Which of the following should a medical assistant identify as a diagnostic procedure that produces images of body structures? Audiometry Electromyography Computed tomography Holter monitoring {Ans: Computed tomography (Computed tomography, commonly referred to as a CT scan, is a radiographic imaging procedure used to produce three-dimensional cross sections of body structures for diagnostic purposes.)} {Ans: Rheumatoid arthritis (Rheumatoid arthritis is an inflammatory disease that causes pain, swelling, and deformity in the joints, especially in the hands and feet.)}Using knowledge of roots and suffixes, a medical assistant should identify that the term "oophorectomy" has which of the following meanings? Brain disorder Breakdown of blood cells Opening in the windpipe Removal of the ovaries {Ans: Removal of the ovaries (The root "oophor" means ovary, and the suffix "ectomy" means removal or excision. Therefore, oophorectomy is the surgical removal of the ovaries.)}When a medical assistant is documenting data in a patient's progress notes, which of the following abbreviations is acceptable for use? > O2 MgSO4 µg {Ans: O2 (O2 is the abbreviation for oxygen and is approved for use in medical chart notation.)}When processing a patient's referral, a medical assistant should identify which of the following as a laboratory