GASTROINTESTINAL SYSTEM - PART 2

Which of the following is NOT a protein digesting enzyme?  

• Trypsin

• Amylase

• Chymotrypsin

• Carboxypeptidase

S-cells stimulates secretion of  bicarbonate-rich pancreatic juice.

• True

• False

Which of the following type of motility is seen in the colon only?

• Peristalsis

• Segmentation 

• Tonic contraction

• Mass movement

During defecation reflex, relaxation of internal anal sphincter is caused by the inhibitory signals from the myenteric plexus.

• True

• False

Physiologically the most important choleretic is

• CCK

• Secretin

• Gastrin

• Bile salts

Hepatic bile is concentrated than gall bladder bile.

• True

• False

Regarding hormone cholecystokinin

• Stimulates bicarbonate-rich pancreatic juice secretion

• Stimulates enzyme-rich pancreatic juice secretion

• Inhibits gall bladder contraction

• Inhibits enterokinase secretion

Movements of small intestine that help in mixing chyme is known as

• Peristalsis

• Segmentation

• Migrating motor complex

• Migrating motor complex

Which of the following is the major regulator of intestinal motility during fasting?

• Motilin

• Somatostatin

• Gastric inhibitory peptide

• Vasoactive intestinal peptide

Vasoactive intestinal peptide increases intestinal secretion.

• True

• False