Multiple Choice Questions

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Hydrochloric acid in the stomach is secreted by some special type of cells called

  • peptic cells

  • goblet cells

  • oxyntic cells

  • gastric cells


C.

oxyntic cells

Parietal cells or oxyntic cells are the epithelial cells that secrete hydrochloric acid and intrinsic factor. These cells are located in the gastric glands found in the lining of the fundus and in the cardia of the stomach.

These cells produce gastric acids.

Peptic cell is a cell in the stomach that releases pepsinogen and chymosin.

Goblet cells are found in the epithelium of many organs. Their main role is to secrete mucus in order to protect the mucous membranes.


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Food is move along the alimentary canal by the contraction known as

  • peristalsis

  • epiglottis

  • osmosis

  • cyclosis


The intestinal juice, succus entericus is secreted by

  • Brunner's gland

  • Kupffer cells

  • crypts of Leiberkuhn

  • goblet cells


Below freezing point, the pepsin

  • becomes over activated

  • gets destroyed

  • remains unaffected

  • gets inactivated


In Pteridium meiosis takes place at the time of

  • spore formation

  • organ formation in prothallus

  • spore germination

  • gamete formation


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'Club moss' is the common name of

  • Selaginella

  • Funaria

  • Potamogeton

  • Lycopodium


The pylorous is the constricted part of the alimentary canal which is situated between

  • stomach and duodenum

  • oesophagus and stomach

  • duodenum and ileum

  • ileum and rectum


Villi are present in

  • large intestine

  • small intestine

  • colon

  • stomach


In horses, rabbits, hares the cellulose gets digested in the

  • caecum

  • stomach

  • appendix

  • rumen


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Fatty acids are absorbed by the

  • lacteals

  • pylorous

  • colon

  • capillaries