Which of the following signs of congestive cardiac failure constitute a major risk to the surgical patient undergoing anaesthesia ?
APedal oedema
BJugular venous distention and third heart sound
CBasal crepitations on auscultation
DCardiomegaly
What is the preferred concentration range of lidocaine for topical anesthesia?
A2-4%
B7-12%
C12-15%
D<2%
What is the percentage of halothane that is metabolized in the human body?
A50%
B5%
C2.50%
D25%
+ 7 more in the PDF
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