Secretin is secreted by_____________?
A. Duodenum
B. Pancreas
C. Liver
D. Stomach
Medical Mcqs
Peristalsis in the gut is due to ______________?
Peristalsis in the gut is due to ______________?
A. Preperistalitic intestinal secretion
B. Mecharical distension
C. Simultaneous action of circular and longitudinal muscles
D. Extrinsic nervous influence
The final sugars in intestinal chyme are____________?
The final sugars in intestinal chyme are____________?
A. Glucose & fructose
B. Ribose & mannose
C. Ribose & xylulos
D. Xylulose & fructose
Cephalic phase of gastric secretion is mediated by ______________?
Cephalic phase of gastric secretion is mediated by ______________?
A. Neuro hormones
B. Vagus
C. Hormones
D. Gastric
Most potent stimulus for secretin is______________?
Most potent stimulus for secretin is______________?
A. Dilattion of intestine
B. Acid chyme
C. Protein
D. Fat
Cholagogues are the substances, which cause______________?
Cholagogues are the substances, which cause______________?
A. Contraction of the gallbladder
B. Increase concentration of bile
C. Increase secretion of bile
D. Favours acidification of bile
Small intestinal peristalsis is controlled by _______________?
Small intestinal peristalsis is controlled by _______________?
A. Myentric plexus
B. Meissners plexus
C. Vagus nerve
D. Parasympathetic
Maximum secretory glands in stomach are________________?
Maximum secretory glands in stomach are________________?
A. Fundic glands
B. Pyloric glands
C. Gastric glands
D. Brunner’s glands
Vagal stimulation following intake of food does not affect secretion of_______________?
Vagal stimulation following intake of food does not affect secretion of_______________?
A. Stomach
B. Pancrease
C. Parotid
D. Gall bladder
Pepsinogen is activated by ___________________ ?
Pepsinogen is activated by ___________________ ?
A. Enterokinase
B. Low pH
C. Trypsin
D. Chymotrypsin