On diseases of the mucous membrane of the throat, and their treatment by topical medication / by William R. Wagstaff.

  • Wagstaff, William R., M.D.
Date:
1851
Catalogue details

Licence: Public Domain Mark

Credit: On diseases of the mucous membrane of the throat, and their treatment by topical medication / by William R. Wagstaff. Source: Wellcome Collection.

Provider: This material has been provided by University of Bristol Library. The original may be consulted at University of Bristol Library.

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    fauces, and the anterior opening into the space is called the isthmus faucium. These pillars are two on each side, and between them are situated the tonsils or amygdala. Looking directly posteriorly, and beyond the fauces, is the pharynx; a large membranous and muscular bag, which extends from the base of the cranium to the commencement of the oesophagus, and situated behind the nose, mouth, and larynx. The pharynx is always closed except during the act of deglutition. Upon pressing down, and at the same time drawing forward the base of the tongue, a fibro-cartilaginous body, somewhat oval in form, will be brought to view; this is the epiglottis. It stands nearly vertical, it is a little curved forward at its upper border, and along its sides, so that its anterior surface is concave from above downwards, and convex transversely, and its posterior surface is concave from side to side, and convex downwards. In the act of deglutition the tongue is turned backwards, and the larynx raised forwards, so that the open- ing to it is entirely covered by the epiglottis; and thus the larynx is protected from the en- b 2