Urinary - Characteristics Of Urine

Question 1

What is filtrate?

Answer 1

Contains everything that blood plasma does (except proteins)

Question 2

What is urine?

Answer 2

What remains after the filtrate has lost most of its water, nutrients, and necessary ions

Question 3

What does urine contain?

Answer 3

Nitrogenous wastes and substances not needed for the body

Question 4

Why might urine smell like ammonia?

Answer 4

If it sits for a period of time it will grow bacteria

Question 5

Normal pH of urine?

Answer 5

4.5 - 6

affected by diet

Question 6

Can food affect colour of urine?

Answer 6

Yes

Question 7

What is specific gravity?

Answer 7

Tells you how concentrated or diluted urine is compared to water

Question 8

SG average?

Answer 8

1.001 - 1.035

Question 9

What does high SG mean?

Answer 9

Urine is more concentrated

often due to:
- not drinking enough water (dehydrated)
- fever
- kidney inflammation

Question 10

What does low SG mean?

Answer 10

Urine is more diluted

Often due to:
- excessive fluid intake (overhydrated)
- taking diuretics
- chronic renal failure