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185321 Surgery

A 63-year-old woman fell while crossing the street after her Thursday afternoon bridge game. Attempts at resuscitation for cardiac arrest by the emergency medical service (EMS) team were unsuccessful. The woman had previously been diagnosed as having aortic stenosis and left ventricular hypertrophy. In addition to these factors, which of the following predisposes to sudden cardiac death?

ASplit first heart sound
BHypokalemia
CSoft murmur at left of sternum that varies with inspiration
DFailure of the central venous pressure (CVP) to rise more than 1 cm H2O with 30-second pressure on the liver (hepato-jugular reflux)
Surgery
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185323 Pathology

In post-hepatic jaundice, the concentration of conjugated bilirubin in the blood is higher than that of unconjugated bilirubin because –

AThere is an increased rate of destruction of red blood cells.
BThe unconjugated bilirubin is trapped by the bile stone produced in the bile duct.
CThe conjugation process of bilirubin in liver remains operative without any interference.
DThe UDP-glulcuronosyltransferase activity is increased manifold in obstructive jaundice.
Pathology
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