Mcq Subject: Anaesthesia
What is the mode of action of local anesthetics?
A. Prevents Na+ channel activation and the Na+ influx associated with membrane depolarization.
B. Change the voltage gated Na+ channel from conducting to non conducting
C. Destroys the Na+ channel
D. Close the Na+ channel
View DescriptionWhich of the following anaesthetic agent lacks analgesic effect – a) N2Ob) Thiopentonec) Methohexitoned) Ketaminee) Fentanyl
A. a
B. c
C. ac
D. bc
View DescriptionCausative factor for acne are all except.
A. Androgen
B. Only food
C. Bacterial contamination
D. Hypercornification of duct
View DescriptionA 45-year-old woman with Crohn disease and a small intestinal fistula develops tetany during the second week of parenteral nutrition. The laboratory findings include Na: 135 mEq/L K: 3.2 mEq/L Cl: 103 mEq/L HCO3 : 25 mEq/L Ca: 8.2 mEq/L Mg: 1.2 mEq/L PO4 : 2.4 mEq/L Albumin: 2.4 An aerial blood gas sample reveals a pH of 7.42, PCO2 of 38 mm Hg, and PO2 of 84 mm Hg. Which of the following is the most likely cause of the patient’s tetany?
A. Hyperventilation
B. Hypocalcemia
C. Hypomagnesemia
D. Essential fatty acid deficiency
View DescriptionArrange following pas of Anesthesia machine according increasing pressure system wise i) Vaporize mounting devices ii) Hanger yoke assembly iii) Flow indicators iv) Pipe line indicator
A. (iii), (i), (iv), (ii)
B. (i), (iv), (iii), (ii)
C. (ii), (i), (iii), (iv)
D. (iii), (iv), (ii), (i)
View DescriptionWhich of the following is/are not intermediate acting non depolarizing NMB –
A. Pancuronium
B. Vecuronium
C. Rocuronium
D. Atracurium
View DescriptionVarious agents are used for local anaesthesia. The first local anaesthetic used in clinical anaesthesia was:
A. Bupivacaine
B. Cocaine
C. Lidocaine
D. Procaine
View DescriptionAll true about CisATRACURIUM except-
A. It is pure Cis isomer of atracurium
B. It is more potent than atracurium
C. It is also causes histamine release like atracurium
D. Metabolism similar to atracurium
View DescriptionIn status epilepticus, drug of choice is:
A. I/V diazepam
B. I/M diazepam
C. Oral clonazepam
D. I/M phenytoin
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