#1
In cardiac arrest, what does 'PEA' stand for?
Pulseless Electrical Activity
Pulmonary Embolism Arrest
Pacemaker Electrical Activation
Primary Electrical Arrhythmia
#2
Which of the following is a common symptom of cardiac arrest?
Chest pain
Shortness of breath
Nausea
Loss of consciousness
#3
What is the first step in the management of a witnessed cardiac arrest?
Administer epinephrine
Begin chest compressions
Activate emergency medical services (EMS)
Check for a pulse
#4
What is the term used to describe an abnormal rhythm originating from the atria of the heart?
Ventricular Tachycardia
Atrial Fibrillation
Sinus Tachycardia
Junctional Rhythm
#5
Which cardiac arrest rhythm is characterized by a chaotic, irregular pattern on the ECG?
Ventricular Tachycardia
Ventricular Fibrillation
Asystole
Sinus Bradycardia
#6
What is the most common cause of ventricular fibrillation in adults?
Hypertension
Coronary artery disease
Heart failure
Valvular heart disease
#7
What is the recommended depth of chest compressions in adult CPR?
2 inches (5 cm)
1 inch (2.5 cm)
3 inches (7.5 cm)
4 inches (10 cm)
#8
Which rhythm is characterized by a regular but very slow heart rate on the ECG?
Ventricular Tachycardia
Sinus Bradycardia
Atrial Fibrillation
Supraventricular Tachycardia
#9
Which of the following rhythms is considered a shockable rhythm in cardiac arrest?
Asystole
Pulseless Electrical Activity (PEA)
Sinus Bradycardia
Ventricular Fibrillation
#10
Which medication is commonly used in the management of ventricular fibrillation or pulseless ventricular tachycardia?
Atropine
Adenosine
Epinephrine
Amiodarone
#11
What is the primary cause of asystole in cardiac arrest cases?
Hypoxia
Hyperkalemia
Hypovolemia
Hypothermia
#12
Which of the following is a reversible cause of cardiac arrest?
Myocardial infarction
Tension pneumothorax
Coronary artery disease
Atrial fibrillation
#13
What is the primary cause of ventricular tachycardia?
Myocardial infarction
Hypovolemia
Coronary artery disease
Hyperkalemia
#14
Which medication is used as the first-line treatment for symptomatic bradycardia?
Atropine
Epinephrine
Amiodarone
Adenosine