Tag: AV Bundle (Bundle of His)

Conducting System of the Heart

Conducting System of the Heart

Conducting System of the Heart Conducting System of the Heart is composed of modified, specialized cardiac muscle cells that lie immediately beneath the endocardium and carry impulses throughout the cardiac muscle, signaling the heart chambers to contract in the proper sequence. 1. Sinoatrial Node Is a small mass of specialized cardiac muscle fibers that lies in […]

October 11, 2012 | By | Reply More
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