Multiple Choice
Which statement is false about the skeletal alterations caused by chronic renal failure?
A) When the glomerular filtration rate (GFR) declines to 25% of normal,parathyroid hormone (PTH) is no longer effective in maintaining serum phosphate levels.
B) When the glomerular filtration rate (GFR) declines to 25% of normal,the parathyroid gland is no longer able to secrete sufficient parathyroid hormone (PTH) .
C) When the glomerular filtration rate (GFR) declines to 25% of normal,there is impaired synthesis of 1,25-vitamin D3,which reduces intestinal absorption of calcium.
D) When the glomerular filtration rate (GFR) declines to 25% of normal,there is impaired synthesis of 1,25-vitamin D3,which impairs the effectiveness of calcium and phosphate resorption from bone by parathyroid hormone (PTH) .
Correct Answer:
Verified
Correct Answer:
Verified
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