CSFA Exam Prep 1 Questions with Correct Answers

CSFA Exam Prep 1 Questions with Correct Answers During cardiac arterial bypass grafting, a surgeon needs to vasodilate and stop arterial spasm. Which of the following drugs should be used? A. papaverine B. heparin C. protamine D. norepinephrine - Answer-A. Papaverine stops spasming and relaxes smooth muscles, especially those of large arteries. When ligating the short gastric arteries, placing them under too much tension may result in a tear of the A. splenic capsule. B. lesser omentum. C. celiac trunk. D. common bile duct. - Answer-A. The splenic capsule is attached to the short gastric arteries and tension would result in tearing. Which of the following is needed to complete the circuit on an ESU when using a monopolar electrode tip? A. a bipolar forceps B. an insulated holster C. an active electrode D. a dispersive pad - Answer-D. The dispersive pad disperses high-frequency current released through the active electrode and provides low current density return from tissues back to the generator to complete the circuit. A complication of steep reverse Trendelenburg position is A. deep vein thrombosis. B. arterial compression. C. cardiac overload. D. respiratory alkalosis. - Answer-A. Steep reverse Trendelenburg position decreases venous return. Sequential compression stockings are applied to prevent deep venous thrombosis. The topical hemostatic agent thrombin should never be directly injected or allowed to enter into a vessel because