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Unformatted text preview: Guided Reading - Physiology of the Kidneys II 1. What is present in the vasa recta to remove water for the interstitial fluid of the renal medulla? A. Na + /K + pump B. urea transporters C. aquaporins D. ADH receptors 2. The efferent arteriole delivers blood to the A. peritubular capillaries B. vasa recta C. glomerulus D. juxtaglomerular apparatus 3. Which of the following is NOT a potential filtration barrier in the glomerular capsule? A. glomerular basement membrane B. capillary fenestrae C. parietal layer of the capsule D. slit diaphragm 4. An increase in extracellular H + concentration may result in ______ extracellular K + . A. increased B. decreased C. no change in 5. The __________ limb of the loop of Henle is impermeable to water. A. ascending B. descending C. both limbs D. neither 6. Epithelial cells of the proximal tubule have a lower concentration of Na+ than the filtrate. True False 7. Neurohypophyseal secretion of __________ stimulates formation of concentrated urine....
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- Fall '11
- renal medulla, C. glomerulus D., A. glomerular basement, A. aldosterone B.