NRG 200 Pharmacology for Human Caring Nursing
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Question 1
A nurse is reviewing the medication administration record and notes
that a medication is ordered to be given "PC." When should the nurse
administer this medication?
A) Before meals
B) At bedtime
C) After meals
D) As needed
Answer: C) After meals
Rationale: "PC" is an abbreviation for post cibum, which is Latin for
"after meals." "Before meals" is AC (ante cibum), "at bedtime" is HS
(hora somni), and "as needed" is PRN (pro re nata).
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Question 2
The nurses primary responsibility before administering the first dose of
a new medication is to:
A) Assess the patients ability to pay for the medication
B) Verify the order and perform a patient assessment, including
allergies
C) Administer the medication and then check for side effects
D) Ask the patients family if they have any questions
Answer: B) Verify the order and perform a patient assessment, including
allergies
Rationale: Patient safety is paramount. The nurse must confirm the
order is correct and assess for contraindications, such as allergies,
before giving any medication. This is a fundamental nursing
responsibility that precedes medication administration.
Question 3
A patient receiving IV morphine for severe postoperative pain has a
respiratory rate of 8 breaths per minute. This is an example of
monitoring for:
A) A therapeutic effect
B) An adverse effect
C) An allergic reaction
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D) A synergistic effect
Answer: B) An adverse effect
Rationale: Respiratory depression is a known and dangerous adverse
effect of opioid medications like morphine. The desired therapeutic
effect is pain relief. Respiratory rates below 12 breaths per minute in an
adult require immediate nursing intervention, including possible
administration of naloxone.
Question 4
The study of how a drug moves through the body, including absorption,
distribution, metabolism, and excretion, is known as:
A) Pharmacodynamics
B) Pharmacokinetics
C) Pharmacotherapeutics
D) Pharmacogenomics
Answer: B) Pharmacokinetics
Rationale: Pharmacokinetics describes what the body does to the drug,
encompassing its movement through absorption, distribution,
metabolism, and excretion (ADME). Pharmacodynamics, by contrast,
describes what the drug does to the body at the receptor level.
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Question 5
A patients medication order reads "Metoprolol 25 mg PO BID." What
does "BID" indicate?
A) Once daily
B) Twice a day
C) Three times a day
D) Every other day
Answer: B) Twice a day
Rationale: BID is an abbreviation for bis in die, meaning twice a day. QD
means once daily, TID means three times a day, and QOD means every
other day. Understanding common medical abbreviations is essential
for safe medication administration.
Question 6
A patients order states "Furosemide 40 mg IV push now." What is the
correct interpretation of the "now" part of this order?
A) The medication should be given at a time when the nurse is not busy
B) The medication is a single dose and should be given within 90
minutes
C) The medication is a STAT order and should be given immediately