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Exam (elaborations)

BAMC Basic Telemetry Testing Questions And Answers

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BAMC Basic Telemetry Testing Questions And Answers Causes of sinus bradycardia Vagal stimulation, sleep apnea, hyperkalemia, increased ICP, hypothermia, SA node damage, drugs Sinus arrhythmia A sinus rhythm in which the rate varies with respiration causing an irregular rhythm Sinus arrest/...

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  • October 26, 2024
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  • Exam (elaborations)
  • Questions & answers
  • Telemetry
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BAMC Basic Telemetry Testing Questions
And Answers

Causes of sinus bradycardia Vagal stimulation, sleep apnea, hyperkalemia, increased ICP,

hypothermia, SA node damage, drugs




Sinus arrhythmia A sinus rhythm in which the rate varies with respiration causing an

irregular rhythm




Sinus arrest/pause Basic rhythm regular; length of pause is not a multiple


Causes: increased vagal tone, myocarditis, MI, digitalis toxicity




Premature atrial contractions P wave morphology altered; irregular rhythm


Causes: can occur in a normal heart, CHF, ischemia, COPD




Non-conducting PACs P wave without a QRS; different morphology




Supraventricular Tachycardia 150-250 bpm, regular rhythm, originates from a location

above AV node, will start and stop w/o cause

Causes: mitral valve prolapse, cor pulmonale, digitalis toxicity, and rheumatic heart disease

, BAMC Basic Telemetry Testing Questions
And Answers
Treatment: ADENOSINE




Atrial fibrillation Causes: COPD, CHF, HF


Treatment: digoxin, CCB, BB, cardioversion




Atrial flutter Almost always occurs in diseased hearts; precipitates CHF


Treatments: cardioversion, vagal maneuvers, digoxin, CCB, BB




Junctional escape beats P waves are absent/inverted


Causes: sinus bradycardia (healthy), high degree/complete AV block

Treatment: atropine, pacemaker




First degree AV block Impulse originates in SA node but has prolonged conduction in AV

junction

PR interval >0.20 seconds; regular rhythm

Causes: inferior MI, hyperkalemia, digitalis toxicity, increased vagal tone, acute rheumatic fever,

myocarditis

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