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2005_Renal - 310M591 Rem Physiology Ennfi Student Test...

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Unformatted text preview: 310M591 Rem] Physiology Ennfi Student Test Report DI: Exam 4 A Cums: #: 310M511”? Physiology lnsmmmr: Dr. Greene Cm: Tina: Physiology Description: Physiology-Bimdical Scim Dayfflme: 2005-2006 - Tm'mr'Year: Spring Sunken! Name: Dnnknr, Fulani“ Student III: 511144 Pmibl: Pls. Raw {31' 11:10 1100 1 100 Response wash:- mm: response Description: cmpnabeu- student’s incurred Ins-puns: nm-- “m- Hum-- anmks: l. 1|Water moves most easily from the tubular lumen through the walls of the: . . \a A’fdistal mm“; w on ADH is absent S/‘Bl. collecting duct when ADH is absent C. ascending limb of the loop of Henlet-‘brfl 9*?) N11 {Wdescending limb of the loop ofHenle E. none of the above 2. The pH of the blood is normally maintained within the following range: a? ass-sac a est-1.3? ,C. 142-531! D”. ass-sh @ 131-142 3. Renin is produced and secreted from granule; located in the: A. macula densa B. mesangial cells C. distal tubule D. afferent arteriole E. none of the above 4. Compared to plasma osmolality the osrnolality of“ the unne as it leaves the Mimi: of the loop of Herde' 1s: 5m} Na" ft’. 'sosmctic ENE. . hyperosrnotic or isosmotic, but never hypo-osmotic C Hypoosmotic hyperom‘notic Efvnone of the above Use the following response: to answer questions #5—1 {A6 Inulin water { albumen Urea { Glucose 5. Used to measure glomemlar filtration mick d. A molecule that nonnallv does not cross the filtration membrane. 0 T. PartiallyI recirculated through the medullary interstitium and contfibutes to the high osmolalityi) in this region. lQuestions #8-15 are true or false; answer ‘A’ if true and ‘B’ if false. 3. Blood pressure in the glomerular capillaries is greater than blood pressure in the perituhuiar capillaries. true .- false 9. The yasa reeta are the straight portions of the proximal tubules, found just before the loops of Henle. A. true (3? false 1ft. NH4 contributes to the titratable acidity of the urine. A. true (9 false l l. The longer the loop of Henle the higher the concentration gradient that can develop along the axis of the loop between the hairpin turn and the end of the aseending limb. ‘__F__,.,_. {Rm B. false 12. Filtered HCDg' can be absorbed from the glomerular filtrate through the walls of the tubular cells. A. true @false 13. [aulin clearance is indepmdent of variations in plasma inulin concentrations and will only change if the quantity of plasma filtered per minute changes. * («Arum (an... {569“ E. false 14. Urine inulin concentration is inversely proportional to the ufiniflowrate. A. true B. false 15. Differences in Ween “Ewes carrying fluid in opposite directions is a requirement for a system to function as a eountercurrent multiplier. ' A. true B. false to. The ultrafiltrate in Bowman‘s capsule space is similar to plasma except that it does not contain a significant amount of: A. glucose B. sortium C. electrolytes D. plasma proteins E. none of the above 11'. Which of the following contributes to the filtration of substances out of the glornerular capillaryIr bed? lomerular capillary;r hydrostatic pressure Glomerular capillary colloid osmotic pressure )3./ Medalist-y interstitial fluid Ef. None of the above é. Bowman’s capsule hydrostatic pressure ...
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