arrythmia Flashcards
what is arrhythmia?
what is the membrane potential in cardiac myocyte at rest
how many stages does action potential have
explain action potential - the 5 stages
where is pace maker *sinoatrial node * cells found
what is the refractory period
explain the stages of pacemaker action potential
what does sympathetic do?
speed up heart rate
parasympathic
slows down heart rate
which receptor is right vagus acting on
M2
symptahetic/ noradreanaline affecting which adrenopreceptor
b1
left vagus acting. on which receptor
m2
what does p wave show
AD
what does QRS complex show
VR
T wave
VR
PR interval
conduction of atrium to ventricle
QT interval
duration of ventricular action potential
what is common causes of arrrythmia
what is heart block
what is eptopic pace maker activity
explain rentry
