Bolus from oral cavity to ……... Oesophagus……..stomach. Which of the process/ movements are responsible for it?
(1) Deglutition and segmentation
(2) Deglutition and peristalsis
(3) Peristalsis and segmentation
(4) Peristalsis and deglutition
Saliva does not has
(1) Lysozyme
(2) Carbohydrate splitting enzyme
(3) Protease
(4) Chloride ions
Which of the following statement is not wrong about carbohydrate digestion?
(1) 30% of carbohydrate digestion occurs in mouth
(2) 30% of starch hydrolysis occurs in mouth
(3) 70% carbohydrate digestion occurs in small intestine.
(4) More than one options are correct.
Intrinsic factor is secreted by
(1) Parietal cells/ chief cells
(2) Oxyntic/peptic cells
(3) Oxyntic / parietal cells
(4) Chief/ peptic cells
Which of the following is major product of chief cells?
(1) Pepsinogen
(2) Mucus
(3) HCl
(4) Vitamin B12
Find the wrong one.
(1) Churning movement- stomach
(2) Chyme- stomach
(3) Bolus- Mouth
(4) Stomach- storage of food for 2 to 3 hrs
Pepsin is
(1) Proteolytic enzyme
(2) Activated by HCl
(3) Converts proteins into peptones and peptides
(4) More than one option is correct.
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.
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