The PREFACE.
IN this our Treatise of Head-Diseases, we speak first only of those which are in the substance of the Brain, and the Films which contain it: For although the Eyes, Ears, Tongue, Teeth, Gums, Jaws, and Pallat, go to the making up of the Head; yet we think it fit to speak of their Dis∣eases in several Books for better Method sake; And to call the Diseases of the Brain and its Meninges, or Films, by the name of Head-diseases, most properly so from the excellency of the parts where∣in they are. These come from the hinderance of the Action of the Brain, either in respect of Sence, Motion, or Nutrition. The Sence is divided into Inter∣nal, and External: The Internal hath the chief actions, as Imagination, Reaso∣ning, Memory; as also Sleep and Waking: the Diseases of which are, Frenzie, Madness, Melancholly, Catoche, Coma waking sleep, and Coma long sleep, Le∣thargie, Carus, Apoplexy. The External Sences are five, namely, Sight, Hearing, Smelling, Tast, and Feeling: But because the first four have their peculiar Or∣gans or parts, which have divers Diseases, which we shall treat of in several Books: We will in this Book lay down and declare those which belong to the