TYK307

All of the following statements regarding calcium metabolism are true EXCEPT:

a) PTH increases 1,25-vitamin D production by stimulating renal 1α-hydroxylase activity.

b) PTH increases urinary cAMP excretion.

c) In contrast to 1,25-vitamin D, PTH decreases renal reabsorption of phosphate.

d) PTHrP is essential in maternal-fetal exchange of calcium and fetal bone maturation.

e) All of the above are true.

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Answer

Answer e. All of these statements are correct about calcium metabolism.

This question originally printed in the Pediatric Anesthesiology Review Topics kindle book series, and appears courtesy of Naerthwyn Press, LLC.