75 mg of ranitidine in 50mL of NS is to be infused over 30 minutes. What is the rate in mL/hr?

An antibody is:

a. A cell that engulfs and digests solid substances. b. A material not normally present in the body that stimulates an immune response. c. A protein that resides in the T cells. d. A protein produced by the body in response to stimulation by an antigen.

The medical assistant performing a venipuncture for a human immunodeficiency virus (HIV) test must ________.

A. wash hands thoroughly B. maintain temperature at a certain level C. tell the patient to fast for 8 hours prior D. take the blood sample while the patient is lying down