Fluid replacement Flashcards
1
Q
Which fluid is isotonic?
A
Hartmanns
2
Q
Which fluid is hypertonic?
A
NaCl
3
Q
Which fluid is hypotonic?
A
Dextrose
4
Q
What is the difference between a crystalloid and a colloid?
A
Crystalloids are smaller and move intracellularly
Collids are larger (albumin, gelofusine) and stay extracellularly
5
Q
What percentage of what fluid stays in plasma?
A
Dextrose - 7
Hartmanns - 12
Nacl - 20
- 40% body weight intracellular, 20% body weight extracellular. 60% of total bodyweight
- If this is 42l of water,
- 28 ICW
- 14 ECW (11 interstitial, 3 plasma)
6
Q
How much fluid is in the average body?
A
42litres
7
Q
How much fluid is intracellular ?
A
28l
8
Q
How much fluid is extracellular and how is it divided?
A
14l
11 interstitial, 3 plasma
