RCES EXAM QUESTIONS WITH
COMPLETE SOLUTIONS
PR interval - CORRECT ANSWER✔✔-120 - 200 ms
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QRS interval - CORRECT ANSWER✔✔-< 100 ms
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QT interval - CORRECT ANSWER✔✔-< 400 ms
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QTc interval - CORRECT ANSWER✔✔-Measure of time between start of Q wave
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and end of T wave in cardiac cycle
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QTc interval (men) - CORRECT ANSWER✔✔-< 450 ms
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QTc interval (women) - CORRECT ANSWER✔✔-< 470 ms
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Basic Cycle Length (BCL) - CORRECT ANSWER✔✔-1000 - 600 ms aka 60-100 bpm
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PA interval - CORRECT ANSWER✔✔-25 - 55 ms
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AH interval - CORRECT ANSWER✔✔-55 - 125 ms
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, HBE interval - CORRECT ANSWER✔✔-< 30 ms
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HV interval - CORRECT ANSWER✔✔-35 - 55 ms
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QRS interval - CORRECT ANSWER✔✔-< 100 ms
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Triangle of Koch - CORRECT ANSWER✔✔-defined by the following structures
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within the right atrium: (1) The ostium of the coronary sinus, posteriorly; (2) the
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anterior-septal leaflet commissure; and (3) the tendon of Todaro (a tendinous
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structure connecting the valve of the inferior vena cava ostium to the central
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fibrous body), posteriorly.
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Thesbian valve - CORRECT ANSWER✔✔-a fold located at the ostium of the CS
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most posterior part of the heart - CORRECT ANSWER✔✔-left atrium
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crista terminalis - CORRECT ANSWER✔✔-seperates the trabeculated muscle from
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the smooth muscle in the right atrium
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Mobitz Type I (Wenckebach) - CORRECT ANSWER✔✔-progressive lengthening of
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PR interval until a beat is 'dropped' (P wave not followed by a QRS complex)
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usually asymptomatic |
Mobitz Type II - CORRECT ANSWER✔✔-2nd degree block
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COMPLETE SOLUTIONS
PR interval - CORRECT ANSWER✔✔-120 - 200 ms
| | | | | | |
QRS interval - CORRECT ANSWER✔✔-< 100 ms
| | | | | |
QT interval - CORRECT ANSWER✔✔-< 400 ms
| | | | | |
QTc interval - CORRECT ANSWER✔✔-Measure of time between start of Q wave
| | | | | | | | | | | |
and end of T wave in cardiac cycle
| | | | | | |
QTc interval (men) - CORRECT ANSWER✔✔-< 450 ms
| | | | | | |
QTc interval (women) - CORRECT ANSWER✔✔-< 470 ms
| | | | | | |
Basic Cycle Length (BCL) - CORRECT ANSWER✔✔-1000 - 600 ms aka 60-100 bpm
| | | | | | | | | | | |
PA interval - CORRECT ANSWER✔✔-25 - 55 ms
| | | | | | |
AH interval - CORRECT ANSWER✔✔-55 - 125 ms
| | | | | | |
, HBE interval - CORRECT ANSWER✔✔-< 30 ms
| | | | | |
HV interval - CORRECT ANSWER✔✔-35 - 55 ms
| | | | | | |
QRS interval - CORRECT ANSWER✔✔-< 100 ms
| | | | | |
Triangle of Koch - CORRECT ANSWER✔✔-defined by the following structures
| | | | | | | | | |
within the right atrium: (1) The ostium of the coronary sinus, posteriorly; (2) the
| | | | | | | | | | | | | |
anterior-septal leaflet commissure; and (3) the tendon of Todaro (a tendinous
| | | | | | | | | | |
structure connecting the valve of the inferior vena cava ostium to the central
| | | | | | | | | | | | |
fibrous body), posteriorly.
| |
Thesbian valve - CORRECT ANSWER✔✔-a fold located at the ostium of the CS
| | | | | | | | | | | |
most posterior part of the heart - CORRECT ANSWER✔✔-left atrium
| | | | | | | | |
crista terminalis - CORRECT ANSWER✔✔-seperates the trabeculated muscle from
| | | | | | | | |
the smooth muscle in the right atrium
| | | | | |
Mobitz Type I (Wenckebach) - CORRECT ANSWER✔✔-progressive lengthening of
| | | | | | | | |
PR interval until a beat is 'dropped' (P wave not followed by a QRS complex)
| | | | | | | | | | | | | | |
usually asymptomatic |
Mobitz Type II - CORRECT ANSWER✔✔-2nd degree block
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