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1. A hypnotic drug is one that:
A) Prevents amnesia
B) Induces sleep
C) Increases the senses
D) Increases the pulse
Answer B) Induces sleep
Rationale: Hypnotic drugs depress the central nervous system and
produce sleep or drowsiness. Examples include barbiturates and
benzodiazepines.
2. A patient who presents with rapid breathing, nausea and vomiting,
ringing in the ears, and hyperthermia should be suspected of ingesting a
significant quantity of:
A) Ibuprofen
B) Cocaine
C) Aspirin
D) Acetaminophen
,Answer C) Aspirin
Rationale: Tinnitus (ringing in the ears), tachypnea, hyperthermia,
nausea, and vomiting are classic signs of aspirin (salicylate) toxicity,
which causes metabolic acidosis and respiratory alkalosis.
3. A person who routinely misuses a substance and requires increasing
amounts to achieve the same effect is experiencing:
A) Dependence
B) Addiction
C) Withdrawal
D) Tolerance
Answer D) Tolerance
Rationale: Tolerance develops when the body adapts to repeated use of a
substance, requiring larger doses to achieve the same effect.
4. Activated charcoal may be indicated for a patient who ingested:
A) Methanol
B) Aspirin
C) Iron
D) Ethanol
,Answer B) Aspirin
Rationale: Activated charcoal binds many ingested toxins in the GI tract.
It is commonly used for aspirin overdose. Charcoal is not effective for
metals (like iron), alcohols, or caustic substances.
5. After administering activated charcoal to a patient, it is MOST
important to:
A) Call medical control
B) Document the intervention
C) Monitor the patient's blood pressure
D) Be alert for vomiting
Answer D) Be alert for vomiting
Rationale: Activated charcoal can cause nausea and vomiting. If the
patient vomits, the charcoal may be expelled and there is also a risk of
aspiration, especially in patients with a decreased level of consciousness.
6. Airborne substances should be diluted with:
A) Oxygen
B) Syrup of ipecac