Paramedics Cardiology & Resuscitation Questions and Answers

Question 1

A 62-year-old male presents with substernal chest pain.
A 12-lead EKG reveals ST-segment elevation of 3 mm in leads II, III, and aVF.
Which coronary artery is most likely occluded, and what is a primary prehospital treatment goal?

Accepted Answer

Right Coronary Artery (RCA); Rapid transport to a PCI-capable facility.

Answer

Left Anterior Descending (LAD); Administration of furosemide.

Answer

Circumflex Artery; Initiation of therapeutic hypothermia.

Answer

Posterior Descending Artery (PDA); Administration of sodium bicarbonate.

Question 2

According to the most recent AHA guidelines, what is the target range for oxygen saturation (SpO2) in an adult patient who has achieved Return of Spontaneous Circulation (ROSC) after cardiac arrest?

Accepted Answer

92% - 98%

Answer

100% at all times to maximize oxygen delivery.

Answer

88% - 92%

Answer

90% - 94%

Question 3

A 45-year-old female presents with a regular, narrow-complex tachycardia at a rate of 180/min. She is pale, diaphoretic, and has a blood pressure of 78/50 mmHg. Which of the following is the most appropriate initial intervention?

Accepted Answer

Perform synchronized cardioversion.

Answer

Administer a 6 mg rapid IV push of Adenosine.

Answer

Attempt vagal maneuvers, such as the Valsalva maneuver.

Answer

Administer a 150 mg bolus of Amiodarone over 10 minutes.

Question 4

You are treating an 80-year-old male with a history of a previous MI who is complaining of dizziness and weakness. His heart rate is 38/min, BP is 82/54 mmHg, and an EKG shows a third-degree AV block. Atropine has been administered with no change in his condition. What is the most appropriate next step?

Accepted Answer

Initiate transcutaneous pacing (TCP).

Answer

Administer an additional dose of Atropine.

Answer

Administer a fluid bolus of 500 mL normal saline.

Answer

Administer Amiodarone 150 mg IV.

Question 5

When assessing an unresponsive patient with a Left Ventricular Assist Device (LVAD), which finding is considered normal and should NOT be misinterpreted as a sign of poor perfusion or death?

Accepted Answer

A loud, continuous humming sound over the precordium.

Answer

A palpable radial or carotid pulse.

Answer

A blood pressure reading of 120/80 mmHg via automated cuff.

Answer

A heart rate of 0 on the cardiac monitor.

Question 6

You are leading the resuscitation of a 6-year-old child in ventricular fibrillation. Which of the following is the correct initial energy dose for defibrillation using a manual defibrillator?

Accepted Answer

2 J/kg

Answer

8 J/kg

Answer

A fixed dose of 100 J

Answer

0.5 J/kg

A 62-year-old male presents with substernal chest pain.A 12-lead EKG reveals ST-segment elevation of 3 mm in leads II, III, and aVF.Which coronary artery is most likely occluded, and what is a primary prehospital treatment goal?

A 62-year-old male presents with substernal chest pain.
A 12-lead EKG reveals ST-segment elevation of 3 mm in leads II, III, and aVF.
Which coronary artery is most likely occluded, and what is a primary prehospital treatment goal?