A&E II Dosage Calc.

Question 1

Military time

Answer 1

AM hours are the same as the traditional clock

For hours after 12pm, add 12 to the pm hour

Question 2

Basic components of a drug order

Answer 2

1. Date and time order is written
2. Drug name
3. Drug dosage
4. Route of administration
5. Frequency of administration
6. Physician or HCP’s signature

Question 3

Joint Commission: Numeric rules

Answer 3

1. Use a decimal point before a decimal point when the dose is less than a whole (i.e., 0.5 mg)
2. Do not use a decimal point or zero after a whole number (i.e., 1 mg NOT 1.0 mg)

Question 4

7 rights of medication administration

Answer 4

1. Right patient
2. Right drug
3. Right dose
4. Right time
5. Right route
6. Right documentation
7. Right to refuse medication

Question 5

If a patient is scheduled for surgery and taking supplements not on the medication list, the nurse should

Answer 5

Notify the physician that the patient has been taking supplements

Question 6

Basic formula

Answer 6

D/H X V = Amount to give

Question 7

Interpretation of the basic drug formula

Answer 7

D= desired dose (drug dose ordered by the physician)

H= on hand (drug dose on label of container)

V= vehicle (form and amount in which the drug comes such as tablet, liquid, capsule)

Question 8

How to solve the basic formula

Answer 8

1. Make sure that the units of measurement are the same
   (convert g -> mg or both to the metric system if needed)
2. Division
   (cancel out/ reduce first)
3. Multiply

Question 9

1 g = ____ mg

Answer 9

1000 mg

Question 10

To go from grams to milligrams move the decimal ___ places to the ___

Answer 10

3

Right

Question 11

**ALWAYS convert to the system that is on the ____ **

Answer 11

Drug label available

Question 12

Trailing Zero

Answer 12

Prohibited by the joint commission
Are to the right of a decimal point
Do not affect the value of a number and may be omitted
For example 12.3400 has trailing 0’s

Question 13

An adverse drug event is when

Answer 13

Patient suffers physical, mental, or functional injury in response to medication

Question 14

How to write one half according to Joint commission

Answer 14

0.5 mg

Question 15

Example of how to write generic name of a medication

Answer 15

Diltiazem HCl

Question 16

Metric unit

Answer 16

Decimal system based on multiples of 10 and decimal fractions of 10.

Question 17

3 basic unites of metric measurement

Answer 17

Gram= unit for weight 
Liter= volume or capacity 
Meter= length 

prefixes describe if unit is larger or smaller than the basic unit (above)

Question 18

metric prefixes for LARGER units

Answer 18

Kilo
Hecto
Deka

Question 19

Metric prefixes for smaller units

Answer 19

Deci
Cents
Milli
Micro 
Nano

Question 20

To change from a LARGER unit to smaller unit move the decimal point one space to the ____ for each unit changed

Answer 20

RIGHT

Question 21

In the metric system when moving from smaller unit TO A LARGER UNIT move the decimal point one place to the ___ for each unit changed

Answer 21

LEFT

Question 22

King 
Henry
Doesn’t
Usually
Drink
Chocolate
Milk

Answer 22

Kilo 
Hecto 
Deka 
UNIT: Gram/ liter/ meter
Deci
Centi 
Milli

Question 23

To move from milligram to microgram (mcg) move _ spaces to the _

Answer 23

2

Right

Question 24

formula using dimensional analysis

Answer 24

V= V/H x D/1 (or blank)
V= avail x ordered

Question 25

DA interpretation

Answer 25

V= vehicle; form of drug
D=desired dose
H= on hand