KAISER EKG NEWEST EXAM 2025-2026
QUESTIONS AND CORRECT ANSWERS |
A+ GRADE VERIFIED ANSWERS
Which valves are classified as the atrioventricular valves?
Mitral and pulmonic
Mitral and tricuspid
Pulmonic and aortic
Tricuspid and aortic Correct Answer Mitral and tricuspid
What allows the cardiac cells to transmit an electrical
impulse?
Automaticity
Conductivity
Contractility
Excitability Correct Answer Conductivity
Along with Lead II, what is Lead III most helpful for
monitoring?
Anterior wall
Changes associated with inferior wall myocardial infarction
QRS complexes
Ventricular function Correct Answer Changes associated
with inferior wall myocardial infarction
What interval measurement represents the complete
refractory period?
P wave to T wave
P wave to ST segment
,QRS wave to next P wave
QRS to peak of the T wave Correct Answer QRS to peak
of the T wave
What is the first step in preparation of the patient for ECG
monitoring?
Do not prepare patient skin before applying leads
Reassure patient and maintain privacy
Turn on the monitor so the alarm sounds
Undress the patient and apply leads Correct Answer
Reassure patient and maintain privacy
Which of the following is an important electrolyte that
affects cardiac function?
Chloride
Glucose
Phosphorus
Potassium Correct Answer Potassium
When the parasympathetic nerve fibers are stimulated,
what is released?
Acetylcholine
Adrenaline
Norepinephrine
Vagal Correct Answer Acetylcholine
The ECG produces an upright pattern on the paper in
response to what?
Electricity flowing away from a negative electrode
Electricity flowing diagnonal
,Electricity flowing from the heart towards a positive
electrode
Non-electricity flowing backwards Correct Answer
Electricity flowing from the heart towards a positive
electrode
What electrolyte is important in cardiac muscle
contraction?
Calcium
Chloride
Glucose
Phosphorus Correct Answer Calcium
What is the normal measurement for the QRS complex?
0.04 to 0.12 seconds
0.04 to 0.10 seconds
0.10 to 0.24 seconds
0.14 to 0.20 seconds Correct Answer 0.04 to 0.10
seconds
The ECG stylus produces an isoelectric line in response to
what?
Balanced electrical force field
Hemi block
Normal rhythm
Sinus node arrhythmia Correct Answer Balanced electrical
force field
Of the following locations, what is the best area to position
electrodes?
Bony prominences
, Skin folds
Soft tissue
Thick muscles Correct Answer Soft tissue
Which of the following cells are responsible for
spontaneous generation and conduction of electrical
impulses?
Myocardial cells
Muscle cells
Pacer cells
Working cells Correct Answer Pacer cells
What is the most common reason for the alarm to sound
during an ECG procedure?
Abnormal cardiac rhythm
Loosening of a leadwire
Myocardial infarction
Patient motion artifact Correct Answer Loosening of a
leadwire
The QRS complex in the modified chest lead 1 (MCL1)
can be negative and still be normal.
True
False Correct Answer True
What does five large boxes, each consisting of five small
boxes, represent on ECG paper?
1 second
3 seconds
5 seconds
10 seconds Correct Answer 1 second
QUESTIONS AND CORRECT ANSWERS |
A+ GRADE VERIFIED ANSWERS
Which valves are classified as the atrioventricular valves?
Mitral and pulmonic
Mitral and tricuspid
Pulmonic and aortic
Tricuspid and aortic Correct Answer Mitral and tricuspid
What allows the cardiac cells to transmit an electrical
impulse?
Automaticity
Conductivity
Contractility
Excitability Correct Answer Conductivity
Along with Lead II, what is Lead III most helpful for
monitoring?
Anterior wall
Changes associated with inferior wall myocardial infarction
QRS complexes
Ventricular function Correct Answer Changes associated
with inferior wall myocardial infarction
What interval measurement represents the complete
refractory period?
P wave to T wave
P wave to ST segment
,QRS wave to next P wave
QRS to peak of the T wave Correct Answer QRS to peak
of the T wave
What is the first step in preparation of the patient for ECG
monitoring?
Do not prepare patient skin before applying leads
Reassure patient and maintain privacy
Turn on the monitor so the alarm sounds
Undress the patient and apply leads Correct Answer
Reassure patient and maintain privacy
Which of the following is an important electrolyte that
affects cardiac function?
Chloride
Glucose
Phosphorus
Potassium Correct Answer Potassium
When the parasympathetic nerve fibers are stimulated,
what is released?
Acetylcholine
Adrenaline
Norepinephrine
Vagal Correct Answer Acetylcholine
The ECG produces an upright pattern on the paper in
response to what?
Electricity flowing away from a negative electrode
Electricity flowing diagnonal
,Electricity flowing from the heart towards a positive
electrode
Non-electricity flowing backwards Correct Answer
Electricity flowing from the heart towards a positive
electrode
What electrolyte is important in cardiac muscle
contraction?
Calcium
Chloride
Glucose
Phosphorus Correct Answer Calcium
What is the normal measurement for the QRS complex?
0.04 to 0.12 seconds
0.04 to 0.10 seconds
0.10 to 0.24 seconds
0.14 to 0.20 seconds Correct Answer 0.04 to 0.10
seconds
The ECG stylus produces an isoelectric line in response to
what?
Balanced electrical force field
Hemi block
Normal rhythm
Sinus node arrhythmia Correct Answer Balanced electrical
force field
Of the following locations, what is the best area to position
electrodes?
Bony prominences
, Skin folds
Soft tissue
Thick muscles Correct Answer Soft tissue
Which of the following cells are responsible for
spontaneous generation and conduction of electrical
impulses?
Myocardial cells
Muscle cells
Pacer cells
Working cells Correct Answer Pacer cells
What is the most common reason for the alarm to sound
during an ECG procedure?
Abnormal cardiac rhythm
Loosening of a leadwire
Myocardial infarction
Patient motion artifact Correct Answer Loosening of a
leadwire
The QRS complex in the modified chest lead 1 (MCL1)
can be negative and still be normal.
True
False Correct Answer True
What does five large boxes, each consisting of five small
boxes, represent on ECG paper?
1 second
3 seconds
5 seconds
10 seconds Correct Answer 1 second
