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NCAL Kaiser EKG Exam Questions With 100% Correct Answers $11.99   Add to cart

Exam (elaborations)

NCAL Kaiser EKG Exam Questions With 100% Correct Answers

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NCAL Kaiser EKG Exam Questions With 100% Correct Answers...

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  • September 17, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NCAL Kaiser EKG
  • NCAL Kaiser EKG
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Easton
NCAL Kaiser EKG Exam Questions With 100% Correct Answers



NSR

hemodynamically stable w/ optimal co



Rate: 60-100

Rhythm: Regular

P waves normal

1:1 conduction

QRS normal

ST and T waves normal

Sinus Arrhythmia

no hemodynamic significance. p-p interval varies by > 10%.



Rate: 60-100, speed slows w/ respirations

Rhythm: Irregular

P waves normal

1:1 conduction

QRS normal

ST and T waves normal

Sinus arrhythmia treatment

Asx: nothing

sx: find cause and treat (eg digitalis toxicity, MI)

Sinus Bradycardia

Can compromise CO.

Normal in athletes and during sleep

, All normal except rate <60

sinus bradycardia causes and symptoms

primary causes: hypothermia, increased ICP, vagal stimulation, MI (inferior and
posterior)

secondary causes: BB's, digitalis, CCB

Sx: syncope, dizzy, hypotension, angina. ectopic beats

sinus brady treatment

only if symptomatic: 0.5mg atropine IV, pacemaker if unsuccessful, hold drugs that
decrease HR

Sinus Tachycardia

CO may be compromised due to inadequate ventricular filling

Rate: 100-150 bpm

Rhythm: regular

p waves normal and alike

PR interval normal

QRS normal

ST and T waves normal (unless rate is very fast: P&T waves fuse and can become
distorted)

sinus tachy causes and symptoms

increased metabolic demands causes: anxiety, stress, fever, exercise, pain



Stimulant causes: epinephrine, aminophylline, albuterol



decreased blood flow causes: shock, CHF, hemorrhage



Sx: palpitations, dizzy

what are the three rhythms that are considered sinus node disease?

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