Human physiology : designed for colleges and the higher classes in schools and for general reading . time the musclewhich draws up the wing of the nose and the lip, (a, Fig. 131,)contracts to some extent, producing an arching of the mouth,and a peculiar shape of the wings of the nose. The upper lipis arched by the action of this muscle in such a way, as to fitthe arching upward of the lower lip, produced by the superbusand the muscle which draws down the corner of the mouth. 339. In the expression just described, and illustrated by thefigure, you see that the muscle which draws down the corner
Human physiology : designed for colleges and the higher classes in schools and for general reading . time the musclewhich draws up the wing of the nose and the lip, (a, Fig. 131,)contracts to some extent, producing an arching of the mouth,and a peculiar shape of the wings of the nose. The upper lipis arched by the action of this muscle in such a way, as to fitthe arching upward of the lower lip, produced by the superbusand the muscle which draws down the corner of the mouth. 339. In the expression just described, and illustrated by thefigure, you see that the muscle which draws down the cornerof the mouth has a considerable agency. Now, this muscle isthe chief agent in the expression of sorrow, as you saw in thefirst part of this chapter. The difference in the two cases liesin the combination of action of the muscles. Thus, in sorrowthe muscle which draws down the corner of the mouth, doesnot have the superbus to act with it, as in the case of thepassion, or rather compound feeling, represented in Fig. 132. 232 HUMAN PHYSIOLOGY. Action of the muscles in fretful melancholy. FIG. So also, in some forms of grief the corrugator supercilii actsquite strongly, as seen in Fig. 127, where the grief is repre-sented as caused by bodily pain. It performs a different officein this case from what it does in the case of the expression re-presented by Fig. 132, simply through the accompanying actionof other muscles, thus illustrating the effect of combination inmuscular action in varying the character of the expression. Ihave already alluded to the different degrees of action in thismuscle in different forms of grief in § 330. In quiet sorrowthis muscle is not in action, but there is a general languor re-laxing the muscles of the face, while the corners of the mouth THE LANGUAGE OF THE MUSCLES. 233 Action of the muscles in calm pleasure, and in admiration. are slightly depressed. It is a state of the muscles directly op-posite to that which exists when there is a calm quiet
Size: 1419px × 1761px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorhookerwo, bookcentury1800, bookdecade1850, bookyear1854
