Normal Sinus Flashcards
1
Q
Rhythm: regular
Rate: A and V are the same 60-100
P wave: 1:1
PR interval: .12-.20 consistent
QRS: .04-.12
A
Normal Sinus Rhythm
2
Q
Rhythm: regular
Rate: a and v are <60
P wave: 1:1
A
Sinus bradycardia
3
Q
Sinus bradycardia
A
Causes: can be normal, healthy athlete, increased vagal tone, hypothermia, sinus node disease, inferior wall MI, medications
Symptoms: none, fatigue, dizziness, syncope, sweaty, hypotension
Treatment: atropine, pacing, epi, O2, IVF
4
Q
Rate >100
A
Sinus tachycardia
5
Q
Sinus tachycardia
A
Causes: can be normal, increased activity, pain, fever, anxiety, hypoxia, CHF
s/s: none, angina
Treatment: treat the underlying cause
6
Q
Sinus arrhythmia
A
Stimulation of the vagus nerve, but is a normal finding and represents like an accordion. Coincides with the persons breathing
