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

25. The Urinary System

The Nephron

Anatomy & Physiology

25. The Urinary System

The Nephron

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Multiple Choice

Which of the choices below is a function of the nephron loop?

Production of erythropoietin

Reabsorption of water and sodium chloride

Filtration of blood plasma

Secretion of potassium ions

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Verified step by step guidance

Understand the structure of the nephron, which includes the renal corpuscle and the renal tubule. The nephron loop, also known as the loop of Henle, is a part of the renal tubule.

Recognize the primary functions of the nephron loop. It plays a crucial role in the reabsorption of water and sodium chloride, which is essential for concentrating urine and maintaining the body's fluid and electrolyte balance.

Differentiate between the functions of different parts of the nephron. The production of erythropoietin is a function of the kidneys but not specifically of the nephron loop. Erythropoietin is a hormone produced by the kidneys that stimulates red blood cell production.

Identify that the filtration of blood plasma occurs in the renal corpuscle, not in the nephron loop. The renal corpuscle consists of the glomerulus and Bowman's capsule, where the initial filtration of blood takes place.

Understand that the secretion of potassium ions occurs primarily in the distal convoluted tubule and collecting duct, not in the nephron loop. The nephron loop's main role is in the reabsorption process.