The addition of a careful dissection of a flower greatly increases the value of the specimen.
Servetus succeeded Vesalius as assistant to Gunther, who extols his general culture, and notes his skill in dissection, and ranks him vix ulli secundus in knowledge of Galen.
He worked enthusiastically at dissection, though, the liberty of the Alexandrian schools no longer existing, he could dissect only animals, not the human body.
This condition can be ascertained without dissection, when the mouth is opened widely.
The second step is the conversion of one figure into another by a process of dissection, followed by rearrangement of parts; the figure as rearranged being one whose area or volume can be calculated by methods already established.