English Diad Cited by user Echakni on 10 Nov 2022 Within the muscle tissue of animals and humans, contraction and relaxation of the muscle cells (myocytes) is a highly regulated and rhythmic process.
English Sinoatrial block Cited by user Prof Jim on 22 Aug 2016 The initial impulse in a heart is usually formed in the Sinoatrial (SA) node and carried through the atria, down the internodal atrial pathways, and to the…