Pharmacology Week 1 quiz Exam 2026
Questions and Answers
A. Once daily
t(1/2) is half live. If the half life of a drug is 24 hours it should be only given once
daily. If the half life is 6 hours, it should only be given every 6 hours and so on... -
Correct answer-It is expected that the nurse will question the health care provider if
a drug with a t(1/2) of a >24 hour drug is ordered to be given more than how often.
A. Once daily
B. Every other day
C. Twice weekly
D. Once weekly
B. A narrow margin of safety.
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,Therapeutic index refers to the level at which a drug is more helpful than harmful.
If there is a low therapeutic index, then there is a narrow margin of safety. - Correct
answer-The nurse notices that one of the client's drugs has a low therapeutic index.
What is the most important nursing implication of this?
A. A wide margin of safety
B. A narrow margin of safety
C. Measured 1 hour after administration
D. Measured 10 minutes after administration
D. Monitoring serum peak and trough levels.
Due to having a narrow margin of safety and effectiveness, the levels of
medication in the blood need to be as consistent as possible. - Correct answer-
Which of the following nurse actions should be most appropriate for ensuring
client safety with a medication that has a low therapeutic index?
A. Monitoring a patient's urine output
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, B. Assessing vital signs hourly
C. Maintaining strict isolation precautions
D. Monitoring serum peak and trough levels
D. Half life
Half life is determined by when the medication they are taking is only half in their
blood stream. This is the safest and most effective point of replenishing medication
in the body system. This leads to understanding the interval of which a drug should
be administered. - Correct answer-The nurse reviews the client's medication
regimen, including interval of drug dosage, which is related to which of the
following?
A. Stimulation of the receptors
B. Trough level
C. Therapeutic index
D. Half life
A. Increased
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Questions and Answers
A. Once daily
t(1/2) is half live. If the half life of a drug is 24 hours it should be only given once
daily. If the half life is 6 hours, it should only be given every 6 hours and so on... -
Correct answer-It is expected that the nurse will question the health care provider if
a drug with a t(1/2) of a >24 hour drug is ordered to be given more than how often.
A. Once daily
B. Every other day
C. Twice weekly
D. Once weekly
B. A narrow margin of safety.
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,Therapeutic index refers to the level at which a drug is more helpful than harmful.
If there is a low therapeutic index, then there is a narrow margin of safety. - Correct
answer-The nurse notices that one of the client's drugs has a low therapeutic index.
What is the most important nursing implication of this?
A. A wide margin of safety
B. A narrow margin of safety
C. Measured 1 hour after administration
D. Measured 10 minutes after administration
D. Monitoring serum peak and trough levels.
Due to having a narrow margin of safety and effectiveness, the levels of
medication in the blood need to be as consistent as possible. - Correct answer-
Which of the following nurse actions should be most appropriate for ensuring
client safety with a medication that has a low therapeutic index?
A. Monitoring a patient's urine output
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
, B. Assessing vital signs hourly
C. Maintaining strict isolation precautions
D. Monitoring serum peak and trough levels
D. Half life
Half life is determined by when the medication they are taking is only half in their
blood stream. This is the safest and most effective point of replenishing medication
in the body system. This leads to understanding the interval of which a drug should
be administered. - Correct answer-The nurse reviews the client's medication
regimen, including interval of drug dosage, which is related to which of the
following?
A. Stimulation of the receptors
B. Trough level
C. Therapeutic index
D. Half life
A. Increased
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
