Mcq Subject: Anaesthesia

True about N2O:

A. Pin index 3,5

B. Blue in colour

C. Stored as liquid

D. All

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Intra-aerial injection of thiopentone. All true except:-

A. Intra-aerial thiopentone can form crystals in aerioles & capillaries and cause intense vasoconstriction

B. It should be treated promptly with papaverine and lidocaine

C. Treatment of choice is stellate ganglion block

D. Heparinization can also be done

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Bradycardia is common after injection of

A. Midazolam

B. Succinylcholine

C. Dopamine

D. Isoprenaline

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All of the following are signs of successful stellate ganglion block, except:

A. Flushing of face

B. Conjunctival congestion

C. Mydriasis

D. Nasal stuffiness

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Not as used as induction agent among the following is –

A. Midazolam

B. Etomidate

C. Ketamine

D. Propofol

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IV dose of 1:10000 concentration of epinephrine in the preterm baby is

A. 0.1 ml

B. 0.2 ml

C. 0.3 ml

D. 0.4 ml

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Regarding Hartmann’s solution, false is

A. Contains potassium ions

B. Equilibrates with extracellular fluid

C. Has a pH of 8

D. Is miscible with insulin

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Administration of scoline (Sch) produces dangerous hyperkalemia in

A. Acute renal failure (ARF)

B. Raised ICT

C. Fracture femur

D. Paraplegia

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All of the following are safety measures to prevent the delivery of hypoxic gas mixture to the patient except –

A. Location of oxygen valve after the N2O valve

B. Presence of a PIN index system to prevent wrong attachment of the N2O and oxygen cylinders

C. Location of a fail-safe valve downstream from the nitrous oxide supply source

D. All of the above

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38 year old hypothyroid female patient presents for uterine fibroid excision. She is 5’5” and weighs 60 kg. She ate at 8 PM the previous night and took thyroxine tablet with sip of water in the morning. If the case is supposed to start at 8 AM, what is fluid deficit

A. 1.5L

B. 1.2L

C. 1.4L

D. 1.6L

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