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Chapter 19: The Urinary System

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Blood in the renal arcuate arteries flows next into which vessels?

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a. Afferent arterioles

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b. Efferent arterioles

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c. Glomerular capillaries

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d. Interlobar arteries

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e. Interlobular arteries

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Which cell type comprises the visceral layer of Bowman capsule?

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a. Endothelial cells

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b. Juxtaglomerular cells

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c. Mesangial cells

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d. Podocytes

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e. Extraglomerular mesangial (or Lacis) cells

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Which type of epithelium lines the thick ascending limb of the loop of Henle?

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a. Pseudostratified columnar

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b. Simple columnar

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c. Simple cuboidal

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d. Simple squamous

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e. Transitional (urothelium)

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Which cell is a modified smooth muscle cell that secretes renin?

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a. Macula densa cells

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b. Mesangial cells

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c. Podocytes

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d. Juxtaglomerular cells

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e. Endothelial cells

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Epithelial cell membrane domains containing many stiffened plaques of protein are an important feature in which part of the urinary system?

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a. Juxtaglomerular apparatus

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b. Bladder mucosa

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c. Collecting ducts

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d. Renal pyramids

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e. Membranous urethra

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An immunohistochemical technique using antibodies against aquaporins to stain a section of kidney would be expected to stain cells in which structures most intensely?

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a. Collecting ducts

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b. Lining of the major and minor calyces

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c. Proximal convoluted tubules

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d. Distal convoluted tubules

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e. Glomeruli

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What type of epithelium lines the prostatic urethra?

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a. Simple columnar

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b. Pseudostratified columnar

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c. Stratified squamous

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