MOST COMPREHENSIVE QS & ANS - TO
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1) A drug interaction occurs when:
A) A person cannot control the ingestion of drugs
B) Withdrawal symptoms occur if the drug is not taken
C) The action of one drug is altered by the action of another
D) A person needs higher dosages for the same effect
Answer: C) The action of one drug is altered by the action of another
Rationale:
A drug–drug interaction occurs when one drug changes the effect of another. This can
increase or decrease the therapeutic effect or the risk of side effects. Understanding
drug interactions is essential for preventing adverse events and ensuring patient
safety.
2) You are applying a transdermal patch. You:
A) Cover the new patch with plastic wrap
B) Remove the old patch before applying the new one
C) Discard it in the trash open
D) Tell the person it is absorbed very quickly
Answer: B) Remove the old patch before applying the new one
Rationale:
Always remove the previous patch to prevent overdose or skin irritation. Cleanse the
,area and rotate sites to ensure consistent absorption and reduce skin reactions.
Proper technique helps maintain therapeutic effectiveness.
3) Before giving a drug, you must:
A) Take the person’s pulse
B) Measure the blood pressure
C) Check the care plan
D) Check the allergies
Answer: D) Check the allergies
Rationale:
Checking allergies before medication administration is critical to prevent allergic
reactions, which can be life-threatening. Reviewing the patient’s history ensures the
safety and appropriateness of the prescribed medication.
4) Knowledge of what is right conduct versus wrong conduct is:
A) Criminal law
B) Civil law
C) Advanced directives
D) Ethics
Answer: D) Ethics
Rationale:
Ethics in healthcare involves understanding moral principles and making decisions
that prioritize patient safety and dignity. It guides proper conduct beyond legal
requirements. Ethical practice is foundational to professional healthcare.
,5) Which dosage form is NOT a liquid?
A) Emulsions
B) Elixirs
C) Troches
D) Syrups
Answer: C) Troches
Rationale:
Troches (lozenges) are solid dosage forms that dissolve slowly in the mouth, unlike
emulsions, elixirs, and syrups, which are liquid medications. Knowing dosage forms
helps ensure proper administration techniques.
6) To apply ear drops to a person 3 years of age or older, you:
A) Instill the drops without pulling the ear
B) Pull the ear down and back
C) Pull the ear upward and back
D) Pull the ear down and forward
Answer: C) Pull the ear upward and back
Rationale:
For adults and children over 3, pulling the ear upward and back straightens the ear
canal for proper delivery of the medication. Correct technique ensures the drug
reaches the eardrum and maximizes effectiveness.
7) When giving a medication by mouth, you must always:
A) Crush all pills for easier swallowing
B) Verify the person can swallow safely
C) Give medication without water
D) Administer all medications at once
Answer: B) Verify the person can swallow safely
, Rationale:
Assessing swallowing ability prevents choking or aspiration. Some patients may
require liquid forms or alternative routes. Patient safety is the priority when
administering oral medications.
8) Which of the following is considered a PRN medication?
A) A medication given every 8 hours
B) A medication given as needed
C) A medication given at bedtime only
D) A medication given in a fixed schedule
Answer: B) A medication given as needed
Rationale:
PRN (“pro re nata”) means the medication is administered based on patient need, not
on a fixed schedule. Understanding PRN orders is essential to manage symptoms like
pain or anxiety safely and effectively.
9) What is the purpose of a medication administration record (MAR)?
A) To order new medications
B) To document medications given
C) To diagnose patient illnesses
D) To track vital signs
Answer: B) To document medications given
Rationale:
The MAR is a legal and professional document used to record all medications
administered. Accurate documentation ensures continuity of care, prevents errors,
and serves as proof of compliance with orders.