Metric & Apothecary Systems Flashcards
Metric System
used most often & most accurate , grams, liters, & meters ( decimals)
gram - meaning & abbreviation
weight (g)
meter- meaning & abbreviation
length (m)
leter- meaning & abbreviation
volume (L)
“kilo-“
x by 1000, only measurement that is bigger than original number
“centi-“
divide by 100
“milli-“
divide by 1000
“micro-“
divide by 1,000,000
how do you write your awnser?
spacde between number and letter, no period at the end, no extra “s”, use commas
microgram (abv.)
mcg
milligram (abv.)
mg
kilogram (abv.)
kg
decileter (abv.)
dL
millileter (abv.)
mL
drop (abv.)
gt
how many milliliters are in 1 quart?
960 mL
how many milliliters are in 1 pint?
500 mL
which way do you move the decimal?
x- to the right , / - to the left
Apothecary System
oldest & least accurate - fractions more than decimals
grains (abv.)
gr - commonly mistaken with grams (g) - DONT USE
how many grains are in 1 gram?
15 gr
how many ounces are in 1 pint?
16 oz
how many ounces are in 1 quart?
32 oz
how many milliliters are in 1 ounce?
30 mL
how much are the typical medicine cups?
1 oz / 30 mL
1 teaspoon? (mL)
5 mL
1 tablespoon? (mL)
15 mL
1 cup? (oz)
8 oz
1 oz? (mL)
30 mL
unit?
1 mL
milliequivalent? (abv.)
mEq