Sentence examples for SA node from inspiring English sources
Qualitatively, these changes in the SA node and the SA node region resembled those associated with ageing in elderly people with or without BTS.
Microscopical examination of the sinoatrial (SA) node and the SA junctional region consistently revealed depletion of SA nodal cells, with a corresponding increase in fibrous or fibro-fatty tissue that interrupted contiguity between the SA node and the surrounding atrial myocardium.
The region with the fastest intrinsic rate, the SA node, sets the pace for the whole heart.
This decreases the resting potential of the myocytes of the SA node while increasing the rate of diastolic depolarization.
The electrical messages that signal the heart muscle to contract begin in the atria (at the SA node), and then travel across the AV node into the ventricles to trigger the contractions you feel as your pulse.
Thus, it is possible that the pathological process affecting the SA node in these dogs was fundamentally related to ageing and may have caused BTS, in combination with atrial myocardial lesions caused by mitral and tricuspid regurgitation.
This sequel could result from a significant damage to the SA-node or atrial tissue, which persisted for at least 18 months.
Utilizing quantitative PCR experiments, we found that TASK-4 has the strongest expression in Purkinje fibers and the AV-node, followed by expression in the atria and sinoatrial (SA -node (Fig 3A).
Beginning at 24 hours post-fertilization (hpf), conduction traveled linearly and unidirectionally across the heart tube from the sinus venosus to the outflow tract, suggesting that the zebrafish has a sinoatrial (SA -node-type pacemaker SA -node-typeat SA -node-types.
However, WPS in SA schedules each node, regardless of the CDS tree constructed by DTC.
In these bipartite networks, S is the total number of taxa, SP is the number of plants or basal taxa (some antagonistic networks include detritus as a basal node), SA is the number of animals or consumers and L is the number of connections between these two groups of taxa.
