Polyuria Flashcards
1
Q
What is polyuria?
A
Excessive output of urine
2
Q
What is the normal amount of urine excreted per day?
A
1.5 L
3
Q
What amount of urine excretion is considered excessive?
A
2.5-3 L
4
Q
What can cause polyuria?
A
Increased fluid intake
Decreased water conservation
5
Q
What kinds of drinks can especially cause polyuria?
A
Caffeine
Alcohol
6
Q
What is psychogenic polydipsia?
A
Compulsive urge to drink excessive amounts of water
7
Q
What can cause osmotic diuresis?
A
Excessive
- Salt
- Glucose
8
Q
Why may the kidneys not be able to reabsorb water from the distal tubules?
A
Inadequate levels of ADH; eg: in certain pituitary disease
Unable to respond to ADH
