On deformities of the chest and spine / [William Coulson].

  • William Coulson
Date:
1839
Catalogue details

Licence: Public Domain Mark

Credit: On deformities of the chest and spine / [William Coulson]. Source: Wellcome Collection.

    27/344 page 5
    down from the place of attachment behind, so that when the fore part of all the hoops is lifted by the muscles, the cavity of the chest is enlarged. To the nature of the substance between the bodies of the vertebree, it is principally owing that the cavity of the chest, as well as the remainder of the spine, is shortened by long standing, and is, on the contrary, lengthened by long lying on the back. This intevertebral substance is lessened, either by the weight of the body which presses on the vertebrz in the erect position, or by its moisture being absorbed : hence the height of the spine altogether is remarkably shortened, particularly in young persons. In the horizontal posture, on the contrary, this substance regains its elasticity, and the natural length of the spine is restored. Thus in youth the body is evidently smaller of an evening and longer of a morning. To the nature of this substance it is owing that the vertebra are bent most forwards and backwards, and
    No text description is available for this image
    No text description is available for this image
    No text description is available for this image