All are true regarding fetal skeletal mineralization except

A. Approximately 30g of calcium is needed especially during 3rd trimester.

B. Calcium required by fetus is only 10 % of maternal, skeletal calcium.

C. Amount of calcium absorbed increases to 400mg / day in the third trimester.

D. PTH plasma concentration is decreased in first trimester, but increases progressively later.

Correct Answer: Calcium required by fetus is only 10 % of maternal, skeletal calcium.

Description: Fetal calcium requirement is only 3 % of total calcium held within maternal skeleton.

Category: Gynaecology & Obstetrics

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