CRAT UPDATED ACTUAL EXAM QUESTIONS CORRECT ANSWERS GRADED A PLUS
Question:
Potassium and __________ are needed in order for the heart to function normally
Answer:
Calcium
Question:
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
Question:
As an electrical current travels toward the negative pole on an ecg, the waveform defects in which
direction?
Answer:
Downward
Question:
late ventricular depolarization is represented by?
Answer:
S wave
Question:
,Why is the left side of the heart thicker than the right?
Answer:
It pumps blood back to all the parts of the body
Question:
What starts at the beginning of the p wave and stops at the begging of the QRS complex?
Answer:
PR interval
Question:
A common cause of artificial on a cardiac rhythm strip would be considered?
Answer:
Somatic tremors
Question:
How many leads does a 24 hour holter monitor have?
Answer:
5
Question:
If there is a preconfigured group of orders which are commonly ordered together for a specific
diagnosis or condition would be?
Answer:
Order set
Question:
A single chamber pacemaker has one lead inserted into either the right atrium or?
, Answer:
Right ventricle
Question:
If a patient is experiencing ventricular fibrillation where in the heart would the electrical impulses
come from?
Answer:
Many different foci
Question:
What condition would be a biventricualr pacer typically be used for?
Answer:
Pre cardiac transplant patients
Question:
The heart activity that begins with atrial depolarization and ends with the start of ventricular
depolarization is know as?
Answer:
PR interval
Question:
If the T wave is bumpy instead of smooth what might it indicate?
Answer:
Hidden p wave
Question:
paroxysmal atrial tachycardia commonly follows?
Question:
Potassium and __________ are needed in order for the heart to function normally
Answer:
Calcium
Question:
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
Question:
As an electrical current travels toward the negative pole on an ecg, the waveform defects in which
direction?
Answer:
Downward
Question:
late ventricular depolarization is represented by?
Answer:
S wave
Question:
,Why is the left side of the heart thicker than the right?
Answer:
It pumps blood back to all the parts of the body
Question:
What starts at the beginning of the p wave and stops at the begging of the QRS complex?
Answer:
PR interval
Question:
A common cause of artificial on a cardiac rhythm strip would be considered?
Answer:
Somatic tremors
Question:
How many leads does a 24 hour holter monitor have?
Answer:
5
Question:
If there is a preconfigured group of orders which are commonly ordered together for a specific
diagnosis or condition would be?
Answer:
Order set
Question:
A single chamber pacemaker has one lead inserted into either the right atrium or?
, Answer:
Right ventricle
Question:
If a patient is experiencing ventricular fibrillation where in the heart would the electrical impulses
come from?
Answer:
Many different foci
Question:
What condition would be a biventricualr pacer typically be used for?
Answer:
Pre cardiac transplant patients
Question:
The heart activity that begins with atrial depolarization and ends with the start of ventricular
depolarization is know as?
Answer:
PR interval
Question:
If the T wave is bumpy instead of smooth what might it indicate?
Answer:
Hidden p wave
Question:
paroxysmal atrial tachycardia commonly follows?
