ReviewEx4 - 8 What are the basic functions of the digestive...

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BIO 229 HUMAN PHYSIOLOGY EXAM 4 REVIEW QUESTIONS SPRING 2009 1. Discuss the four primary functions of the kidneys. 2. Discuss the vascular structures and kidney structures involved in the formation of urine as blood passes through the kidney. 3. Discuss the osmotic changes in the ultrafiltrate as it passes through various regions of the nephron. In your discussion, include movement of ions, salts, and water, as well as the hormonal regulation (aldosterone and ADH) of these changes in each region. 4. What is the juxtaglomerular apparatus and how is it involved in blood volume regulation? 5. Discuss the regulation of plasma pH by the kidneys. 6. With respect to specific nephron structures, compare and contrast: reabsorption and secretion; active and passive transport; countercurrent exchange and countercurrent multiplier 7. Be able to solve problems involving GFR, renal plasma clearance, and renal plasma flow. Understand whether a substance is secreted or reabsorbed based on the renal clearance.
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Unformatted text preview: 8. What are the basic functions of the digestive system? 9. What are the structural layers of the alimentary canal and their primary function? 10. Discuss the primary digestive roles of the mouth, stomach, small intestine, and large intestine. 11. What are the cell types and secretory products of the stomach? 12. Discuss the conversion of pepsinogen into pepsin. 13. Discuss the roles of plicae circulares, villi, microvilli, and the crypts of Lieberkühn in the small intestine. 14. With regard to their accessory roles in digestion, what do the liver and pancreas secrete and what is the digestive function of those secretions? 15. Discuss the various functional roles of the liver. 16. What are the three phases of gastric function regulation? 17. Discuss the hormonal regulation of digestion. 18. Discuss the digestion and absorption of carbohydrates, proteins, and fats including the enzymes involved....
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