Assertion: cardiac muscle's muscle cell | /r/CapableOf | spiral around the chambers of the heart
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Source sentences:
text: The cardiac muscle pattern is elegant and complex, as the muscle cells swirl and spiral around the chambers of the heart, with the outer muscles forming a figure 8 pattern around the atria and around the bases of the great vessels and the inner muscles, forming a figure 8 around the two ventricles and proceeding toward the apex.