ecg Flashcards
recording of electrical pulses of the heart is used by what
ecg
what are the ecg waves
p= arterial waves
qrs=ventricular depolarization
t=ventricular repolarization
ecg extremity derivatives consist of what
DI,DII,DIII
aVR,aVF,aVL
chest derivations consists of what
V1-V6
the absence of electrical activity of the heart is kmown as what
arrythmia
symptoms of arrythmia
dyspnea
faint
diziness
The number of impulses emanating from the sinus node
is less than 60 per minute.
The number of impulses emanating from the sinus node
is less than 60 per minute is what
sinus bradycardia
The number of impulses emitted from the sinus node is more
than 100 per minute is what
sinus tachycardia
explain
atirial fibrilation
atirial flutter
venticular fibrilaztion
at fib…const of irregular rapid activities in which p waves cant be seen on the ecg
at flut…p waves with the appearance of sawtooth
vent…irregular rhythm
in ventricular fibrilation what is the following
heart rate
rythm
p wave
pr interval
qrs
300-600
extremely irregular
absent
none
fibrilatory baselien
first degree av block is called what
second degree is
third degree
wenkebach
mobitz
full block
