IV Fluids Flashcards
1
Q
1/2 NS
A
.45% NaCl
Hypotonic solution
2
Q
Isotonic solutions
A
.9% NaCl (NS)
Lactated ringers
D5W
3
Q
Hypertonic Solutions
A
7.5% NaCl
D5 in 1/2 NS
D10
D50
4
Q
D5W is iso or hypotonic?
A
Initially it is isotonic until the dextrose is metabolized, then it is hypotonic.
5
Q
3 ways to assess fluid status
A
Urine output
Serum sodium
Urine osmolarity
6
Q
How much does the body’s water requirement increase for every degree C above 37?
A
100 - 150 ml/day
7
Q
At what point is an orthostatic test positive?
A
15 bpm change in pulse AND decrease of 10 or more in systolic BP.
