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Finite element model of the left ventricle. Models are subdivided into six elements representing the anteroseptal, anterior, anterolateral, posterolateral, posterior and posteroseptal regions. The heart is further divided into proximal (basal), mid, and distal (apical) regions. A = anterior; AL = anterolateral; AS = anteroseptal; P = posterior; PL = posterolateral; PS = posteroseptal.
