Medical Dictionary

mesocardium

noun me·so·car·di·um \-ˈkärd-ē-əm\

Medical Definition of MESOCARDIUM

1
:  the transitory mesentery of the embryonic heart
2
:  either of two tubular prolongations of the epicardium that enclose the aorta and pulmonary trunk and the venae cavae and pulmonary veins

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