39. The middle segment of the small intestine is the A) ileum. B) duodenum. C) j

Question

39. The middle segment of the small intestine is the A) ileum. B) duodenum. C) jejunum. D) pylorus. Cecum. 40. The portion of the small intestine that attaches to the cecum is the A) haustrum. B) appendix. C) ileum. D) duodenum. E jejunum. 41. An intestinal hormone that stimulates contraction ofthe gallbladder to release bile is A) enteropeptidase. B) secretin. C) cholecystokinin. D) gastric inhibitory peptide (GIP) E) gastrin. 42. Which organ is responsible for dehydration and compaction ofindigestible materials? A) small intestine B) esophagus C) large intestine D) stomach E anus 43. Powerful peristaltie contractions that occur a few times each day in the colon are called A) segmentation. B) pendular movements. C) haustral churning. D) defecation. E) mass movements.

Explanation / Answer

39. The middle segment of the small intestine is the -

Ans.: (c) Jejunum

40. The portion of the small intestine that attaches to the cecum is the -

Ans.: (c) Ileum

41. An intestinal hormone that stimulates contraction of the gallbladder to release bile is -

Ans.: (c) Cholecystokinin

42. Which organ is responsible for dehydration and compaction of indigestable materials?

Ans.: (a) small intestine

43. Powerful peristaltic contractions that occur a few times each day in the colon are called -

Ans.: (e) mass movements

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