10 Random Questions
Bupivacaine 30 ml injected into the inguinal perivascular space will usually block the
- (A) femoral, lateral femoral cutaneous, and obturator nerves
- (B) ilioinguinal, femoral, and sciatic nerves
- (C) femoral, sciatic, and obturator nerves
- (D) ilioinguinal, iliohypogastric, and pudendal nerves
- (E) sciatic, femoral, and posterior femoral cutaneous nerves
Which of the following is the most likely cause of the increased incidence of right ventricular failure in patients with morbid obesity?
- (A) Chronic hypoxia
- (B) Chronic silent pulmonary aspiration
- (C) Chronic silent subendocardial ischemia
- (D) Decreased vital capacity
- (E) Increased pulmonary blood flow
A 57-year-old man has back pain, a heart rate of 90 bpm, decreased pulse in the left arm, and blood pressure of 200/110 mmHg. During infusion of nitroprusside, heart rate increases to 115 bpm and blood pressure decreases to 140/80 mmHg. The most appropriate management at this time is administration of
- (A) droperidol
- (B) nifedipine
- (C) normal saline solution
- (D) propranolol
- (E) verapamil
Which of the following muscle relaxants in an ED95 dose would have the longest duration of action in a patient with renal failure?
- (A) Atracurium
- (B) Metocurine
- (C) Pancuronium
- (D) d-Tubocurarine
- (E) Vecuronium
Normal pregnancy is associated with a decrease in each of the following EXCEPT
- (A) expiratory reserve volume
- (B) FEV1/FVC ratio
- (C) functional residual capacity
- (D) thoracic compliance
- (E) vital capacity
The preanesthetic ECG trace (lead II) shown from a 32-year-old woman suggests
- (A) potential for tachyarrhythmia
- (B) need for preanesthetic atropine
- (C) myocardial ischemia
- (D) left bundle branch block
- (E) right ventricular hypertrophy
A child undergoing general anesthesia is breathing spontaneously using the Jackson-Rees modification of the Ayres T-piece. Respiratory rate is 20/min and tidal volume is 75 ml. What is the minimum fresh gas flow required to prevent rebreathing?
- (A) 750 ml/min
- (B) 1500 ml/min
- (C) 2250 ml/min
- (D) 4500 ml/min
- (E) 6000 ml/min
Which of the following is the most likely sequela of interscalene brachial plexus block?
- (A) Cervical epidural block
- (B) Hemidiaphragmatic paralysis
- (C) Pneumothorax
- (D) Seizure
- (E) Vocal cord paralysis
Which of the following statements concerning the choice of nitroprusside or nitroglycerin to induce deliberate hypotension is true?
- (A) Nitroglycerin is more potent
- (B) Nitroglycerin produces hypotension by acting on both arterial and venous capacitance vessels
- (C) Nitroprusside produces less rebound hypertension on discontinuation
- (D) The toxic effects of nitroprusside are independent of dose
- (E) The therapeutic effects of nitroprusside may persist on discontinuation
If both recurrent laryngeal nerves were severed during a difficult thyroidectomy for cancer, the most likely finding would be
- {A) paralysis of the cricothyroid muscles
- (B) cadaveric positioning of the true vocal cords
- (C) anesthesia of both sides of the epiglottis
- (D) bilateral pure adductor vocal cord paralysis
- (E) stridor