D:-Increased pulmonary artery pressures
Correct Answer:- Option-B
Question39:-Cold hemagglutinin disease is
A:-Caused by lg G antibodies
B:-Occurs in about 2% of general population
C:-A cause of myocardial infarction
D:-Aggravated by hemodilution
Correct Answer:- Option-C
Question40:-Indications for deep hypothermic circulatory amest are all except
A:-Type A dissection
B:-Distal descending thoracic aneurysms
C:-IVC tumour resections
D:-Porcelian aorta
Correct Answer:- Option-B
Question41:-Retrograde Cerebral perfusion is
A:-Administered at 500 mimin
B:-Pressures upto 40 mm Hg are used
C:-Best for long procedures under deep hypothermic circulatory arest
D:-Effective in providing nutrition to the brain
Correct Answer:- Option-A
Question42:-In PADCAB perfusion is provided to
A:-Right ventricle
B:-Cerebral circulation
C:-Coronary circulation
D:-Renal arteries
Correct Answer:- Option-C
Question43:-All of the following in cardioplegia prevent cell damage except
A:-Aspartate
B:-Glutamate
C:-Calcium channel blockers
D:-CPD
Correct Answer:- Option-C
Question44:-Controlled cross circulation was developed by
A:-Lillehei
B:-Gibbon
C:-Cohen
D:-De Wall
Correct Answer:- Option-A
Question45:-Cardioplegia was first used by

C:-Drew
D:-Melrose
Correct Answer:- Option-D

Question46:-The follo factors influence venous drainage except
A:-Flow Characteristics
B:-Pressure applied to the venous reservoir
C:-Tip style of cannula
D:-None of the above
Correct Answer:- Option-D
Question47:-Which size tubing is not commonly used in cardiopulmonary bypass
A:-1/4 inch
B:-3/8 inch
C:-3/16 inch
D:-1/8 inch
Correct Answer:- Option-D
Question48:-Centrifugal pumps are all except
A:-more expensive
B:-afterioad dependant