[Solved] What is the trigger for angina pectoris? A)Atherosclerotic lesions B)Hyperlipidemia C)Myocardial necrosis D)Myocardial ischemia Mayo Stand: A movable medical equipment stand used in surgical settings to hold sterile instruments and supplies. Stainless Steel: A corrosion-resistant alloy of iron, chromium, and often nickel, used in a wide variety of applications where durability and resistance to corrosion are required. Sterile Instruments: Tools that have been cleaned and sanitized to eliminate all forms of microbial life to prevent infection during medical procedures. Surgical Site: An area on the body that is the focus of a surgical procedure.