CRAT EXAM QUESTIONS AND ANSWERS
ACTUAL EXAM PAPER 2026 COMPLETE
SOLUTIONS GRADED A+
⩥ Premature atrial contractions are rarely dangerous but with what
condition could this be an early sign of heart failure or electrolyte
imbalance? Answer: Acute myocardial infarction
⩥ As an electrical current travels toward the negative pole on an ecg, the
waveform defects in which direction? Answer: Downward
⩥ late ventricular depolarization is represented by? Answer: S wave
⩥ Why is the left side of the heart thicker than the right? Answer: It
pumps blood back to all the parts of the body
⩥ What starts at the beginning of the p wave and stops at the begging of
the QRS complex? Answer: PR interval
⩥ A common cause of artificial on a cardiac rhythm strip would be
considered? Answer: Somatic tremors
⩥ How many leads does a 24 hour holter monitor have? Answer: 5
,⩥ If there is a preconfigured group of orders which are commonly
ordered together for a specific diagnosis or condition would be? Answer:
Order set
⩥ A single chamber pacemaker has one lead inserted into either the right
atrium or? Answer: Right ventricle
⩥ If a patient is experiencing ventricular fibrillation where in the heart
would the electrical impulses come from? Answer: Many different foci
⩥ What condition would be a biventricualr pacer typically be used for?
Answer: Pre cardiac transplant patients
⩥ The heart activity that begins with atrial depolarization and ends with
the start of ventricular depolarization is know as? Answer: PR interval
⩥ If the T wave is bumpy instead of smooth what might it indicate?
Answer: Hidden p wave
⩥ paroxysmal atrial tachycardia commonly follows? Answer: Premature
atrial contractions
, ⩥ Atrial standstill is called________ if only one or two beats are not
formed Answer: Sinus pause
⩥ True or False
SA node failure could cause sinus arrest Answer: True
⩥ What acts as a safety mechanism to protect the heart from ventricular
standstill? Answer: Idioventricular rhythms
⩥ What can occur with coronary artery disease, cardiomyopathy, cor
pulmonale, and pulmonary embolism? Answer: Right bundle branch
block
⩥ What color is the chest lead? Answer: Brown
⩥ What could be administered to a patient to correct a junctional escape
rhythm? Answer: Atropine
⩥ Impulses causing depolarization twice in a row in a faster than normal
rate are referred to as which of the following? Answer: Re-entry events
⩥ vagal maneuvers and medications such as which of the following can
be employed to slow the heart rate on symptomatic junctional
tachycardia patients? Answer: Adenosine
ACTUAL EXAM PAPER 2026 COMPLETE
SOLUTIONS GRADED A+
⩥ Premature atrial contractions are rarely dangerous but with what
condition could this be an early sign of heart failure or electrolyte
imbalance? Answer: Acute myocardial infarction
⩥ As an electrical current travels toward the negative pole on an ecg, the
waveform defects in which direction? Answer: Downward
⩥ late ventricular depolarization is represented by? Answer: S wave
⩥ Why is the left side of the heart thicker than the right? Answer: It
pumps blood back to all the parts of the body
⩥ What starts at the beginning of the p wave and stops at the begging of
the QRS complex? Answer: PR interval
⩥ A common cause of artificial on a cardiac rhythm strip would be
considered? Answer: Somatic tremors
⩥ How many leads does a 24 hour holter monitor have? Answer: 5
,⩥ If there is a preconfigured group of orders which are commonly
ordered together for a specific diagnosis or condition would be? Answer:
Order set
⩥ A single chamber pacemaker has one lead inserted into either the right
atrium or? Answer: Right ventricle
⩥ If a patient is experiencing ventricular fibrillation where in the heart
would the electrical impulses come from? Answer: Many different foci
⩥ What condition would be a biventricualr pacer typically be used for?
Answer: Pre cardiac transplant patients
⩥ The heart activity that begins with atrial depolarization and ends with
the start of ventricular depolarization is know as? Answer: PR interval
⩥ If the T wave is bumpy instead of smooth what might it indicate?
Answer: Hidden p wave
⩥ paroxysmal atrial tachycardia commonly follows? Answer: Premature
atrial contractions
, ⩥ Atrial standstill is called________ if only one or two beats are not
formed Answer: Sinus pause
⩥ True or False
SA node failure could cause sinus arrest Answer: True
⩥ What acts as a safety mechanism to protect the heart from ventricular
standstill? Answer: Idioventricular rhythms
⩥ What can occur with coronary artery disease, cardiomyopathy, cor
pulmonale, and pulmonary embolism? Answer: Right bundle branch
block
⩥ What color is the chest lead? Answer: Brown
⩥ What could be administered to a patient to correct a junctional escape
rhythm? Answer: Atropine
⩥ Impulses causing depolarization twice in a row in a faster than normal
rate are referred to as which of the following? Answer: Re-entry events
⩥ vagal maneuvers and medications such as which of the following can
be employed to slow the heart rate on symptomatic junctional
tachycardia patients? Answer: Adenosine
