ch24 - Exam Name___________________________________...

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Unformatted text preview: Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Each of the following organs is a component of the digestive tract, except the A) pharynx. B) colon. C) bladder. D) esophagus. E) stomach. 1) 2) Which of the following is an accessory organ of digestion? A) spleen B) appendix C) colon D) pancreas E) esophagus 2) 3) Digestion refers to the A) mechanical breakdown of food. B) progressive dehydration of indigestible residue. C) chemical breakdown of food. D) B and C only E) A, B, and C 3) 4) Which of the following is not a function of the digestive system? A) filtration B) mechanical processing C) compaction D) absorption E) ingestion 4) 5) The lamina propria and mucous epithelium are components of the A) muscularis mucosa. B) serosa. C) adventitia. D) mucosa. E) submucosa. 5) 6) Which of these descriptions best matches the term myenteric plexus ? A) loose connective tissue layer containing blood vessels B) secretes a watery fluid C) sensory neural network D) coordinates activity of muscularis externa E) component of mucosa 6) 1 7) Contraction of the ________ alters the shape of the intestinal lumen and moves epithelial pleats and folds. A) submucosa B) adventitia C) muscularis mucosa D) mucosa E) submucosal plexus 7) 8) The ________ are double sheets of peritoneal membrane that suspend the visceral organs and carry nerves, lymphatics, and blood vessels. A) serosa B) lamina propria C) adventitia D) fibrosa E) mesenteries 8) 9) Sensory nerve cells, parasympathetic ganglia, and sympathetic postganglionic fibers can be found in the A) serosa. B) lamina propria. C) adventitia. D) mucosa. E) submucosal plexus. 9) 10) Sandwiched between the layer of circular and longitudinal muscle in the muscularis externa is the A) submucosa. B) myenteric plexus. C) muscularis mucosa. D) submucosal plexus. E) mucosa. 10) 11) Large blood vessels and lymphatics are found in the A) serosa. B) adventitia. C) muscularis. D) mucosa. E) submucosa. 11) 12) The layer of loose connective tissue that directly supports the digestive epithelium is the A) myenteric plexus. B) lamina propria. C) submucosa. D) submucosal plexus. E) muscularis mucosae. 12) 13) A stratified squamous epithelial lining can be found in all of the following, except in the A) esophagus. B) stomach. C) anal canal. D) oropharynx. E) oral cavity. 13) 2 14) A feature of the digestive epithelium that assists expansion of the organ is the presence of A) transitional cells. B) plicae. C) elastic cells. D) rugae. E) both B and D 14) 15) Which of these descriptions best matches the term submucosal plexus ? A) loose connective tissue layer containing blood vessels B) component of mucosa C) secretes a watery fluid D) sensory neural network E) coordinates activity of muscularis externa 15) 16) Waves of muscular contractions that propel the contents of the digestive tract are called A) pendular movements....
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This note was uploaded on 09/21/2011 for the course BIOL 2401 taught by Professor Rameriz during the Spring '11 term at University of Texas at Dallas, Richardson.

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ch24 - Exam Name___________________________________...

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