Answer:
Gastric glands
process three major types of cells namely
(i) Mucous neck
cells (Goblet cells) These cells are present throughout the epithelium of gastrointestinal
tract and are involved in the secretion of mucus.
(ii) Peptic
or Chief cells (Zymogenic cells) These cells are usually basal in location and
are involved in the secretion of gastric digestive enzymes such as proenzymes
pepsinogen and prorennin.
(iii) Parietal or
oxyntic cells These cells are large and most numerous present on the side walls
of the gastric glands. They are involved in the secretion of HCI and Castlis Intrinsic
Factor (CIF). (factor essential for the absorption of vitamin- in ileum).
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