Could you rephrase this question?
Answer:
Herophilos (335-280 BCE), who was the first to base medical conclusions on dissection of the human body and to describe the nervous system.
Explanation:
Rubber is coagulated sap; the French word for it, Cãoutchouc, comes from a South American Indian word meaning "the wood that weeps." The wood that weeps in the Congo was a long spongy vine of the Landolphia genus.