Cardiac Arrest and Resuscitation
Help Questions
NREMT: AEMT Level › Cardiac Arrest and Resuscitation
A 55-year-old male collapses at a stadium concourse. Bystanders begin CPR. He has a history of hypertension and prior MI. EMS arrives, confirms arrest, and attaches the AED. You coordinate compressions and ventilations, switching compressors every 2 minutes. You ensure the AED is used promptly, and you follow prompts for rhythm analysis and shock delivery. You base decisions on AHA BLS adult recommendations for early AED use and minimizing CPR interruptions.
When should the AED be utilized during a resuscitation attempt?
Only if the patient has a known history of heart disease
Only once the patient has been ventilated for at least 1 minute
As soon as it is available, then follow prompts for analysis and shocks
After two full rounds of CPR, then analyze rhythm
Explanation
This question tests AEMT-level skills in cardiac arrest and resuscitation management, focusing on AED deployment timing. Cardiac arrest requires immediate and effective interventions such as CPR and defibrillation, following current clinical guidelines. In the scenario provided, EMS responders must quickly assess the situation, initiate CPR, and use an AED to increase survival chances. The correct answer reflects immediate AED use when available. A common distractor is arbitrary CPR delays before analysis. Teaching strategies include AED integration drills, minimizing pause techniques, and AHA adult BLS protocols.
A witnessed arrest occurs in a public place: a 55-year-old male collapses at a shopping mall. He has a history of coronary artery disease and is a smoker. Bystander CPR is in progress when EMS arrives. You confirm unresponsiveness, apnea, and pulselessness. You take over compressions while your partner applies AED pads and prepares the BVM. The AED advises a shock. You clear the patient, deliver the shock, and immediately resume compressions. You follow AHA BLS adult guidance emphasizing early defibrillation and minimal interruptions.
Which intervention is most critical in the first few minutes of cardiac arrest?
High-quality CPR and early defibrillation when indicated
Checking for signs of stroke before compressions
Transporting immediately without using the AED
Administering aspirin and obtaining a pain scale
Explanation
This question tests AEMT-level skills in cardiac arrest and resuscitation management, focusing on immediate priorities. Cardiac arrest requires immediate and effective interventions such as CPR and defibrillation, following current clinical guidelines. In the scenario provided, EMS responders must quickly assess the situation, initiate CPR, and use an AED to increase survival chances. The correct answer reflects high-quality CPR and defibrillation as most critical. A common distractor is transport without AED, forgoing on-scene care. Teaching strategies include witnessed arrest simulations, emphasis on early interventions, and AHA BLS reviews.
An unwitnessed arrest at home involves a 68-year-old female with a history of coronary artery disease and hypertension. She is unresponsive, apneic, and pulseless. You begin CPR and apply the AED. Your partner prepares the BVM and oxygen. You ensure compressions are performed at the correct adult rate and depth and that pauses are minimized. You rotate compressors every 2 minutes. You follow current AHA BLS adult guidance for high-quality CPR.
What is the appropriate rate and depth for compressions during CPR for an adult?
120–140/min and at least 3 inches (7.5 cm)
80–100/min and at least 1 inch (2.5 cm)
100–120/min and at least 2 inches (5 cm)
60–80/min and at least 2 inches (5 cm)
Explanation
This question tests AEMT-level skills in cardiac arrest and resuscitation management, focusing on adult compression quality. Cardiac arrest requires immediate and effective interventions such as CPR and defibrillation, following current clinical guidelines. In the scenario provided, EMS responders must quickly assess the situation, initiate CPR, and use an AED to increase survival chances. The correct answer reflects 100-120/min at least 2 inches for effective adult CPR. A common distractor is excessive rates or depths, risking injury. Teaching strategies include compression metric training, fatigue management, and AHA adult BLS protocol reviews.
A 7-year-old collapses during a basketball game at school. Staff begins CPR and brings an AED. The child has no known medical problems. EMS arrives and confirms the child is unresponsive, not breathing normally, and pulseless. You continue CPR while the AED is powered on. Pediatric pads are available; you place them so they do not touch. You clear the patient during analysis and shock delivery, then resume compressions immediately. You follow AHA pediatric BLS guidance prioritizing high-quality CPR and early defibrillation when advised.
When should the AED be utilized during a resuscitation attempt?
Only after you attempt rescue breaths for 5 minutes
After 2 minutes of CPR, regardless of availability
Only if the patient is an adult and collapse is witnessed
As soon as it is available, then follow prompts with minimal CPR interruptions
Explanation
This question tests AEMT-level skills in cardiac arrest and resuscitation management, focusing on AED use in pediatric arrests. Cardiac arrest requires immediate and effective interventions such as CPR and defibrillation, following current clinical guidelines. In the scenario provided, EMS responders must quickly assess the situation, initiate CPR, and use an AED to increase survival chances. The correct answer reflects applying the AED as soon as available with pediatric pads. A common distractor is imposing arbitrary delays like CPR rounds, which can reduce survival odds. Teaching strategies include pediatric AED simulations, pad placement practice, and studying AHA pediatric BLS protocols.
A 55-year-old male collapses at a movie theater. Bystanders initiate CPR. He has a history of type 2 diabetes and high cholesterol. EMS arrives to find CPR in progress; the patient is unresponsive, apneic, and pulseless. You take over compressions and ensure proper hand placement on the center of the chest, maintain a consistent rate, and allow full recoil. Your partner prepares the AED and BVM. You coordinate to keep pauses under 10 seconds for rhythm checks and shock delivery. You follow AHA BLS adult guidance emphasizing compression quality and minimal interruptions.
What is the appropriate rate and depth for compressions during CPR for an adult?
70–90/min and at least 2 inches (5 cm)
120–140/min and about 1 inch (2.5 cm)
90–110/min and about 1.5 inches (4 cm)
100–120/min and at least 2 inches (5 cm)
Explanation
This question tests AEMT-level skills in cardiac arrest and resuscitation management, focusing on adult compression standards. Cardiac arrest requires immediate and effective interventions such as CPR and defibrillation, following current clinical guidelines. In the scenario provided, EMS responders must quickly assess the situation, initiate CPR, and use an AED to increase survival chances. The correct answer reflects the guideline of 100-120 per minute at least 2 inches deep for optimal perfusion. A common distractor is confusing rates or depths with pediatric standards, leading to ineffective CPR. Teaching strategies include CPR quality workshops, using manikins with metrics, and referencing AHA adult BLS updates.
A 55-year-old male collapses in a public library. He has a known history of hyperlipidemia and prior stent placement. Bystanders report he complained of chest pressure and became pale before collapsing. CPR is initiated by a trained bystander. EMS arrives and finds him unresponsive, not breathing normally, and pulseless. You take over compressions while your partner prepares the AED. You ensure compressions are at the recommended adult rate with full recoil, and you avoid excessive ventilation with the BVM. You coordinate roles, rotate compressors every 2 minutes, and follow current AHA BLS adult guidelines for compression quality and minimizing pauses.
What is the appropriate rate and depth for compressions during CPR for an adult?
100–120/min and at least 2 inches (5 cm)
60–80/min and about 1 inch (2.5 cm)
120–140/min and at least 3 inches (7.5 cm)
80–100/min and about 1 inch (2.5 cm)
Explanation
This question tests AEMT-level skills in cardiac arrest and resuscitation management, focusing on compression rate and depth for adults. Cardiac arrest requires immediate and effective interventions such as CPR and defibrillation, following current clinical guidelines. In the scenario provided, EMS responders must quickly assess the situation, initiate CPR, and use an AED to increase survival chances. The correct answer reflects the standard of 100-120 compressions per minute at least 2 inches deep, ensuring effective circulation. A common distractor is selecting slower rates or shallower depths, which reduce CPR efficacy. Teaching strategies include hands-on CPR practice with feedback devices, understanding physiological rationale for compression quality, and staying updated with AHA BLS adult guidelines.
An unwitnessed arrest occurs at home. A 68-year-old female with a history of stroke and hypertension is found unresponsive. On EMS arrival, she has agonal breathing and no pulse. You begin CPR. Your partner prepares the BVM and oxygen. You ensure compressions are continuous with minimal pauses and coordinate ventilation to avoid excessive breaths. You apply the AED as soon as possible and follow prompts. You base actions on AHA BLS adult cardiac arrest sequence: immediate CPR, early AED use, and reassessment at appropriate intervals.
Which intervention is most critical in the first few minutes of cardiac arrest?
Checking pupil response and documenting GCS first
High-quality CPR and early defibrillation when indicated
Obtaining a detailed medication list from family
Establishing an IV line before starting compressions
Explanation
This question tests AEMT-level skills in cardiac arrest and resuscitation management, focusing on early critical actions. Cardiac arrest requires immediate and effective interventions such as CPR and defibrillation, following current clinical guidelines. In the scenario provided, EMS responders must quickly assess the situation, initiate CPR, and use an AED to increase survival chances. The correct answer reflects prioritizing high-quality CPR and defibrillation over non-essential tasks. A common distractor is focusing on history or assessments first, delaying resuscitation. Teaching strategies include timed response drills, prioritizing BLS steps, and aligning with AHA guidelines.
A 55-year-old male collapses while walking in a transit station. He has a history of hypertension and obesity. Bystander CPR is started. EMS arrives and confirms cardiac arrest. You ensure compressions are deep enough and at the correct rate, limit pauses for AED analysis, and coordinate ventilations with a BVM. You rotate compressors every 2 minutes to reduce fatigue. You follow AHA BLS adult guidelines for compression quality and teamwork during resuscitation.
What is the appropriate rate and depth for compressions during CPR for an adult?
100–120/min and at least 2 inches (5 cm)
60–80/min and about 2 inches (5 cm)
100–120/min and about 1 inch (2.5 cm)
80–100/min and at least 2 inches (5 cm)
Explanation
This question tests AEMT-level skills in cardiac arrest and resuscitation management, focusing on compression parameters. Cardiac arrest requires immediate and effective interventions such as CPR and defibrillation, following current clinical guidelines. In the scenario provided, EMS responders must quickly assess the situation, initiate CPR, and use an AED to increase survival chances. The correct answer reflects the adult standard of 100-120/min at least 2 inches deep. A common distractor is lower rates or depths, compromising circulation. Teaching strategies include feedback-enabled CPR training, physiological explanations, and AHA guideline familiarity.