10 Random Questions
Each of the following can produce adequate analgesia for the first stage of labor EXCEPT
- (A) subarachnoid morphine
- (B) epidural bupivacaine
- (C) pudendal block with lidocaine
- (D) paracervical block with lidocaine
- (E) lumbar sympathetic block with lidocaine
A 2600-g neonate is to undergo surgical repair of a small gastroschisis. The infant is preoxygenated with 100% oxygen. Arterial hemoglobin desaturation is noted during laryngoscopy after a rapid-sequence induction. Which of the following is the most likely cause?
- (A) High fetal hemoglobin concentration
- (B) High ratio of oxygen consumption to functional residual capacity
- (C) Low functional residual capacity in milliliters per kilogram
- (D) Poor thoracic compliance
- (E) Patent ductus arteriosus
The flow-volume loop shown is most likely from a patient with which of the following?
- (A) Bilateral vocal cord paralysis
- (B) Chronic bronchitis
- (C) Tracheal stenosis six months after a previous tracheostomy
- (D) Tumor of the lower trachea
- (E) Normal respiratory status
A 52-year-old woman undergoes facial surgery during general endotracheal anesthesia. The ventilator is set to deliver a tidal volume of 600 ml and a respiratory rate of 10/min at an FiO2 of 1.0. SpO2 is 100%, peak inspiratory pressure is 18 cmH2O, and PetCO2 is 40 mmHg. The surgeon flexes the patient's head so the chin touches the chest. Which of the following findings indicates that endobronchial intubation has NOT occurred?
- (A) Fluctuating capnographic waveform
- (B) Greater expiratory volume than inspiratory volume
- (C) Unchanged SpO2
- (D) Unchanged PetCO2
- (E) Unchanged peak inspiratory pressure
Each of the following indicates a hemolytic transfusion reaction in an anesthetized patient EXCEPT
- (A) bleeding diathesis
- (B) wheezing
- (C) hypotension
- (D) hemoglobinuria
- (E) decreased serum haptoglobin concentration
During attempted cannulation of the right internal jugular vein, the exploring needle goes lateral to the vein. Which of the following structures is most likely to be encountered?
- (A) Carotid artery
- (B) Vagus nerve
- (C) Thoracic duct
- (D) Phrenic nerve
- (E) Long thoracic nerve
A 30-year-old woman develops urticaria immediately after administration of 2% 2-chloroprocaine for removal of a nevus on the chest wall. This reaction resolves with administration of diphenhydramine and the surgery is rescheduled. During the second procedure, a field block is performed using 10 ml of 1% lidocaine from a multidose vial. Within 10 minutes the patient develops urticaria and wheezing and has difficulty breathing. These symptoms resolve with administration of epinephrine. Which of the following substances is the most likely cause of these reactions?
- (A) A paraben derivative
- (B) Povidone-iodine
- (C) Ethylenediaminetetraacetic acid (EDTA)
- (D) Propylene glycol
- (E) Sodium bisulfite
A 19-year-old woman has severe nausea and vomiting following laparoscopy. After intramuscular administration of prochlorperazine 10 mg, she has muscle spasms in the face, neck, and tongue. Which of the following is the most appropriate management?
- (A) Baclofen
- (B) Diphenhydramine
- (C) Epinephrine
- (D) Hydrocortisone
- (E) Naloxone
When used for irrigation during transurethral resection of the prostate, glycine 1.5% is associated with each of the following EXCEPT
- (A) hemolysis
- (B) hyperammonemia
- (C) cerebral edema
- (D) hypofibrinogencmia
- (E) visual disturbances
An 8-kg, 1-year-old boy is scheduled for a bilateral inguinal hernia repair. If regional anesthesia is to be used for post-operative analgesia, which of the following statements is true?
- (A) Caudal administration of 0.25% bupivacaine will provide analgesia without evidence of motor block
- (B) Caudal administration of 0.125% bupivacaine is as effective as caudal administration of 0.25% bupivacaine
- (C) Caudal analgesia is more difficult to achieve in young children than in adults
- (D) The recommended volume of local anesthetic used for caudal analgesia in children is 3 ml per year of age
- (E) The volume of 0.25% bupivacaine required for bilateral ilioinguinal and iliohypogastric nerve blocks would be too large