Medical Jargon Close this window A abduction - to move a limb or some other body part away from the midline of the body ABG - arterial blood gas reading acetaminophen - a nonsalicylate analgesic-antipyretic (Tylenol) ACE - angiotension-converting enzyme ACLS - advanced cardiac life support; includes electricity (defibrillator) and drugs for life threatening arrhythmias acidotic - abnormally high acidity of body fluids and tissues acute - sudden, intense flare-up adenosine - a drug used to help a patient with Supraventricular tachycardia convert to normal sinus rhythm agonal - a word used to describe a major negative change in a patient's condition, usually preceding immediate death, such as a complete cessation of breathing or a dire change in the patient's EEG or EKG albuterol -