ABCP Board Exam Practice Questions And Answers All Correct

ABCP Board Exam Practice Questions And Answers All Correct The advantage of continuous warm blood cardioplegia is: A: increased oxygen delivery B: significantly decreased myocardial oxygen tension C: a shift of the oxygen dissociation curve to the left D: lower myocardial oxygen consumption - ANSWER A IABP augmentation is contraindicated in patients with: A: prosthetic aortic valves B: aortic insufficiency C: VSDs D: peripheral atherosclerosis - ANSWER B When using a roller pump. aortic dissection caused by the aortic cannula may be detected by: A: elevated venous return B: elevated arterial line pressure C: elevated left radial artery pressure D: increased venous saturation - ANSWER B The most significant advantage of VV ECMO over VA ECMO is: A: improved cardiac support B: unaffected pulmonary hemodynamics C: superior arterial oxygenation D: reduced pulmonary blood flow - ANSWER B When compared to true membranes, hydrophobic microporous membrane oxygenators may exhibit which of the following characteristics: A: increased oxygen transfer B: fluid passage to the gas compartment C: decreased CO2 transfer D: reduced surface boundary layer - ANSWER B Polyvinly Chloride tubing in the roller pump usually deteriorates by: A: crumbling away from the outside B: crumbling away from the inside C: cracking and breaking from the outer edge in D: cracking or breaking from the inner edge out - ANSWER C Activated Factor X is the first step in which of the following coagulation stages? A: intrinsic pathway B: common pathway C: waterfall sequence D: extrinsic pathway - ANSWER B Under normal physiologic conditions, which organ has the lowest oxygen consumption per unit weight? A: brain B: kidney C: lungs D: liver - ANSWER B The release of norepinephrine by the nerve impulses causes interaction with: A: alpha receptors B: beta receptors C: baroreceptors D: chemoreceptors - ANSWER A In a patient with a chronic hypoxic condition, the oxyhemoglobin dissociation curve is shifted to the right by: A: the Haldane effect B: increased 2,3 DPG levels C: the Bohr effect D: increased ADP - ANSWER B The use of Citrate Phosphate Dextrose (CPD-A) in blood in the perfusate affects which parameters? A: potassium B: ionized calcium C: total carbon dioxide D: blood sugar - ANSWER B Dexamethasone is a potent, synthetic: A: curarizing agent B: anti-arrhythmic C: adrenocortical steroid D: beta blocker - ANSWER C Deferoxamine (desferrioxamine) administered in large doses is a(n): A: diuretic B: calcium channel blocker C: antiarrhythmic agent D: hydroxyl radical scavenger - ANSWER D Iloprost is an analog of: A: IgA B: aprotinin C: prostacyclin D: thromboxane - ANSWER C