問題詳情
23. A lower-than-normal concentration of plasma calcium causes
(A) a decrease in bone resorption
(B) a decrease in the urinary excretion of calcium
(C) a decrease in the secretion of parathyroid hormone (PTH)
(D) a decrease in vitamin D release from the skin
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增