Exam (elaborations)

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...

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Uploaded on September 16, 2024
Number of pages 4
Written in 2024/2025
Type Exam (elaborations)
Contains Questions & answers

telemetry
telemetry test
telemetry test questions with 100 correct answers
assessing new onset st elevation

Institution Telemetry
Course Telemetry

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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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