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

Introduction to the Urinary System

Anatomy & Physiology

25. The Urinary System

Introduction to the Urinary System

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Multiple Choice

What is the primary function of the Malpighian tubules in the urinary system?

Storage of urine before excretion

Reabsorption of water and nutrients

Excretion of waste products and osmoregulation

Filtration of blood to form urine

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Verified step by step guidance

Understand the role of Malpighian tubules: These are excretory structures found in some invertebrates, such as insects, and are not part of the human urinary system. Their primary function is related to excretion and osmoregulation.

Recognize the process of excretion: Malpighian tubules help in the removal of waste products from the body, which is a key aspect of maintaining homeostasis.

Identify osmoregulation: This refers to the regulation of water and solute concentrations within the body, ensuring that the internal environment remains stable despite external changes.

Differentiate from other urinary system functions: Unlike the human kidneys, which filter blood to form urine, Malpighian tubules directly handle waste excretion and osmoregulation without blood filtration.

Clarify the misconception: While storage of urine and reabsorption of water and nutrients are functions associated with the human urinary system, they are not the primary functions of Malpighian tubules.