An electronic pulse oximeter, which can be clipped on the bridge of the nose, on the forehead, on the earlobe, or to the tip of a finger, determines the ________ concentration in arterial blood.
a. white blood cell
b. oxygen
c. red blood cell
d. carbon dioxide
Question 2
________ It's unnecessary for a medical record destruction policy to be in writing.
Indicate whether the statement is true or false