The anatomy of the human body / [William Cheselden].

  • William Cheselden
Date:
1732
Catalogue details

Licence: Public Domain Mark

Credit: The anatomy of the human body / [William Cheselden]. Source: Wellcome Collection.

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    in any other bone of the fcull.. The thinner parts of this bone are alfo defended by the mufcles that cover, them, This: provifion, is very neceflary, becaufe we can leaft defend this part, and blows here are of :worfe confequence than on any other part of. the. feull, becaufe wounds in, the Cere- bellum, whichis un derneath, are mortal. ‘There is in mott fculls, a Foramen behind each Apopbyfis of the occipital. bone to, the eighth Foramens through which .pafs Sinufes, from the lateral Si- nufes; to the external cervical veins: By means of thefe communications, as in all other commu- nications of the Sinufes, the blood paffes from thofe that happen to be furcharged by any pofture 16. Tab. iil. Tab. ill. Ly: \ would elfe have been almoft empty. Such {culls as want thefe Foramina, have two Sinufes for the fame purpofe within the fcull, , ji Ce THe remaining bones of the head compofe the face, orbits of the eyes and the jaws. : Ossa Nas}, are fmall oblong bones which make the upper part of the nofe; they make that kind of arch which is fitteft co fultain fuch injuries as the nofe is moft expofed to. Ossa MaLarum,. thefe bones compofe the cheeks, and the anterior, lower and outer parts of the orbits of the eyes; they have each a fhort procefs, which proceffes join the Proceffus Juga- les of the temporal bones, and form arches which by fome Authors, have been called Offa Jugalia. Ossa Uncues, are fmall bones about as large as thumb nails, feated immediately below the Os Frontis towards the nofe in the orbits of the
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