Quiz 4

Question 1

For first-order drug elimination, half life (T-1/2) is ______ at two places on the curve and a constant _____ is lost per unit time

a) equal; amount
b) equal; percentage
c) not equal; amount
d) not equal; percentage

Answer 1

B

Question 2

Which of the following drugs would most likely need a loading dose to help reach therapeutic levels?

a) aspirin (T-1/2 = 20 min)
b) tetracycline (T- 1/2= 11 hrs)
c) Amiodarone (T- 1/2= 30 days)
d) Adenosine (T- 1/2= 10 seconds)

Answer 2

C

Question 3

Pharmacokinetics is the effect of the _____ and pharmacodynamics is the effect of the ______

a) drug on a drug; body on the drug
b) body on the drug; drug on a drug
c) drug on the body; body on the drug
d) body on the drug; drug on the body

Answer 3

D

Question 4

If a drug is 80% protein bound to blood elements or plasma proteins, what part is considered the free form?

a) 20%
b) 30%
d) 40%
e) 80%

Answer 4

A

Question 5

Which of the following is the amount of a drug absorbed per the amount administered?

a) bioavailability
b) bioequivalence
c) absorption
d) distribution

Answer 5

A