The Renal System

at a Glance

Christopher O'Callaghan

Multiple Choice:

Chapter 25. Calcium, phosphate and magnesium metabolism

1. Which of the following statements about calcium and phosphate are true?
         
         
a. calcium is the major cation in extracellular fluid True   False    
b. a rise in plasma calcium levels can cause precipitation of calcium phosphate True   False    
c. intracellular calcium concentration is tightly regulated True   False    
d. all the calcium in plasma is present as free ionised calcium True   False    
e. a rise in plasma phosphate levels can cause precipitation of calcium phosphate True   False