Urinary System Chapter 25 PDF

Summary

This document provides information on the urinary system, including details about its physical characteristics, diseases, and the anatomy of structures within the system. It could be a chapter from a textbook or study guide on human biology.

Full Transcript

THE URINARY SYSTEM CHAPTER 25 25.1 – PHYSICAL CHARACTERISTICS OF URINE The glomeruli create about 200 liters of filtrate each day, we excrete 1 - 2 liters though A sign of dehydration is darker urine, slight scent of ammonia, and may urinate less often Kidney stone or cancer may turn urine pink or e...

THE URINARY SYSTEM CHAPTER 25 25.1 – PHYSICAL CHARACTERISTICS OF URINE The glomeruli create about 200 liters of filtrate each day, we excrete 1 - 2 liters though A sign of dehydration is darker urine, slight scent of ammonia, and may urinate less often Kidney stone or cancer may turn urine pink or even bright red Some foods may change urine aroma, but they are harmless A minimum of 500ml of urine each day is required to remove wastes pH can range from 4.5 – 8.0 Specific gravity – the number of solutes per unit volume, pure water = 1.0 25.1 Polyuria - >2.5 L/day – diabetes mellitus, diabetes insipidus, excess water, caffeine, or alcohol, kidney disease, certain drugs (diuretics), sickle cell anemia Oliguria – 300-500 mL/day – dehydration, blood loss, diarrhea, cardiogenic shock, kidney disease, enlarged prostate Anuria -

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