As the creator of the sciences of comparative anatomy, systematic zoology, embryology, teratology, botany and physiology, his writings have an eternal interest.

They present an extraordinary accumulation of facts relating to the structure and functions of various parts of the body.

It is an unceasing wonder how one man, even with a school of devoted students, could have done so much.
(28) The "Good collector of qualities," Dioscorides, Hippocrates, Avicenna, Galen and Averroes were the medical members of the group.

Dante, Inferno, canto iv.
Dissection--already practiced by Alcmaeon, Democritus, Diogenes and others--was conducted on a large scale, but the human body was still taboo.

Aristotle confesses that the "inward parts of man are known least of all," and he had never seen the human kidneys or uterus.