लार  हिन्दी देवनागरी में पढ़ें।

(angrezi:Saliva) is lekh men manav sharir se snbndhit ullekh hai. manushy ki mukh grasan guhika sadaiv lar namak taral se nam bani rahati hai. lar danton, jibh tatha mukhaguhika ki saphaee karati rahati hai. bhojan karate samay mukhaguhika men lar ki matra badh jati hai aur yah mukh men ae hue bhojan ko chikana tatha ghulanashil banati hai aur isake rasayanik vibandhan ko prarambh karati hai.

lar granthiyan

lar ek sirami taral tatha ek chipachipe shleshm ka mishran hoti hai. lar ka sravan do prakar ki lar granthiyon se hota hai-

  1. laghu ya sahayak lar granthiyan- ye hothon, kapolon (galon), talu evn jibh par dhnki shleshmika men upasthit anek chhoti–chhoti sirami evn shleshmika granthiyan hoti hain. ye shleshmika kala ko nam banae rakhane ke lie thodi–thodi matra men sidhe hi lar ka sravan mukhaguha men sadaiv karati rahati hain.
  2. vrihad ya pramukh lar granthiyan- hamari mukh guhika men lar ki adhikansh matra ka sravan tin jodi badi lar granthiyon ke dvara hota hai. ye mukhaguhika ke bahar sthit hoti hain aur apani vahikaon dvara sravit lar ko mukhaguhika men mukt karati hain. ye granthiyan bahukoshikiy tatha pindakiy hoti hain. ye nimnalikhit hoti hain-
    1. adhojihva sabalingual lar granthiyan- inaka ek joda jibh ke niche mukhaguha ke tal par sthit hota hai. ye kee mahin vahiniyon ke dvara jabade v jibh ke niche khulati hai.
    2. adhohanu ya sabamaiksilari ya sabamaindibular lar granthiyan- ye oopari v nichale jabade ke sandhi sthal ke pas sthit hoti hai. pratyek granthi ki vahini nichale jabade ke krintak danton ke thik pichhe khulati hai.
    3. karnamool ya pairotid lar granthiyan- ye granthiyan sir ke donon or karnapallav ke kuchh niche sthit hoti hain. inaki vahiniyan oopari krintak danton ke pichhe khulati hain.

lar granthiyon se lar sravit hoti hai. isamen 98% jal aur 2% jal, shleshm (myoosin) tatha tayalin enjaim hota hai. tayalin bhojan ki mand ko sharkara men parivartit karata hai aur myoosin lugdi ko chikana banata hai, jisase bhojan sugamatapoorvak grasika ki kramakunchan gati ke dvara amashay men pahunch jata hai.


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sndarbh

snbndhit lekh

varnamala kramanusar lekh khoj

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