Dimensional Analysis: Unit Conversion

Question 1

how to convert from kg to g to mg to mcg?

Answer 1

move the decimal three places in the appropriate direction until you get to the desired unit

kg (3) g (3) mg (3) mcg

Question 2

how to convert from L to mL to microliter?

Answer 2

move the decimal three places in the appropriate direction until you get to the desired unit

L (3) mL (3) microliter

Question 3

how to convert between km, m, cm, and mm?

Answer 3

KHDODCM

Kilo Hecto Deka (Original) Deci Centi Milli

Question 4

ml to cc conversion?

Answer 4

1 ml = 1 cc

Question 5

cc to g conversion?

Answer 5

1 cc = 1g

Question 6

ml to gram conversion

Answer 6

1 ml = 1 g

Question 7

deciliter fraction of liter?

Answer 7

1/10

Question 8

how many drams in a pill bottle?

Answer 8

8 drams

Question 9

dram to ml?

Answer 9

1 dram = 4ml

Question 10

IMPORTANT! oz to ml?

Answer 10

1 oz = 30ml

Question 11

IMPORTANT! how many g in 1 dry oz?

Answer 11

28.4g

Question 12

gr to mg conversion?

Answer 12

64.8 mg

Question 13

gtt to ml conversion?

Answer 13

15 gtt = 1ml

Question 14

t to T conversion?

Answer 14

3 t = 1 T

Question 15

t to mL?

Answer 15

1 t = 5ml

Question 16

T to mL?

Answer 16

1 T = 15ml

Question 17

cup to oz?

Answer 17

1 cup = 8 oz

Question 18

how to convert from cups to pints to quarts to gallons?

Answer 18

CUTE PULI QUICKLY GETCHA

think of “2 plus 2 is 4”
2 cups = 1 pint
2 pints = 1 quart
4 quarts = 1 gallon

Question 19

kg to lb?

Answer 19

1 kg = 2.2 lbs

Question 20

define dose

Answer 20

quantity of drug to be administered at ONE TIME

Question 21

define dosage interval

Answer 21

amount of time between separate doses

Question 22

define dosage or dosage regimen

Answer 22

regimen of size (quantity), dosage interval, and number of doses (Tx duration)

Question 23

appropriate way to write drug orders

Answer 23

drug -> dose -> route of admin -> frequency [eg. q12h x 2d]

NOTE: if giving volume, must also give concentration on same line
e.g. 3oo mL (250mg/ml)

Question 24

define dosage strength

Answer 24

dry weight of drug per unit (tablet, capsule, mL, etc.)

example: digoxin -> 250 mcg digoxin/tablet

Question 25

define vehicle

Answer 25

transporting agent for a drug

Question 26

define suspension

Answer 26

fine particles of an insoluble drug suspended or dispersed in a liquid vehicle

Question 27

define elixir

Answer 27

hydroalcoholic solution containing a medication

ex. children Tylenol

Question 28

define syrup

Answer 28

sugar and water soln containing a medication

ex. lactulose (stool softener)

Question 29

define emulsion

Answer 29

oily substance disbursed in an aqueous medium

ex. cyclosporine

Question 30

IMPORTANT!!

define dosage strength for oral suspensions

Answer 30

dry weight of drug per UNIT VOLUME

Question 31

IMPORTANT!!

Dosage strength of oral suspension is also known as

Answer 31

concentration

Question 32

1. 1cc syringe called
2. relationship between gauge number and diameter
3. typical gauge sz in small animals
4. bevel faces.. and is measured in..
5. Luer-Lock syringe?
6. Catheter tip?

Answer 32

1. tuberulin syringe
2. inverse
3. 22
4. up, gauges
5. hub of needle twists in and locks won’t just fall off
6. longer and bigger

Question 33

loading dose

Answer 33

high dose of a drug given at the onset of drug therapy with the aim of rapidly achieving a certain, desired blood plasma concentration of the drug

(allows to reach therapeutic levels more quickly)

Question 34

1. insulin syringes are measured in _____
2. types
3. sig feature

Answer 34

units.

u100 = 1/100 of a ml
u40 =1/40 of a ml (for smaller patients)

have no dead space. needle attached directly to barrel

Question 35

maintenance dose

Answer 35

a dose of a drug given in a series of repetitive doses (or by continuous IV infusion) in order to maintain a certain, desired blood plasma concentration of the drug

• lower than loading dose.
• sufficient to keep therapeutic levels contstant

Question 36

steady state

Answer 36

when drug accumulation = drug elimination

Question 37

peak versus trough in plasma drug conc after loading dose

Answer 37

peak = highest level in steady state
-too high (toxic) going above therapeutic range

trough = lowest level in steady state
-if too low, ineffective, below therapeutic range

Question 38

Dram to oz?

Answer 38

1 dram = 0.0625 oz

Question 39

ul

Answer 39

microliter. 1/1 millionth of a L