The cells occurring farther from the feeding larva were relatively smaller and quadrangular, although some included more than one nucleus (fig. 7).
On the mural leaflet, in contrast, quadrangular resection is usually performed.
Triangular or quadrangular resection is performed on that part of the mural leaflet from which the cords are to be transposed.
The procedure consisted of wedge resection of the aortic leaflet, posterior quadrangular resection and shortening of die cords supporting the segments of both leaflets adjacent to the anterolateral commissure.
They would like to get rid of the triangular or, as in my own case, the quadrangular election.
The quadrangular pedestals were however substituted for painted cast iron in the mid 19th century.
It had a massive bulk and a quadrangular tower, surrounded by the ramparts and brick bastions.
The "vallum" was quadrangular aligned on the cardinal points of the compass.
