Medical Math Flashcards
(34 cards)
1
Q
Kilo-
A
1000
2
Q
Hecto-
A
100
3
Q
Deca-
A
10
4
Q
Deci-
A
0.1 (1/10)
5
Q
Centi-
A
0.01 (1/100)
6
Q
Milli-
A
0.001 (1/1000)
7
Q
Micro-
A
0.000001 (1/1000000)
8
Q
cc
A
mL or cubic cm
9
Q
1 lbs = ___ oz
A
16
10
Q
1 Gal = ___ qt
A
4
11
Q
1 qt = ___ pt
A
2
12
Q
1 pt = ___ fl oz
A
16
13
Q
1 tsp = ___ gtts (drops)
A
60
14
Q
5 mL = ___ gtts(drops)
A
60
15
Q
1 tsp = ___ mL
A
5
16
Q
1 tbsp = ___ tsp
A
3
17
Q
1 oz = ___ tbsp = ___ mL
A
1 oz = 2 tbsp = 30 mL
18
Q
1 measure cup = ___ oz = ___ mLs
A
1 Measure Cup = 8 oz = 240 mL
19
Q
1 kg = ___ lbs
A
2.2
20
Q
30g = ___ oz = ___ tbsp
A
30g = 1 oz = 2tbsp
21
Q
1 L = ___qt = ___ fl oz
A
1 L = 1 qt = 32 fl oz
22
Q
240 mL = ___ oz
A
8 oz (1 glass)
23
Q
180 mL = ___ oz
A
6 oz (one cup)
24
Q
30 mL = ___ oz = ___ tbsp
A
30 mL = 1 oz = 2 tbsp
25
5 mL = ___ tsp
1 tsp
26
15 mL = ___tbsp
1 tbsp
27
1 mL = ___cc
1 cc
28
1 inch = ___ cm
2.54 cm
29
F to C formula
C = (F-32)(5/9)
30
C to F Formula
F = (C * 9/5) + 32
31
Rules of Estimation/Writing
- PUT UNITS
-estimate to the tenth, unless under 1mL, then its hundredths place
-Drop must be rounded to a whole number
32
Formulas to Know (non-IV)
1. Desire (the order/Have )* quantity = Answer
ex: Order 4 mg q 6 hours; supply 2 mg/1mL --> 4mg/2mg times 1 mL = 2 mL
2. Ratio Proportion
> Dosage on hand/Amount on Hand times Dosage Desired/X (amount desired)
33
Manual Drip (gtts) Rate formula
Total Volume/Minutes * C (gtts factor) = X
34
Setting an IV Pump (mL/hr) Formula
Total Volume/Hour = X
