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BIOS 256 ANATOMY AND PHYSIOLOGY IV WITH LAB COMPREHENSIVE EXAMINATION TEST WITH VERIFIED QUESTIONS AND SOLUTIONS

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BIOS 256 ANATOMY AND PHYSIOLOGY IV WITH LAB COMPREHENSIVE EXAMINATION TEST WITH VERIFIED QUESTIONS AND SOLUTIONS

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BIOS 256 ANATOMY AND PHYSIOLOGY IV
WITH LAB COMPREHENSIVE EXAMINATION
TEST WITH VERIFIED QUESTIONS AND
SOLUTIONS


◉ What is the defecation reflex? Answer: an involuntary response of
the lower bowels promoting or even inhibiting a bowel movement.


◉ what is degluition? Answer: swallowing


◉ what is mastication? Answer: chewing


◉ what is peristalsis? Answer: the involuntary constriction and
relaxation of the muscles of the intestine


◉ what is segmentation? Answer: ring like constrictions in several
places along the intestines


◉ what is the product of chief cells? Answer: pepsinogen


◉ what is the product of enteroendocrine cells? Answer: serotonin

, ◉ what is the product of parietal cells? Answer: hydrochloric acid
(HCl)


◉ What do chief cells secrete? Answer: pepsinogen and gastric lipase


◉ where are chief cells absent? Answer: cardial and pyloric glands


◉ Where are chief cells found? Answer: gastric glands


◉ What do enteroendocrine cells secrete? Answer: hormones and
paracrine messengers that regulate digestion


◉ where are enteroendocrine cells found? Answer: all regions of the
stomach, most abundant in gastric and pyloric glands


◉ What do parietal cells secrete? Answer: HCl, intrinsic factor,
ghrelin


◉ where are parietal cells found? Answer: mostly gastric glands and a
few pyloric glands


◉ what are the main organs of the digestive system? Answer: mouth,
pharynx, esophagus, stomach, small intestine, large intestine

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