Question 1

(Multiple Choice)

When a person is chewing food,the concentration of ions in saliva changes with:


A)A decrease in Na+,Cl-,and HCO3-.
B)A decrease in Na+ and Cl- and an increase in HCO3-.
C)A decrease in K+ and Na+.
D)An increase in Na+,Cl-,and HCO3-.
E)A decrease in K+ and HCO3-.

Answer

D