Choose the best answer: Magnesium is an important cofactor for many reactions because? 

True or false: Vitamin D receptors are only found in bone tissue.

Select all that apply. Which of the following are sources of protons (H+).

True or False. The Na+/K+ ATPase maintains high intracellular [K+] and high extracellular [Na+]

Choose the best answer. Under normal conditoons, magnesium toxicity is most often the result of?  

Choose the best answer. Which nutrient has a taste receptor? 

Select all that apply: Which of the following processes require or use calcium.

Choose the best answer. Which hormone is most associated with decreasing serum phosphate levels? 

Select all that apply. Calcitriol increases serum concentrations of which of the following minerals?

Select all that apply. Phosphorous/phosphate is lost in which of the following mechanisms?