EKG EXAM NYU LANGONE EXAM WITH
CORRECT ANSWERS
1. 2025
A delayed conduction of the AV node is manifested by a.prolonged PR
a: interval
a. prolonged PR interval
b. widened QRS
c. inverted P wave
d. absence of a P wave
2. Which of the following waveforms represent the elec-
trical eventthat shouldinitiateventricularcontraction?
Q
R
3. What is the normal range of the PR S0.12-
interval? c0.20
4. What is the normal length of the QRS obelow
interval? m0.12
5. What bpm rate is Sinus Tachycardia on a strip? p 101-
160 bpm l
e
x
6. Which of the following describes a cells ability to spon-
automaticity taneously generate an impulse?
7. Which nodeindependentlyconducts arate of 40-60 in
AVnode an adult patient?
8. Which node independently conducts a rate of 60-100 in SA node 'the
an adult patient? pacemaker of the
heart'
9. What does the T-wave ventricle
represent? repolarization
10. What is the normal PQRS 1:1
ratio?
11. What is the rate on a strip for sinus less than 60
bradycardia? bpm
12. How do you calculate the rate on a multiply the number
strip? of QRS's by 10
1/
9
, EKG EXAM NYU LANGONE EXAM WITH
CORRECT ANSWERS
2025 *pay attention to marks
on strip to count
right*
13. How to differentiate between normal sinus rhythm the distance between
and sinus arrhythmia each R
(peakinQRSwave)isdif-
ferent and NOT the
14. the activation of BLANK system causes in a release in same within a strip
sympathetic nervous
epinephrine which results in an increase in heart rate, sys-
tem blood pressure, and cardiac output
15. the QRS on an EKG corresponds to which of the follow- a.
ventricular depolariza-
ing electrical events: tio
a. ventricular depolarization n
b. ventricular repolarization
c. atrial repolarization
d. atrial depolarization
16. Inefective atrial contractions are associated with which d. atrial
fibrillation rhythm
a. normal sinus with PAC
b. normal sinus with PVC
c. ventricular fibrillation
d. atrial fibrillation
17. How can you tell a strip with normal sinus rhythm with The P wave comes
EARLY. PAC (premature atrial contraction is occurring)?
P waves occur
when the
atria contracts
followed by the
QRS and T waves. You
2/ know a PAC is
9
occurring when the
PQRST segment
CORRECT ANSWERS
1. 2025
A delayed conduction of the AV node is manifested by a.prolonged PR
a: interval
a. prolonged PR interval
b. widened QRS
c. inverted P wave
d. absence of a P wave
2. Which of the following waveforms represent the elec-
trical eventthat shouldinitiateventricularcontraction?
Q
R
3. What is the normal range of the PR S0.12-
interval? c0.20
4. What is the normal length of the QRS obelow
interval? m0.12
5. What bpm rate is Sinus Tachycardia on a strip? p 101-
160 bpm l
e
x
6. Which of the following describes a cells ability to spon-
automaticity taneously generate an impulse?
7. Which nodeindependentlyconducts arate of 40-60 in
AVnode an adult patient?
8. Which node independently conducts a rate of 60-100 in SA node 'the
an adult patient? pacemaker of the
heart'
9. What does the T-wave ventricle
represent? repolarization
10. What is the normal PQRS 1:1
ratio?
11. What is the rate on a strip for sinus less than 60
bradycardia? bpm
12. How do you calculate the rate on a multiply the number
strip? of QRS's by 10
1/
9
, EKG EXAM NYU LANGONE EXAM WITH
CORRECT ANSWERS
2025 *pay attention to marks
on strip to count
right*
13. How to differentiate between normal sinus rhythm the distance between
and sinus arrhythmia each R
(peakinQRSwave)isdif-
ferent and NOT the
14. the activation of BLANK system causes in a release in same within a strip
sympathetic nervous
epinephrine which results in an increase in heart rate, sys-
tem blood pressure, and cardiac output
15. the QRS on an EKG corresponds to which of the follow- a.
ventricular depolariza-
ing electrical events: tio
a. ventricular depolarization n
b. ventricular repolarization
c. atrial repolarization
d. atrial depolarization
16. Inefective atrial contractions are associated with which d. atrial
fibrillation rhythm
a. normal sinus with PAC
b. normal sinus with PVC
c. ventricular fibrillation
d. atrial fibrillation
17. How can you tell a strip with normal sinus rhythm with The P wave comes
EARLY. PAC (premature atrial contraction is occurring)?
P waves occur
when the
atria contracts
followed by the
QRS and T waves. You
2/ know a PAC is
9
occurring when the
PQRST segment
