Which of the following do calcium, phosphorus, and magnesium have in common?
A) They all exist in circulation as only free or ionized forms.
B) They all exist as free or ionized forms, bound to proteins and complexes to radicals, e.g., sulfates to form salts.
C) Calcium exists as bound and free only, phosphorus exists only as bound and complexes to radical to form salts and magnesium exists as free or ionized forms, bound to proteins and complexes to radicals to form salts.
D) Calcium blood levels are regulated by parathyroid hormones, phosphorus is regulated by testosterone, and magnesium is regulated by insulin.

Question

Quizplus · Accepted Answer

Calcium, phosphorus, and magnesium can all exist in the body in various forms: as free or ionized forms, bound to proteins, and complexed with anions (like sulfates) to form salts. This versatility in their biochemical forms allows them to participate in a wide range of physiological processes.

Which of the Following Do Calcium, Phosphorus, and Magnesium Have