58. Know functions, epithelial type, special features (villi, gastric pits, self

Question

58. Know functions, epithelial type, special features (villi, gastric pits, self-protective measures, etc.), and movement types (peristalsis, segmentation, mastication, churning) of major GI tract organs. Organ Mucosal Epithelium Type Special Features Function Movement PSB 328B Fall 2017 _Final Exam Study Guide: Main Topics (pg9) Mouth Esophagus Stomach Small Intestine Large Intestine 59. What are the products of the exocrine pancreas and what do they do? 2. 60. What are the role(s) of the liver? What are discases of liver malfunction? What are signs of liver malfunction?

Explanation / Answer

59. Exocrine part of pancreas secrete pancreatic juice which is called pancreatic bile.

This juice contains enzymes which breakdown the carbohydrates, proteins and small amount of fat,which are converted into monosaccarides ,amino acids ,and lipids respectively

60.LIVER- Produces bile

-filters blood

-makes protiens important for blood clotting

-absorbs and processes food

Diseases--- LIVER CIROSIS

SIGNS INCLUDE--OVER OR LESSER PRODUCTION OF BILE,LEADING TO JAUNDICE

ORGAN EPITHELIUM SPECIAL FEATURES FUNCTION MOVEMENT mouth stratified squamous epithelium consists taste buds protection ,secretion, sensation,thermorregulation churning, mastication esophagus keratinized stratified squamous consists taste buds and upper and lower spinchters reduces gastric reflux peristaltic contraction stomach simple columnar epithelium gastric glands,gastric pits, controls release of chyme , secretes HCl which destroys bacteria in food churning and peristaltic movements small intestine simple columnar crypts , circular folds,villi,micrvilli,and glands monitors intracellular and extracellular environment,acts as barrier for toxic substance segmentation large intestine simple columnar crypts,microvilli,glands same as small intestine sementation

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