Henke's Med-Math: Dosage Calculation,
Preparation & Administration
by SUSAN BUCHHOLZ 10TH62EDITION
.
, .
Table62of62Contents
Chapter621,62Arithmetic62Needed62for62Dosage
Chapter622,62Metric62and62Household62Systems62of62Measurement62
Chapt62e62r623,62Drug62Abbreviations,62Labels,62and62Packaging
Chapter624,62Calculation62of62Oral62Medications—
62Solids62and62Liquids62Chapter625,62Liquids62for62Inj
ection62Chapter626,62Calculation62of62Basic62IV62Drip62
Rates62Chapt62e62r627,62Special62Types62of62IV62Calcu
lations
Chapter628,62Dosage62Problems62for62Infants62and62Ch
ildre62n62Chapter629,62Information62Basic62to62Administ
ering62Dru62gs62Chapter6210,62Administration62Proced
ures
, .
Chapter621,62Arithmetic62Needed62for62Dosage
.
Format:62Multiple62Choice62 Chapter
:6 2 1
Client62Needs:6 2 Physiological62Integrity:62Basic62Care62and62comfor
t62Cognit62ive62Level:6 2 Apply
Difficulty:6 2 Moderate .
Page62and62Header:622,62Dividing62Whole62Numbers;623,62Fractions
62Integrat62e62d62Process:6 2 Teaching/Learning
.
Objective:6 2 1,62 2
1. A6 2 patient/client6 2 was6 2 instructed6 2 to62drink62256 2 oz62of62water62within
6 2 26 2 hours62but62was62only6 2 able6 2 to6 2 drink6 2 156 2 oz.6 2 What6 2 portion6 2 of6
2 the6 22/5
A) water6 2 remained?
B) 3/5
C) 2/25
.
D) 25/25
Ans: A
.
Feedback:62Subtract62the62quantity62of62water62the62client62drank62(1562oz)62from62t
he62total62avai62lab62le62quantity62(2562oz):621062oz62remain.62To62determine62ta62hb62i62reb
62.62cpo62om62r/62 t8te8isot862n62of62the62water8t62hat62remains,62create6 2 a6 2 fraction6 2 by6 2 divi
ding6 2 106 2 oz62(remaining6 2 portion)6 2 by62256 2 oz62(total
portion).62Therefore,62 1062 divided62 by62 2562 =62 10/25.62 To62 reduce62 fractions,62 find62 th
e62 largest
.
number62that62can62be62divided62evenly62into62the62numerator62and62the62denominato
r62(5).62Ten62div6 2 ided6 2 by6 2 56 2 (10/5)6 2 =6 2 2;6 2 25/56 2 =6 2 5.6 2 The6 2 fraction6 2 10/25
6 2 can6 2 be6 2 reduced6 2 to6 2 its6 2 lowest62terms62of82/5. .
Format:6 2 Multiple62 Choice .
Chapter:62 1
Client62Needs:6 2 Physiological62Integrity:62Basic62Care62and
.
62Comfo62rt62Cognitive62Level:62Apply
Difficulty:6 2 Moderate
Page62and62Header:6 2 2,62Dividing62Whole62Numbers;623,62Fract 62iaob62inr62bs.
, .
Page6 2 1