vphy - exam 4 old key

vphy - exam 4 old key - Examination IV VPHY 3100 Elements...

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Examination IV VPHY 3100 Elements of Physiology Dec. 9, 2005 1:25 - 2:15 p.m. Multiple Choice (2.5 points each) Choose the BEST answer. 1. Urine is transported to the urinary bladder by the A. urethra. B. *ureter. C. nephron. D. renal pelvis. 2. Tubular ultrafiltrate enters the collecting duct from the A. glomerulus. B. loop of Henle. C. *distal convoluted tubule. D. proximal convoluted tubule. 3. Inhibition of the functions of the descending limb of the loop of Henle would: A. increase water reabsorption. B. *decrease water reabsorption. C. increase Na + reasbsorption. D. decrease Na + reabsorption. 4. In the vasa recta: A. water moves out of both descending and ascending limbs of the capillary into the medullary interstitium. B. salts move out both descending and ascending limbs of the capillary into the medullary interstitium. C. *salts in the medullary interstitium move into the descending capillary loop then passively diffuse out of the ascending capillary loop. D. water in the medullary interstitium move into the descending capillary loop then passively diffuse out of the ascending capillary loop. 5. Fluid in the distal convoluted tubule of the nephron is A. isotonic. B. hypertonic. C. *hypotonic. D. sometimes isotonic, sometimes hypertonic, and sometimes hypotonic. 6. Which of the following conditions would increase glomerular filtration rate? A. Increase the protein concentration of blood plasma. B. Increase the vascular resistance of the afferent arteriole. C. Increase the hydrostatic pressure of fluid in glomerular capsule. D. *Increase the hydrostatic pressure of blood plasma. 1
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7. Which of the following statement is correct? A. Normally the GFR is approximately 150 ml/day for both kidneys. B. The renal clearance of urea can be used for the measurement of GFR. C. *A person with blood glucose level of 150 mg/dl will NOT have glucose in the urine. D. Diabetes insipitus is a disease associated with inadequate secretion of aldosterone. 8. ADH promotes the retention of water by stimulating A. active transport of water. B. active transport of Na + . C. *water permeability of the collecting ducts. D. Na + water permeability of the collecting ducts. 9.
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vphy - exam 4 old key - Examination IV VPHY 3100 Elements...

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