes is related to their structure, which includes a biconcave shape and the presence of hemoglobin.

Hemoglobin is a protein in erythrocytes that binds to oxygen molecules. This is crucial for the transport of oxygen.

Erythrocytes pick up oxygen in the lungs, where oxygen concentration is high, and transport it to tissues throughout the body where oxygen is needed.

While erythrocytes are involved in oxygen transport, other functions like blood clotting, blood pressure regulation, and antibody production are primarily carried out by other components of the blood, such as platelets, plasma proteins, and white blood cells, respectively.