GIT Hormones: Gastrin and Cholecystokinin
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Questions and Answers

Which hormone increases motility of the small intestine?

  • Peptide YY
  • Ghrelin
  • Neurotensin
  • Substance P (correct)

Which hormone has a glucagon-like activity?

  • Somatostatin
  • Peptide YY (PYY)
  • Glicentin (correct)
  • Glucagon-like peptide-1 (GLP-1)

Which hormone stimulates the contraction of the lower esophageal sphincter?

  • Gastric inhibitory peptide (GIP)
  • Gastrin (correct)
  • Motilin
  • Secretin

Which of the following hormones inhibits gastric acid secretion and gastric emptying?

<p>Gastric inhibitory peptide (GIP) (D)</p> Signup and view all the answers

Which hormone inhibits gastric emptying and appetite?

<p>Glucagon-like peptide-1 (GLP-1) (D)</p> Signup and view all the answers

Which hormone acts oppositely to leptin and insulin?

<p>Ghrelin (C)</p> Signup and view all the answers

What is the primary function of Vasoactive intestinal peptide (VIP)?

<p>Stimulating intestinal motility and inhibiting gastric acid secretion (B)</p> Signup and view all the answers

Which hormone is secreted by K cells in the duodenum and jejunum?

<p>Gastric inhibitory peptide (GIP) (C)</p> Signup and view all the answers

Which hormone inhibits the secretion of other hormones?

<p>Somatostatin (B)</p> Signup and view all the answers

Which of the following is NOT a function of Gastrin?

<p>Inhibiting insulin secretion (D)</p> Signup and view all the answers

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