Answers | Latest Version | 2025/2026 |
Correct & Verified
What is the maximum number of doses of nitroglycerin an EMT can assist a patient with,
according to most local protocols?
✔✔ Three doses, spaced five minutes apart if chest pain persists and systolic BP remains
adequate.
Which vital sign must be checked before assisting with nitroglycerin?
✔✔ Blood pressure.
Why should nitroglycerin not be given if the patient’s systolic blood pressure is below 90
mmHg?
✔✔ It can cause dangerous hypotension.
What is the action of epinephrine when used for anaphylaxis?
✔✔ It constricts blood vessels and opens airways.
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, When should you administer activated charcoal?
✔✔ When a patient has recently ingested a toxin and is awake and able to swallow.
What is the main reason oxygen is administered to patients in EMS?
✔✔ To increase oxygen delivery to tissues.
What medication is used to reverse the effects of opioid overdose?
✔✔ Naloxone (Narcan).
What route is most commonly used for EMT-administered naloxone?
✔✔ Intranasal.
What must be present before assisting a patient with their prescribed epinephrine auto-injector?
✔✔ Signs of severe allergic reaction with airway involvement or hypotension.
What is the usual dose for a single adult epinephrine auto-injector?
✔✔ 0.3 mg.
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