Q. No.HCl of stomach can damage mucosal epithelia of stomach but
(1) Mucus prevents it
(2) Mucus along with carbonate prevent it.
(3) Mucus+bicarbonate prevent it
(4) Only bicarbonate prevents it.
(1) Mucus prevents it
(2) Mucus along with carbonate prevent it.
(3) Mucus+bicarbonate prevent it
(4) Only bicarbonate prevents it.
Which of the following is correct?
(1) Milk fats are digested by Rennin.
(2) A prolytic enzyme found in infants.
(3) Rennin is active at pH-1.8
(4) Lingual lipases are not present in gastric juice
Various types of movements are generated in…...layer of …..
(1) Muscularis, gall bladder
(2) Mucosal, small intestine
(3) Muscularis, small intestine
(4) Mucosal, stomach
Pancreatic nucleases are activated by-
(1) Enterokinase
(2) Trypsinogen
(3) Trypsin
(4) Enteropeptide
Which of the following is not a component of bile?
(1) Bilirubin
(2) Phospholipids
(3) Enzyme
(4) Cholesterol
Gastric lipase do not work because
(1) Lipases are very less in amount
(2) No bile is there to activate lipase
(3) Fats are inaccessible in stomach because of rugae
(4) Lipases act in the presence of trypsin, a pancreatic enzyme.
Succus entericus is
(1) Secretion of goblet cells+ secretion of mucosal brush border cells of intestine
(2) Secretion of intestinal goblet cells
(3) Secretion of brush border intestinal cells
(4) Secretion of pancreatic exocrine portion
Which of the following is not an enzyme of intestine?
(1) Dipeptidase
(2) Amylases
(3) Nucleosidases
(4) None of these
Protection of intestinal Mucosa from HCl is carried out by-
(1) Alkaline secretion of pancreas
(2) Sub-mucosal glands of duodenum
(3) Mucus from intestinal goblet cells
(4) All of these
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