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