[42] As we should say, parenchyma (a term used by Erasistratus).
[43] Those were all the elemental tissues that Aristotle, for example, had recognized; other tissues (e.g. flesh or muscle) he believed to be complexes of these.
[44] Or tunics.
[45] i.e. tissues.
[46] As, for example, Aristotle had held; cf. p. 23, [note 3]. Galen added many new tissues to those described by Aristotle.
[47] Lit. synthesis.
[48] By this is meant the duodenum, considered as an outgrowth or prolongation of the stomach towards the intestines.
[50] Lit. the auxetic or incremental faculty.
[51] i.e. to the alterative and shaping faculties (histogenetic and organogenetic).