For calcium to be absorbed, it must bind to a hormone -regulated brush border protein called what?
A) calmodulin
B) calciferol
C) calcitrol
D) calcium -binding protein (calbindin)
E) vitamin D

Question

Quizplus · Accepted Answer

Calcium absorption in the intestine is facilitated by a hormone-regulated brush border protein known as calcium-binding protein (calbindin). This protein aids in the transport of calcium across the intestinal cells into the bloodstream.

For Calcium to Be Absorbed, It Must Bind to a Hormone