The principles and practice of dentistry : including anatomy, physiology, pathology, therapeutics, dental surgery and mechanism / by Chapin A. Harris.

  • Harris, Chapin A. (Chapin Aaron), 1806-1860.
Date:
1882
Catalogue details

Licence: Public Domain Mark

Credit: The principles and practice of dentistry : including anatomy, physiology, pathology, therapeutics, dental surgery and mechanism / by Chapin A. Harris. Source: Wellcome Collection.

Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.

    96/854 (page 88)
    over fibe Aawamm^ it MBMiw* a, pajpillaiy ehai^bcter, and beeomes raQch thiftipfd. Tke papSH*- of die toogoe are the papilla? tsrcamraSlataE, papillae jbagiifiwmes. and pap#lly fililiMin^^ Die papiH*^ qiwuBvaDatg (maximae) ai« skoated <m eadi side of die IndL part of Itiie toi^ne, mffftmg at die£»a]iien oaecinn bo as to farm a, triaiigBlar Sgare. Tbey nmnber £nNn <^giit to fiftepaii. £jaieii p*pall« is amuiged in die £Hnn of an inserted eome, fritb its apex leeeored into a d^rraa^m oaf nraeoas memlwane, and ids base ex- posed <Hi dite &iee soxj&e^ and upsa it may 1^ seen numeivHis anallo: papjlfap. The fMpmiaB {ongifiHira^ aie scaitSBned. iiT€g«3laiij over tiie sor&oe ef tiie toi^ae, bat aie most nnmoKNis at its ades and apex. Th^ a^ aie stoddei <on dieir £nee sor&ee vidi smaller TpafaSisBL The pwpiiBl*' jfiliiiHmi^ aie ^onmd «m the antmor two-dairds of the im^ae, and aie verp' imiwBrtip- Tbey are s{»niaidia£ eoMieal or filiform in dhape, aie eoveaed vid& an mmsoalij dense egnthf^mm wbieh gives diem a. idBidsb ^^eaiance, and axe £lled widi secondaiy papilba. Small bails axe e^ibai Soond indsem. Sbrmdmre ^ l3ke P^^Usb.—Tbey coma^ ©f eapiHarr loop=, ttrougli «bieb nerves are abondandj distxibated, ooverod by a bomogeDeous ta^ote, npon vMndi is snpaps^ed a dniek la jt^ of ^^[iiamoiQs epitb^um. The nerv<^ axe huge and nnmez^ns in the papilla circumTallutse; in die papOlse fii^ijbnnes and pafwllaB £li^nnes diej are smaller. In die mneons memtnane axe also Sxind ^llieles or glands. Tbe ionner axe vecy namtoons, ^pedalfy ^» between die eireamvaUate papiTlap. and die ^a^otds, b<nt are £Mind seattexed o^^^ the entixe sor- £iieeafdaetiHigtie. The latter, eaMed maeous or lisigoal glands, are moat abundant &m. die pso^ierior diixd of die tongue, but are found also on iSs tip, ^des, and in die ndl^iboihood of the {nreamvallate papilba. Tbe diiete c^en csx tbe £nee sssx&uoe of tbe moeoos membrase. 1^1. 1:1. irS TSXXB&KSE, USTSG THE MOrTH. The -whole mteriar eavit^ of ^^^e month, palate, pbarynx, and lips, is eovered by maeoos membrane, farming £>lds or daplieatareg at dif- Serast points, called &aena @r bridle& Be^nning at die margin of the lower lip, this membrane ean be iraeed lining its postmor sar£ace, and fixmi dience re^eeted tm the antorior iaee &t die lower jaw, -vheTe it £»ms a &»ld «i]^pofiite &<& sym^yds of ihe <^tin—die &aenam of tbe Iowa* lip; it h now txaeed to the alveolar xidge, eovmng it in fi-ont, and passing ovta- iite posjbaior sarf^iee, where it enters the montb. Here it h reflected from the poetezior symphyas of ihe lower jaw to the