TLS Online TPP Program

#Question id: 12275


Two weeks after constricting the renal artery of a sole remaining kidney to initially reduce renal artery pressure by 20 mm Hg (from 100 to 80 mm Hg), which of the following changes would you expect, compared with before constriction of the artery?

#Unit 7. System Physiology – Animal
  1. Large decrease in sodium excretion (>20%)
  2. Large increase in renin secretion (more than twofold)
  3. Return of renal artery pressure to nearly 100 mm Hg
  4. Large decrease in GFR (>20%)