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UTA A&P II EXAM 3 STUDY QUESTIONS WITH CORRECT ANSWERS £8.53   Add to cart

Exam (elaborations)

UTA A&P II EXAM 3 STUDY QUESTIONS WITH CORRECT ANSWERS

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UTA A&P II EXAM 3 STUDY QUESTIONS WITH CORRECT ANSWERS Peristalsis - Correct Answer the involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wavelike movements that push the contents of the canal forward. uvula - Correct Answer small projection hang...

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  • September 24, 2024
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  • 2024/2025
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UTA A&P II EXAM 3 STUDY QUESTIONS WITH
CORRECT ANSWERS
Peristalsis - Correct Answer the involuntary constriction and relaxation of the muscles of the intestine
or another canal, creating wavelike movements that push the contents of the canal forward.



uvula - Correct Answer small projection hanging from the back middle edge of the soft palate



mesenteries - Correct Answer connective tissue sheets that loosely suspend the stomach and
intestines from the abdominal wall.



provide access route for blood vessels, nerves, and lymphatic vessels to and from digestive tract



pylorus - Correct Answer portion of the stomach that connects to the small intestine



greater omentum - Correct Answer part of the peritoneum attached to the stomach and to the colon
and covering the intestines



plicae circulares - Correct Answer folds of the small intestine wall



pairs of salivary glands - Correct Answer parotid (produce amylase), sublingual (produce mucus),
submandibular(secrete buffers, glycoproteins and salivary amylase)



Which salivary gland secretes a watery mixture rich in salivary amylase and bicarbonate ion? -
Correct Answer parotid



Functions of the digestive system - Correct Answer secretion, absorption, digestion (chemical and
mechanical), ingestion, and excretion



Layers of the intestinal wall - Correct Answer 1. Mucosa--epithelium and lamina propia of areolar
tissue

2. Submucosal layer--irregular connective tissue

3. Muscularis externa--smooth muscle

4. Serosa (or adventitia if retroperitoneal) --serous membrane

, What is between the layer of circular and longitudinal muscle in the muscularis externa? - Correct
Answer myenteric plexus



What layer are the sensory nerve cells, parasympathetic ganglia, and sympathetic postganglionic
fibers? - Correct Answer submucosa in submucosal plexus



What layer alters the shape of the intestinal lumen and moves epithelial pleats and folds? - Correct
Answer muscularis mucosae



Which layer contains the lamina propria and mucous epithelium? - Correct Answer mucosa



Which layer are large blood vessels and lymphatics are found in? - Correct Answer submucosa



What is the function of pepsin? - Correct Answer protein digestion



where is pepsin secreted? - Correct Answer pepsinogen is secreted by chief cells. pepsinogen is later
converted to pepsin in the stomach due to the highly acidic environment



what part of the stomach connects to the duodenum? - Correct Answer pylorus



which part of the stomach connects to the esophagus? - Correct Answer cardia



What are the the prominent ridges in the lining of the empty stomach? - Correct Answer ruggae



function of chief cells - Correct Answer secrete pepsinogen



Function of G cells - Correct Answer secrete gastrin



function of gastrin - Correct Answer stimulate parietal cells to secrete HCL.



stimulates contractions of gastric walls

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