The Health Care Provider Prescribes 4 Units of Regular Insulin

The health care provider prescribes 4 units of regular insulin and 10 units of NPH insulin subcutaneously before breakfast.The nurse draws the regular insulin into the syringe and is preparing to draw the NPH insulin into the same syringe.When finished,the syringe should contain _________ units.

A) 10
B) 12
C) 14
D) 16