ECHELON EXAM|QUESTIONS AND VERIFIED ANSWERS|NEW UPDATE
2026/2027|GRADED A+
PR interval
CORRECT|ANSWER
less than 0.20
QRS
CORRECT|ANSWER
less than 0.12
QT interval
CORRECT|ANSWER
less than 0.44
if QRS is narrow
CORRECT|ANSWER
it is an ATRIAL issue
if QRS is wide and wonky
CORRECT|ANSWER
it is a VENTRICULAR issue
sinus brady
, CORRECT|ANSWER
atropine, pace
sinus tachy
CORRECT|ANSWER
treat the underlying cause
sinus block
CORRECT|ANSWER
monitor
sinus arrest
CORRECT|ANSWER
pacemaker, atropine
PAC
CORRECT|ANSWER
check electrolytes and O2
a flutter
CORRECT|ANSWER
control the rate then anti coagulate
2026/2027|GRADED A+
PR interval
CORRECT|ANSWER
less than 0.20
QRS
CORRECT|ANSWER
less than 0.12
QT interval
CORRECT|ANSWER
less than 0.44
if QRS is narrow
CORRECT|ANSWER
it is an ATRIAL issue
if QRS is wide and wonky
CORRECT|ANSWER
it is a VENTRICULAR issue
sinus brady
, CORRECT|ANSWER
atropine, pace
sinus tachy
CORRECT|ANSWER
treat the underlying cause
sinus block
CORRECT|ANSWER
monitor
sinus arrest
CORRECT|ANSWER
pacemaker, atropine
PAC
CORRECT|ANSWER
check electrolytes and O2
a flutter
CORRECT|ANSWER
control the rate then anti coagulate