PMED CH 27 TEST QUESTIONS & ANSWERS 2024/2025
A poison is a substance that is:
A) toxic by nature, no matter how it enters the body or in what quantities it is taken.
B) damaging to the tissues and cells, especially if injected or taken in large quantities.
C) legal or illegal, and has the ...
A) toxic by nature, no matter how it enters the body or in what quantities it is taken.
B) damaging to the tissues and cells, especially if injected or taken in large quantities.
C) legal or illegal, and has the potential of causing permanent damage if it is ingested.
D) capable of making a person ill, at a minimum, and has a great chance of causing death. - ANSWERSA
A therapeutic dose of Valium simply relaxes one person, but causes severe central nervous system
depression in another patient. This is an example of:
A) synergism.
B) potentiation.
C) hypersensitivity.
D) an idiosyncrasy. - ANSWERSD
The bioavailability and excretion rate of a toxin are influenced by the:
A) amount of toxin and the relative speed at which it is metabolized.
B) type of toxin and the condition of the patient's underlying health.
C) route by which the toxin entered the body and the age of the patient.
D) the presence of other substances in the body at the time of exposure. - ANSWERSA
Management for an ingested poison focuses mainly on:
A) the prompt induction of vomiting.
B) administering a counteracting agent.
C) neutralizing the poison in the stomach.
D) treating the systemic effects that result. - ANSWERSC
,When poisoning occurs because of a toxic environment:
A) the patient typically does not present with symptoms for hours.
B) you are more likely to encounter more than one patient at the scene.
C) you should limit your exposure to the environment to less than 5 minutes.
D) exposure continues, even after the patient is removed from the environment. - ANSWERSB
From an anatomic and physiologic perspective, inhaled toxins:
A) generally provide a large window of opportunity for treatment.
B) quickly reach the alveoli and rapidly gain access to the circulatory system.
C) typically take between 15 and 20 minutes to exert a systemic effect.
D) often take several hours before clinical signs and symptoms manifest. - ANSWERSB
Clinical signs and symptoms following exposure to a toxin will manifest MOST rapidly if the patient:
A) is older than 70 years of age.
B) ingests a large quantity of toxin.
C) breathes in the toxic chemical.
D) is exposed by the injection route. - ANSWERSD
Which of the following toxins causes the MOST serious consequences when absorbed through the skin?
A) Dry lime
B) Poison oak
C) Pesticides
D) Sulfuric acid - ANSWERSC
Unlike an opioid, an opiate:
A) is a natural product derived from opium.
B) produces a distinctly different toxidrome.
C) is not reversed by naloxone administration.
D) is a synthetic, non-opium-derived narcotic. - ANSWERSA
, You would NOT expect a person using methamphetamine to present with:
A) insomnia.
B) bradypnea.
C) restlessness.
D) hypertension. - ANSWERSB
Exposure to sarin or tabun would result in:
A) hyperthermia.
B) pupillary dilation.
C) severe tachycardia.
D) excessive lacrimation. - ANSWERSD
Any sympathomimetic drug will cause:
A) ataxia.
B) tachycardia.
C) hallucinations.
D) hypothermia. - ANSWERSB
Which of the following drugs is classified as an anticholinergic?
A) Diazinon
B) Atropine
C) Thiopental
D) Phenylephrine - ANSWERSB
You would expect a person to be hypertensive and tachycardic following exposure to all of the following,
EXCEPT:
A) cocaine.
B) parathion.
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