NURS140 Lecture Notes - Lecture 11: Stratified Squamous Epithelium, Gallbladder, Simple Columnar Epithelium
23 Nov 2017
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Q: name the structures in the digestive system: A: oral cavity (mouth, teeth, tongue, salivary glands), parotid gland, pharynx, esophagus, liver, gall bladder, large intestine, stomach, pancreas, small intestine, rectum, appendix. Q: the major division of the digestive tract include which structures? (6) A: oral cavity, pharynx, esophagus, stomach, small and large intestine. A: mechanical processing, moistening, mixing of salivary secretions. A: muscular propulsion of materials into the esophagus. A: chemical breakdown of materials via acid and enzymes, mechanical processing through muscular contractions. A: enzymatic digestion and absorption of water, organic substances, vitamins, and ions. Q: accessory organs of the digestive system include? (4) A: secretion of lubricating fluid containing enzymes that break don carbs mucosa: epithelial and ct. A: secretion of bile (important in lipid digestion) storage of nutrients, many other vital functions. A: exocrine cells secrete buffers and digestive enzymes; endocrine cells secrete hormones. **major portions of digestive system one big tube!
