Volume 1

Adhesions, or accretions of the lungs to the pleura, and their effects on respiration considered ... in a letter to Dr. George Baker ... To which is now added, a vindication thereof from some misrepresentations / [Malcolm Flemyng].

  • Flemyng, Malcolm, -1764
Date:
1763
Catalogue details

Licence: Public Domain Mark

Credit: Adhesions, or accretions of the lungs to the pleura, and their effects on respiration considered ... in a letter to Dr. George Baker ... To which is now added, a vindication thereof from some misrepresentations / [Malcolm Flemyng]. Source: Wellcome Collection.

    12/54 (page 10)
    [ 10 ] In order to do what juftice we can to this opinion in its turn, it will be necef- fary to lay b f >re the reader fome things concerning reipiration in general, in which both fides, and I believe all intelligent phyliologifts are now agreed. In infpiration the cavity of the Thorax is enlarged by the ribs being pulled up towards the firft, and at the fame time bent outwards, while the Sternum is pudi¬ ed outwards and forwards, and fomewhat upwards. This is effected chiefly by the intercoftal mufcies, the external, at le&ft, if not likewife the internal. But it is alfo enlarged by the a&ion of the diaphragm, which being rendered plainer by the con- ftitution of its flefhy fibres, makes the Tho¬ rax longer and deeper. And in natural and healthy refpiration, the diaphragm contributes much more to the enlarge¬ ment of the Thorax, than the change made on the poiition of the ribs and Sternumt Iti i