After an uncomplicated cesarean delivery, a full-term neonate has intermittent cyanosis. Diaphragmatic effort is vigorous and respiratory distress is relieved while crying. The most likely diagnosis is
Which of the following findings on the left is most likely to be associated with an increased risk of complications with cannulation of the left internal jugular vein compared with cannulation of the right internal jugular vein?
(A) Longer recurrent laryngeal nerve
(B) Lower location of the cupola of the pleura
(C) More acute angle between the internal jugular and innominate veins
The two E oxygen cylinders on an anesthesia machine have pressure readings of 1100 psi each. At an oxygen flow of 3 L/min, there will be sufficient oxygen for approximately
Pulmonary artery diastolic pressure increases acutely from 10 to 20 mmHg in a 28-year-old man undergoing cervical laminectomy in the sitting position. The most appropriate first step in the management of this patient is to
(A) administer furosemide
(B) aspirate from the proximal port of the pulmonary artery catheter
(C) inflate the balloon on the pulmonary artery catheter
(D) place the patient in the left lateral decubitus position
(E) start an infusion of nitroglycerin
B
A patient has sudden cardiopulmonary arrest five minutes after retrobulbar block with 0.75% bupivacaine 2 ml with hyaluronidase for ophthalmologic surgery. No premonitory changes were noted on the pulse oximeter. The most likely cause is
(A) allergic reaction to hyaluronidase
(B) direct cardiac toxicity
(C) oculocardiac reflex
(D) intravenous injection of local anesthetic
(E) subarachnoid injection of local anesthetic
E
A patient being mechanically ventilated in the ICU requires wound debridement twice daily. Each of the following agents would be appropriate for induction of brief general anesthesia EXCEPT
A 26-year-old man is in the ICU one hour after sustaining a displaced cervical fracture at the level of C7-8 in a diving accident. Each of the following findings is consistent with this patient's injury EXCEPT
(A) bilateral paralysis of the vocal cord adductors
(B) gastric dilatation
(C) hypotension without tachycardia
(D) inward movement of the chest with inspiration
(E) normal tidal volume
A
During nitrous oxide anesthesia, which of the following expands most rapidly?
(A) Air bubble in the blood
(B) Air in the intestine
(C) Endotracheal tube cuff
(D) Pneumothorax
(E) Sulfahexafluoride bubble in the vitreal cavity