Telemetry Test Questions with 100% Correct Answers Update
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Course
Telemetry
Institution
Telemetry
Telemetry Test Questions with 100% Correct Answers Update
Assessing new onset ST elevation - Answer -presence of pain, SOB, or discomfort
-check for lead placement accuracy
-position patient in supine position with HOB up 30" and reassess ST
-12 lead EKG and call MD
Why is measuring QTc i...
Telemetry Test Questions
with 100% Correct
Answers Update 2024-2025
Assessing new onset ST elevation - Answer ✔ -presence of pain, SOB, or discomfort
-check for lead placement accuracy
-position patient in supine position with HOB up 30" and reassess ST
-12 lead EKG and call MD
Why is measuring QTc important? - Answer ✔ B/c a prolonged QTc interval increases
the risk of developing a lethal dysrhythmia
ST segment may reflect myocardial injury or ischemia if? - Answer ✔ it deviates from
the isoelectric line and begins at the J point
SA Node rate - Answer ✔ 60-100bpm
AV node rate - Answer ✔ 40-60bpm
HIS-Purkinje system (ventricular) rate - Answer ✔ 20-40bpm
normal PR Interval - Answer ✔ 0.12-0.20 sec
normal QRS - Answer ✔ 0.06-0.11 sec
normal QTc - Answer ✔ <0.50 sec
prolonged QTc puts patient at risk for what? - Answer ✔ R on T/Torsades de Pointe
absolute refractory phase - Answer ✔ when a cell is in this phase it cannot accept
another impulse
Main electrolytes of cardiac physiology - Answer ✔ sodium and potassium (and
Magnesium)
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