Question

Explain the physiological basis of electrocardiography and a normal waveform. Describe 2 common dysrhythmias.

Answer 1

Date :- Electocerofogreffy is the process of producing electrocardiogrow te graphicef hepsesentation of electrical activity potential In inventionaf 12- lood Ell tew electrodes are flered on patient's chest & limbsl. The overbel magnitude of heart's electrical poterat is measured from twelve different angles over a period of time Uusually lo seconds. Thus, magnitude 4 direction of heart's clectical depolaretation is recorded. As during each heartbeat Depolari Setion o start with parember - cs can cells in Sinoatrict noge, spread ekere

Date : - to entice atrie transfers to afrioventriteler rode down to Bundle of His & into lurkinje finies and throughout ventides This orderly transmission creates warefoon on Ely as I wave represent atue depolerisation ventricular depolerisation by ques complex and T heave simtes neatrice repolaris ation. The Asrythonia sefers to wirefulex heastboom I tremature atriel contractions in which there are cerly exter beats which originale in atrie 2. Atriel fibrillation in which there - in abnormal contraction of atrie | Scanned with CamScanner