Explain me basic of ecg ,number of leads, their placement adject. When I get an ecg strip from where I should start reading how to read what is Significance of speed of ecg and those small boxes and and every minor details . What is the role of those 12 ecg leads what is theirs Significance of each one . Why some leads give ecg diagram in opposite direction which leads should be ready first and why .which read second third and so on . How to observe their changes . Explain me everything with image . In image it should be pointed which part your are actually explaining .also explain cardiac axis concept and tachycardia and bradycardia in ecg strip .
12 lead ECG placement limb chest leads interpretation cardiac axis explained with images
12 lead ECG placement limb chest leads significance each lead what they see
ECG paper grid 1mm 5mm small large squares 25mm per second time voltage measurement image
ECG 12 lead reading order sequence tachycardia bradycardia heart rate calculation strip image
normal 12 lead ECG tracing image all leads annotated normal sinus rhythm