Mathematical Fundamentals in Pharmacokinetics Flashcards

1
Q

Pharmacokinetics has a strong mathematical basis

A
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2
Q

A solid foundation in mathematical principles in algebra, calculus, exponentials, logarithms, and unit analysis are critical for students in this discipline

A
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3
Q

Pharmacokinetics uses extensively exponential terms and their inverse, the logarithms

A
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4
Q

Logarithms are necessary in deal with __________ that are routinely encountered in kinetics

A

exponential functions

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5
Q

When you solve a log, you calculate the __________________

A

exponent that the base was raised to

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6
Q

The logarithm of a real positive number (N) is the power to which a base must be raised to equal N

A
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7
Q

The number 10 to the second power is 100, so log 10(100)=2

A
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8
Q

log 2 (4)=2

A
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9
Q

The number 10 to the second power is 100 so log10 100=2

A
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10
Q

The two common bases are _______(common log) and e (the base of the natural logarithms to 2.718)

If X=a; if e^a=X and log X=b if 10^b-X

A
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11
Q

Natural logs are used most in _______systems because they relate to natural process (e.g., drug elimination)

A

biological

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12
Q

the logarithms of _______and _________numbers are NOT defined

A

zero and negative numbers are not defined.

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13
Q

e^1=e, 10^1=10; e^0=10^0=1

A
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14
Q

Properties of exponents and logarithms

Logarithms to either base 10 or base e may be used as long as the same base is used in a series of related calculations

A
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15
Q

It is easier to use natural logs when an equation has an ________ term (as do most kinetic equations)

A

exponential

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16
Q

If x=e^-kt then, ln x=-kt (because ln e=1)

A
17
Q

Log is negative if the number is between ________ (ex: ln 0.1=-2.3)

A
18
Q

Log is ___________ if the number is >1 (ex: ln 2=0.693)

A

positive

19
Q

Log 1=Ln 1=0

A
20
Q

logab=

A

log a+log b

21
Q

loga/b=

A

log a- log b

22
Q

log a^x

A

x log a

23
Q

-loga/b=

A

+logb/a

24
Q

a^x (x) a^y= a^x+y=10^2x10^3=10^5

A
25
Q
A