. Human physiology. ce,—is a pro-longation of the membrane lining the mouth, and contains numerousfollicles; the otlier, forming its posterior surface, is an extension ofthe mucous membrane lining the nose, and is redder, and less pro-vided with follicles than the other. The muscles that constitute the DIGESTIVE ORGANS—CESOPHAGUS. 79 body of the velum palati are—the circumjiexus jxilati orspheno-salpingo-staj)hylinus ofChaussier; the levator pahti orpetro-salpingo-staphylinus; andthe azygos uvulce or palato-sta-jihylinus. The velum is movedby eight muscles. The twointernal pterygoids raise it;


. Human physiology. ce,—is a pro-longation of the membrane lining the mouth, and contains numerousfollicles; the otlier, forming its posterior surface, is an extension ofthe mucous membrane lining the nose, and is redder, and less pro-vided with follicles than the other. The muscles that constitute the DIGESTIVE ORGANS—CESOPHAGUS. 79 body of the velum palati are—the circumjiexus jxilati orspheno-salpingo-staj)hylinus ofChaussier; the levator pahti orpetro-salpingo-staphylinus; andthe azygos uvulce or palato-sta-jihylinus. The velum is movedby eight muscles. The twointernal pterygoids raise it; thetwo external pjterygolds stretchit transversely; the Wo p)alaio-Pharyngei or pharyyigo-stajihy-Imi, and the two co7istrictoresisthnii faiicium or glosso-staphy-Uni carry it downwards. Thelast four muscles form the pil-lars of the fauces;—the firsttwo the posterior pillars; andthe last two the anterior; be-tween which are situate the ton-sil glands or amygdalce^ whichare composed of a congeries of Fig. Cavity of the Mouth, as shown by dividing theAngles and turning off the Lips. 1. Upper lip, turned \\p. 2. Its frasnum. 3. Lowerlip, turned down. 4. Its frteuum. 5. Internal surfaceof cheeks. 6. Opening of duct of Steno. 7. Eoof ofmouth. S. Anterior portion of lateral half arches. portion of lateral half arches. 10. Velumpendulum palati. 11. Tonsils. 12. Tongue. mucous follicles. Fig. 7.


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Keywords: ., bookauthordungliso, bookcentury1800, bookdecade1850, bookyear1856