LAB 7 Flashcards
What makes urine yellow?
Urochrome
What can cause urine to be red?
Food dye
drugs
beets
blood
What causes cloudiness?
Excessive cellular material or protein in urine
What is the normal range for the urine specific gravity?
1.001–1.035
What conditions would lead to a specific gravity near 1.001?
Dilute
-diabetes insipidus
What conditions can cause a specific gravity of 1.030?
concentrated and has very high levels of glucose
- low water intake
- diabetes mellitus
What can cause an ammonia-like odor to urine?
standing urine
What does the urine smell like if a diabetic is suffering from ketoacidosis?
fruity or acetone like
Urine pH: What are average as well as normal range?
normal: 4.5–8.2
Average: 6.0
How does diet influence urinary pH?
vegetarian= basic (more UTI’s) ketoacidosis
High proteins= acidic
Urea comes from
end products of protein breakdown
Uric acid comes from
nucleic acid catabolism
Creatinine comes from
muscle catabolism
creatinine phosphate catabolism
What is the significance to seeing epithelial cells in the urine?
Normal
Abnormal # means cancer
What is the significance to seeing white blood cells in the urine?
normal for male?
female?
Abnormal- indicates disease (pyuria)
- <2 WBC/100power
- <5 WBC
