Mcq Subject: Anaesthesia
During a surgery a patient developed muscle rigidity, increased hea rate and hypercarbia. Emergence of malignant hypehermia is suspected. The agent which precipitates this condition most commonly is:
A. Succinyl choline
B. Dantrolene sodium
C. Gallamine
D. Pancuronium
View DescriptionWhich of the following intravenous anesthetic agents causes highest incidence of nausea & vomiting:
A. Thiopentone
B. Propofol
C. Etomidate
D. Ketamine
View DescriptionWhich is not a complication in surgery in sitting position?
A. Venous air embolism
B. Hemorrhage
C. Pneumocephalus
D. Tongue edema
View DescriptionDepth of anaesthesia can be best assessed by
A. Pulse oximeter
B. End tidal Pco2
C. ABG analysis
D. Bispectral index
View DescriptionWhich of the following statement about the pathophysiology of mitral stenosis is accurate
A. Patients with mitral stenosis have decreased left atrial pressure.
B. Patients with mitral stenosis generally have an under-loaded left ventricle.
C. The increased pressure gradient between the left atrium and left ventricles results in left ventricular hyperophy.
D. Diastolic filling of the left ventricle is increased in mitral stenosis because of the increased pressure gradient between the left atrium and left ventricle.
View DescriptionThe laryngeal mask airway used for securing the airway of a patient in all of the following conditions, EXCEPT:
A. In a difficult intubation
B. In cardiopulmonary resuscitation
C. In a child undergoing an elective/routine eye surgery
D. In a patient with a large tumour in the oral cavity
View DescriptionWhich of the following is known to cause severe pain on injection?
A. Thiopentone
B. Pethidine
C. Phenobarbitone
D. Ketamine
View DescriptionA 59-year-old man with a history of myocardial infarction 2 years ago undergoes an uneventful aoobifemoral bypass graft for aooiliac occlusive disease. Six hours later he develops ST segment depression, and a 12-lead electrocardiogram (ECG) shows anterolateral ischemia. His hemodynamic parameters are as follows: systemic BP 70/40 mm Hg, pulse 100 beats per minute, CVP 18 mm Hg, PCWP 25 mm Hg, cardiac output 1.5 L/min, and systemic vascular resistance 1000 (dyne * s)/cm5 . Which of the following is the single best pharmacologic intervention for this patient?
A. Sublingual nitroglycerin
B. Intravenous nitroglycerin
C. A sho-acting b-blocker
D. Dobutamine
View DescriptionWhich inhalational agent acts on NMDA receptor:-
A. Xenon
B. Desflurane
C. Sevoflurane
D. Isoflurane
View DescriptionAll true about dosing of succinylcholine except-
A. In adults, a dose of 1.0 mg/ kg body weight can yield intubating condition
B. Children are resistant to succinylcholine so Between 1 to 2 mg/kg required
C. Infant the dose is Between 2-3 mg/kg
D. In obese , dose in calculated according to lean body weight
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