Natural theology : or, evidences of the existence and attributes of the Deity : collected from the appearances of nature . r,;i,. i;v ,,iaM . OF THE MUSCLES. 1^7 wise so disposed, as to be capable of steadying theglobe, as well as of moving it.* The head of anewborn infant is often obliged to be filleted death, the head drops and rolls in every di-rection. So that it is by the equilibre of the mus-cles, by the aid of a considerable and equipollentmuscular force in constant exertion, that the headmaintains its erect posture. The muscles heresupply what would otherwi
Natural theology : or, evidences of the existence and attributes of the Deity : collected from the appearances of nature . r,;i,. i;v ,,iaM . OF THE MUSCLES. 1^7 wise so disposed, as to be capable of steadying theglobe, as well as of moving it.* The head of anewborn infant is often obliged to be filleted death, the head drops and rolls in every di-rection. So that it is by the equilibre of the mus-cles, by the aid of a considerable and equipollentmuscular force in constant exertion, that the headmaintains its erect posture. The muscles heresupply what would otherwise be a great defect inthe articulation; for the joint in the neck, althoughadmirably adapted to the motion of the head, is in-sufficient for its support. It is not only by themeans of a most curious structure of the bones thata man turns his head, but by virtue of an adjustedmuscular power, that he even holds it up. As another example of what we are illustrating,viz. conformity of use between the bones and themuscles, it has been observed of the differentvertebrae, that their processes are exactly propor-tioned to t
Size: 1655px × 1510px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookid, booksubjectnaturaltheology, bookyear1836
