Question

Explain how abnormalities in the cardiac conduction system can lead to arrhythmias, with reference to ECG findings. 

21 Jan 2026
Answer :
Word Count : 245
The cardiac conduction system is responsible for initiating and coordinating the heartbeat through the generation and propagation of electrical impulses. It consists of the sinoatrial (SA) node, atrioventricular (AV) node, bundle of His, bundle branches, and Purkinje fibers. Abnormalities in ____ _______ ________ _________ __________ ___ _______ ______ _______ _______ _________ __________.
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