Pathology/ Bacteriology/Investigations

VSD with L to R shunt without PH results in
a) right atrial volume overload
b) overloading of pulmonary circulation
c) overloading of systemic circulation
d) dilatation of aorta
Mitral stenosis results in all of the following, EXCEPT,
a) dilatation of aorta
b) pulmonary venous congestion
c) RV hypertension
d) functional tricuspid regurgitation
Mitral incompetence results in all of the following, EXCEPT,
a) dilatation of aorta
b) LV volume overload
c) pulmonary venous congestion
d) RV hypertension
The problem in methemoglobinemia (mHb) is of
a) production of cytotoxic methemoglobin
b) inability of mHb to bind or release oxygen
c) mHb interfering with release of ATP in co-carboxylase cycle
d) nascent oxygen released from mHb destroying cell wall
PA diastolic pressure is monitored during CABG surgery for monitoring
a) LVEDP
b) lung compliance
c) interstitial volume
d) total body volume
Which of the following is NOT a part of Hypoplastic Left Heart Syndrome?
a) Pulmonary valve atresia
b) Mitral valve atresia
c) ASD
d) PDA
Which of the following statement about ‘Heparin Induced Thrombocytopenia( HIT)’ is FALSE?
a) HIT results due to antiheparin-PF4 antibodies
b) HIT occurs usually 5-12 days after initiation of heparin therapy
c) HIT carries a higher risk for venous and arterial thrombosis
d) Treatment of HIT is to transfuse platelets
Which of the following events is most likely to cause a focal brain damage?
a) atherosclerotic plaque at aortic cannulation site
b) BP of <15 mm of Hg for a long period during CPB
c) arterial saturation of 90% with circulating PCV of 15% during CPB
d) too much negative pressure during assisted venous drainage
Which of the following statements regarding basophils is FALSE?
a) basophils appear mainly in Staphylococcal infections
b) basophils contain anticoagulant heparin
c) basophils contain histamine
d) basophils, on reaching tissues , become macrophages
The type of WBC necessary for removal of bacteria, cell debris and solid particles is
a) basophil
b) B cell
c) monocyte
d) neutrophil
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