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31. Chloroxylenol has_______________?

A. Local anesthetic property
B. Local anesthetic and antiseptic action
C. Antiseptic action
D. Antibiotic action

32. Dissociative Sedation and analgesia described by Robert and Rosebaum in 1971 is____________?

A. 5 to 20% N20
B. 20 to 30% N20
C. 30 to 50% N20
D. 50 to 70% N20

33. Which of the following cannot be used as a surface local anaesthetics ?

A. Procaine
B. Tetracaine
C. Lidocaine
D. Benzocaine

34. About articaine, all are true except_____________?

A. Plasma half-life is 90 min
B. Is amide which is metabolized in liver
C. Mandibular infiltration is more effective than nerve block in mandibular molar teeth
D. More breaks down causes more toxicity

35. Nitrous oxide is______________?

A. A good analgesic but a poor anesthetic
B. A good anesthetic but a poor analgesic
C. A good analgesic and a good anesthetic
D. A poor analgesic and a poor anesthetic

36. Which among the following is Not used for surface anesthesia ?

A. Lignocaine
B. Procaine
C. Tetracaine
D. Benzocaine

37. All of the following causes increase in heart rate except________________?

A. Halothane
B. Isoflurane
C. Sevoflurane
D. Desflurane

38. Which one of the following agents sensitises the myocardium to catechlomines____________?

A. Isoflurane
B. Ether
C. Halothane
D. Proplofol

39. Side of action of muscle selanant is______________?

A. Myoneural junction
B. Central
C. Ascending reticular
D. Red nucleus activating system

40. In the second stage of anesthesia the pupil is_______________?

A. Constricted
B. Partially dilated
C. Normal in size
D. Totally dilated