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Biology 669 (BIO 669), Quiz 6, Renal Physiology and Urinary System – Exam Questions with Verified Answers

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This document contains a structured set of exam questions with verified answers for BIO 669 Quiz 6, focusing on renal physiology and urinary system function. It covers nephron structure, glomerular filtration, hormone regulation (ADH, aldosterone, renin), electrolyte balance, kidney pathologies, and urine formation mechanisms. The material is concise and aligned with exam-level content, making it ideal for targeted review and self-assessment.

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1
BIO

BIO 669 QUIZ 6 EXAM QUESTIONS AND 100%

VERIFIED SOLUTION




Which Of The Following Would Be Expected To Trigger A Decrease In The

Secretion Of Adh? - Ans ✓Ingestion Of A Large Amount Of Pure Water



Enlargement Of The Renal Pelvis And Calyces Due To An Upper Urinary Tract

Obstruction Would Best Be Termed A(N): - Ans ✓Hydronephrosis



The Nephrons Best Able To Concentrate Urine Are The Nephrons. -

Ans ✓Juxtamedullary



Urine Does Not Reflux (Flow Back Up ) Into The Ureter Because: - Ans ✓The

Lower End Of The Ureter Compressed By The Detrusor Muscle During Micturition



An Increase In Renal Vein And Thus Capillary, Hydrostatic Pressure Is Most

Likely To Have What Effect On Gfr? - Ans ✓Decreased Gfr



Glucose Reabsorption Occurs Primarily In The: - Ans ✓Proximal Convoluted

Tubule



BIO 669

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BIO


The Low Hydrostatic Pressure, High Oncotic (Osmotic) Pressure That Allow For

Reabsorption Of Valuable Substances Form The Filtrate Are The: - Ans

✓ Peritubular Capillaries




The Biggest Stimulus (Driver) Of Renin Release Is: - Ans ✓Decreased Na+

Concentration In The Distal Tubules



Which Of The Following Is A Risk Factor For Post Obstructive Diuresis? - Ans

✓ Hypertension




Which Signs And Symptoms Best Fit Nephrotic Syndrome? - Ans ✓Hematuria

With Casts, Htn, And Mild Proteinuria



Which Of The Following Does Not Favor A Large Glomerular Filtration Rate? -

Ans ✓High Resistance In The Afferent Arterioles



Vitamin D Is Essential For: - Ans ✓The Absorption Of Ca++ And Phosphate From

The Gi Tract



The Modified Smooth Muscle Cells That Secrete Renin Are The: - Ans

✓ Juxtaglomerular Cells




BIO 669

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