बड़ी आंत्र
(aangrezi:Large Intestine) is lekh mean manav sharir se sanbandhit ullekh hai. chhoti antr ki sheshantr pichhe ki or b di antr mean khulati hai. yah chhoti antr ki apeksha adhik chau di v lagabhag 1.5 mitar lambi tatha 6.7 semi moti hoti hai. yah udaraguha ke nichale dahine bhag se prarambh hoti hai. yah gaanthadar hoti hai jisamean mala ke saman gaanthean hoti haian. isake tin bhag hote haian-
1 andhantr ya sikam- yah b di antr ka 6-8 semi lamba thailivat prarambhik bhag hota hai. sheshantr is bhag ke parshv mean khulati hai. isake pichhale band sire se krimiroop parisheshika ju di rahati hai. yah manushy ka nishkriy avasheshi aang hoti hai.
2 vrihadantr ya kolan- yah andhantr (sikam) se lagi huee ulte 'U' ke akar ki lagabhag 1.3 mitar lambi nalika hoti hai. kolan ki bhitti par shleshmik granthiyaan paee jati haian. isamean char bhag hote haian-
- arohi kolan- yah lagabhag 15 semi lambi hoti hai.
- anuprasth kolan- yah lagabhag 50 semi lambi hoti hai.
- avarohi kolan- yah lagabhag 25 semi lambi hoti hai.
- sigmakar kolan - yah lagabhag 40 semi lambi hoti hai.
3 malashay ya rektam- yah 20 semi lambi b di antr ka antim bhag hota hai. isake antim lagabhag 2.5 se 3 semi lambe bhag ko gudanal kahate haian. yah guda ya maladvar ke raste sharir se bahar khulati hai. do gud–sankochak peshiyaan guda ka niyantran karati haian.
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