पाचन
(aangrezi:Digestion) pachan adhikaansh jiv jantuoan ke sharir ka avashyak aang haian. is lekh mean manav sharir se sanbandhit ullekh hai. pachan jantuoan ke poshan ki paanch avasthaoan mean se ek haian. bhojan ke aghulanashil evan jatil padarthoan (karbohaidret, protin, vasa) ko enjaims ke dvara ghulanashil evan saral avayavoan mean parivartit karane ki prakriya pachan kahalati hai. is kriya mean tayalin, pepsin, tripsin, emailej, laipej, irepsin adi enjaims bhag lekar bhojan ke mand, protin tatha vasiy aml jaise adhulanashil padarthoan ko kramashah glookoj, aminoan aml, vasiy aml jaise ghulanashil padarthoan mean badal dete haian. amiba mean pachan kriya khady riktika mean hoti hai. jise antahkoshikiy pachan kahate haian. meandhak, pakshi, pashu evan manushy mean pachan kriya aharanal ke andar hoti hai, jise bahyakoshikiy pachan kahate haian.
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