You should not use any sterile package if it is more than ___ from the time it was sterilized

An exact calculation of atrial heart rate is achieved by counting the mm boxes between two QRS complexes and then ________ 1500

a. subtracting from that number b. adding to that number c. multiplying that number by d. dividing that number into

During a blood collection, the patient complains that the procedure is very painful. What should the phlebotomist do?

A. Reassure the patient that the procedure will be over quickly. B. Remove the needle from the patient's arm and find an alternate site on the foot. C. Stop the procedure immediately and remove the needle. D. Remove the needle and reinsert it at a better angle.