Outlines of human physiology . ^. Of the Semilunar Valves. 69 The first figure of the two preceding represents thesemilunar valves half raised, as they appear upon slit-ting open the aorta or pulmonary artery. Fig. 2 representsthe ventricular surface of the valves when thrown am tempted to add another drawing from a specimenwhich I recently met with. Instead of three crescenticfolds, the semilunar valve of the aorta consisted but oftwo; yet though monstrous, the construction of thevalve was perfect, each of the two flaps being propor-tionately larger than usual, and strengthened by acen
Outlines of human physiology . ^. Of the Semilunar Valves. 69 The first figure of the two preceding represents thesemilunar valves half raised, as they appear upon slit-ting open the aorta or pulmonary artery. Fig. 2 representsthe ventricular surface of the valves when thrown am tempted to add another drawing from a specimenwhich I recently met with. Instead of three crescenticfolds, the semilunar valve of the aorta consisted but oftwo; yet though monstrous, the construction of thevalve was perfect, each of the two flaps being propor-tionately larger than usual, and strengthened by acentral band extending towards the sesamoid valve at the root of the pulmonary artery in thisheart presented no uncommon appearance.
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