. Practical electricity in medicine and surgery. Fig. 145.—Contraction of the Levator Labii Superioris Aljeqte Fig. 146.—Contraction of the Buccinator. MOTOR POINTS OF FACE. 169 the masseter. Effects: The mouth is drawn to one side and thecheek is pressed against the gums and teeth. (See Fig. 146.) The triangularis menti may be isolated near the angle ofthe jaw, or may be caused to contract jointly with the levatormenti by stimulating the common branch of the facial runningto these muscles before its division. Effects: It draws the angleof the mouth and the outer half of the lower lip d
. Practical electricity in medicine and surgery. Fig. 145.—Contraction of the Levator Labii Superioris Aljeqte Fig. 146.—Contraction of the Buccinator. MOTOR POINTS OF FACE. 169 the masseter. Effects: The mouth is drawn to one side and thecheek is pressed against the gums and teeth. (See Fig. 146.) The triangularis menti may be isolated near the angle ofthe jaw, or may be caused to contract jointly with the levatormenti by stimulating the common branch of the facial runningto these muscles before its division. Effects: It draws the angleof the mouth and the outer half of the lower lip downward andoutward, widening but not opening the mouth.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectelectri, bookyear1890
