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

Which of the following is true of a clean-catch urine procedure?

It involves collecting the first urine of the day for accurate results.

It requires fasting for 12 hours before the procedure.

It is used to measure the concentration of electrolytes in urine.

It involves collecting urine midstream to avoid contamination.

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Verified step by step guidance

Understand the purpose of a clean-catch urine procedure: It is designed to collect a urine sample that is free from contaminants, such as bacteria from the skin or external genitalia.

Recognize the steps involved in a clean-catch urine procedure: The individual begins urination, then pauses to collect the sample midstream. This helps ensure that the sample is not contaminated by bacteria that may be present at the start of urination.

Identify why the first urine of the day is not used: The first urine may contain higher concentrations of bacteria or contaminants that have accumulated overnight, which is why midstream collection is preferred.

Clarify that fasting is not required: Unlike some other tests, a clean-catch urine procedure does not require fasting beforehand, as it is not related to measuring substances affected by food intake.

Understand the use of the procedure: While it can be used for various tests, the primary goal is to obtain a sample that accurately reflects the internal state of the urinary tract, free from external contamination.