Pharmaceutical calculations Flashcards

(35 cards)

1
Q

The area of study that applies the basic principles of
mathematics to the preparation and safe and effective use
of pharmaceuticals.

A

Pharmaceutical Calculations

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2
Q

Portions of a whole

A

Common Fractions

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3
Q

When common fractions appear in a calculations problem, it
is often best to __________________.

A

Convert them to decimal fractions before solving

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4
Q

Fraction with a denominator of 10 or any power of 10 and is expressed
decimally rather than as a common fraction.

A

Decimal Fraction

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5
Q

To convert a decimal fraction to a common fraction,

A

express the decimal
fraction as a ratio and reduce.

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6
Q

The term percent and its corresponding sign, %, mean

A

“in a hundred.

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7
Q

Common fractions may be converted to percent by

A

dividing the
numerator by the denominator and multiplying by 100

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8
Q

Decimal Fractions may be converted to percent by multiplying
by

A

100

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9
Q

The relative magnitude of two quantities

A

Ratio

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10
Q

When two ratios have the same value, they are

A

equivalent

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11
Q

The expression of the equality of two ratios.

A

Proportion

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12
Q

Proportion may be written in any one of three standard forms

A
  1. a : b = c : d
  2. a : b :: c : d
  3. a/b = c/d
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13
Q

Outer Members

A

Extremes

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14
Q

: Middle Members

A

Means

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15
Q

The _____________ is a useful tool in solving many pharmaceutical
calculation problems.

A

Ratio and proportion method

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16
Q

Dimensional analysis is also known as

A

Factor Analysis

Factor-Label Method

Unit-Factor Method

17
Q

This method involves the logical sequencing and placement of a series of
ratios (termed factors) into an equation.

A

Dimensional analysis

18
Q

An alternative method to ratio and proportion in solving pharmaceutical
calculation problems.

A

Dimensional analysis

19
Q

Are consecutive figures that express the value of a denominate
number accurately enough for a given purpose.

A

Significant figures

20
Q

True or false: a zero between digits are insignificant

21
Q

True or False: Zeros used only to show the location of the decimal point are not significant.

22
Q

International system of units is also formerly called as

A

Metric system

23
Q

Internationally recognized decimal system of weights
and measure

A

International system of units

24
Q

Base unit for SI length

25
Base unit for SI weight
Kilogram
26
Base unit for SI Volume
liter
27
The primary unit of weight in the SI is
gram
28
Larger to Smaller Units
right
29
Smaller to Larger Units
left
30
Relation of the SI to other Systems of Measurement
Avoirdupois Apothecaries’ System
31
Widely used in the US in measuring body weight and in selling goods by the ounce or pound.
Avoirdupois
32
Once the predominant pharmacist’s system of volumetric and weight measure.
Apothecary
33
May be defined as the maximum potential error multiplied by 100 and divided by the desired
Percentage of Error
34
Measurement of volume (instruments)
Burettes Graduated cylinder Pipet Syringe
35
Measurement of weight (Instrument)
Torbal torsion balance Ohaus electronic balance