Perfusion Basic science Exam
Comprehensive Questions A+ Graded
Answers | With Expert Solutions
Q: An advantage of continuous warm blood cardioplegia is
Answer: - Increased oxygen delivery
Q: Intra-aortic balloon augmentation is contraindicated in pts with
Answer: - Aortic insufficiency
Q: When using a roller pump, aortic dissection caused by the aortic cannula may be
detected by
Answer: -Elevated arterial line pressure
Q: The most significant advantage of venovenous ECMO over venoarterial ECMO is
Answer: -Unaffected pulmonary hemodynamics
Q: The rate of water extraction using an ultrafiltration device is dependent upon
Answer: -1. Number, depth, and diameter of membrane pores
Q: 2. transmembrane pressure
Q: 3. Blood flow rate
Q: When compared to trueembranes, hydrophobic microporous membrane
oxygenators may exhibit
Answer: -Fluid passage into the gas compartment
Q: A low venous oxygen saturation may indicate
Answer: -1. Increased oxygen utilization
Q: 2. Inadequate pump output
Q: 3. Failure of the oxygenator to oxygenate the blood
Q: Polyvinyl chloride tuning in the roller pump usually deteriorates by
Answer: -Cracking and breaking from the outer edge in
Q: The theoretical advantage of blood cardioplegia over crystalloid is evidenced by
Answer: -1. Greater preservation of myocardial high energy phosphates
Q: 2. Greater myocardial oxygen utilization
Q: 3. Reduced cardiac enzyme release in the immediate post operative period
Q: Activated factor X is the first step in which of the following coagulation stages
Page 1
, Answer: -Common pathway
Q: Under normal physiological conditions, which organ has the lowest oxygen
consumption per unit weight
Answer: -Kidney
Q: The release of NE by the nerve impulses causes interaction with
Answer: - Alpha receptors
Q: In a pt with chronic hypoxic condition, the oxyhemoglobin dissociation curve is
shifted to the right by
Answer: -Increased 2,3 DPG levels
Q: The use of citrate phosphate dextrose (CPDA) blood in the perfusate affects what
parameter
Answer: -Ionized calcium
Q: Verapamil has actions similar to those of
Answer: -Nifedipine
Q: Anti-arrhythmic
Q: Anti HTN
Q: Dexamethasone is a potent, synthetic
Answer: -Adrenocortical steroid
Q: Deferoxamine (desferrioxamine) administered in large doses is a
Answer: - Hydroxyl radical scavenger
Q: Iloprost is analog of
Answer: -Prostacyclin
Q: Tx HTN
Q: With normal renal function, the half life of cephalexin is
Answer: -1 hour
Q: Cephalexin
Answer: -Antibiotic
Q: Treatment for blood transfusion reaction
Answer: -Steroids
Q: Diuretics
Q: Heparin
Q: Tx for antithrombin III deficiency
Answer: -FFP
Page 2
Comprehensive Questions A+ Graded
Answers | With Expert Solutions
Q: An advantage of continuous warm blood cardioplegia is
Answer: - Increased oxygen delivery
Q: Intra-aortic balloon augmentation is contraindicated in pts with
Answer: - Aortic insufficiency
Q: When using a roller pump, aortic dissection caused by the aortic cannula may be
detected by
Answer: -Elevated arterial line pressure
Q: The most significant advantage of venovenous ECMO over venoarterial ECMO is
Answer: -Unaffected pulmonary hemodynamics
Q: The rate of water extraction using an ultrafiltration device is dependent upon
Answer: -1. Number, depth, and diameter of membrane pores
Q: 2. transmembrane pressure
Q: 3. Blood flow rate
Q: When compared to trueembranes, hydrophobic microporous membrane
oxygenators may exhibit
Answer: -Fluid passage into the gas compartment
Q: A low venous oxygen saturation may indicate
Answer: -1. Increased oxygen utilization
Q: 2. Inadequate pump output
Q: 3. Failure of the oxygenator to oxygenate the blood
Q: Polyvinyl chloride tuning in the roller pump usually deteriorates by
Answer: -Cracking and breaking from the outer edge in
Q: The theoretical advantage of blood cardioplegia over crystalloid is evidenced by
Answer: -1. Greater preservation of myocardial high energy phosphates
Q: 2. Greater myocardial oxygen utilization
Q: 3. Reduced cardiac enzyme release in the immediate post operative period
Q: Activated factor X is the first step in which of the following coagulation stages
Page 1
, Answer: -Common pathway
Q: Under normal physiological conditions, which organ has the lowest oxygen
consumption per unit weight
Answer: -Kidney
Q: The release of NE by the nerve impulses causes interaction with
Answer: - Alpha receptors
Q: In a pt with chronic hypoxic condition, the oxyhemoglobin dissociation curve is
shifted to the right by
Answer: -Increased 2,3 DPG levels
Q: The use of citrate phosphate dextrose (CPDA) blood in the perfusate affects what
parameter
Answer: -Ionized calcium
Q: Verapamil has actions similar to those of
Answer: -Nifedipine
Q: Anti-arrhythmic
Q: Anti HTN
Q: Dexamethasone is a potent, synthetic
Answer: -Adrenocortical steroid
Q: Deferoxamine (desferrioxamine) administered in large doses is a
Answer: - Hydroxyl radical scavenger
Q: Iloprost is analog of
Answer: -Prostacyclin
Q: Tx HTN
Q: With normal renal function, the half life of cephalexin is
Answer: -1 hour
Q: Cephalexin
Answer: -Antibiotic
Q: Treatment for blood transfusion reaction
Answer: -Steroids
Q: Diuretics
Q: Heparin
Q: Tx for antithrombin III deficiency
Answer: -FFP
Page 2
