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 Kidneys

Anatomy & Physiology

25. The Urinary System

The Kidneys

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Multiple Choice

Which of the following is not a major function of the kidneys?

Regulation of blood pressure

Filtration of blood to form urine

Production of digestive enzymes

Maintenance of electrolyte balance

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Verified step by step guidance

Begin by identifying the primary functions of the kidneys. The kidneys are responsible for several critical functions in the body, including filtering blood to form urine, regulating blood pressure, and maintaining electrolyte balance.

Understand the process of blood filtration. The kidneys filter waste products and excess substances from the blood, which are then excreted as urine. This is a major function of the kidneys.

Explore how the kidneys regulate blood pressure. The kidneys help control blood pressure by adjusting the volume of blood (through urine production) and releasing hormones like renin that influence blood vessel constriction.

Examine the role of the kidneys in maintaining electrolyte balance. The kidneys manage the levels of various electrolytes in the blood, such as sodium, potassium, and calcium, which are crucial for nerve function and muscle contraction.

Consider the production of digestive enzymes. Digestive enzymes are produced by organs such as the pancreas and salivary glands, not the kidneys. Therefore, the production of digestive enzymes is not a function of the kidneys.