To avoid reflux of an anticoagulant, you should do all of the following except: a. keep the patient’s arm elevated above the heart. b. allow the tube to fill from the bottom up. c. remove the last...

To avoid reflux of an anticoagulant, you should do all of the following except:

a. keep the patient’s arm elevated above the heart. b. allow the tube to fill from the bottom up. c. remove the last tube from the needle before removing the tourniquet. d. remove the last tube from the needle before removing the needle.