Dissecting a heart

Some weeks ago on our lab class the teacher brought us a cow heart to dissect.We cut it open and observe it.Then we started yo differentiate the parts of the heart such as the ventricles,atriums,pulmonary vein, pulmonary artery, aorta, vena caba and the valves.We also cut it into two different halves in order to analyze it further and then we draw it

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