10 Random Questions
Which of the following will most closely mimic the effects of stellate ganglion block?
(A) Axillary perivascular block with 25 mL of 1.5% lidocaine
(B) Cervical nerve block at C2-5 with 2 mL of 1.5% lidocaine
(C) Supraclavicular block at the level of the first rib with 25 mL of 1.5% lidocaine
(D) Block of the median, radial, ulnar, musculocutaneous, and intercostobrachial nerves
(E) Excision of thoracic sympathetic ganglia Tl-4
Reveal Answer
ADVANCED
Regional & Pain
A patient undergoes axillary block for placement of an arteriovenous shunt in the forearm. Blockade of the musculocutaneous nerve is not achieved. Injection of a local anesthetic at which of the following sites will provide the required sensory block?
(A) Between the tendon of the palmaris longus and flexor carpi radialis
(B) Body of coracpbrachialis muscle
(C) Medial to the brachial artery at the elbow
(D) Proximal to the medial epicondyle against the medial surface of the humerus
(E) Superficial to the pulse of the axillary artery
Reveal Answer
ADVANCED
Regional & Pain
Following delivery with pudendal block, a patient requires anesthesia for removal of a retained placenta. The most appropriate anesthetic is
(A) epidural block
(B) ketamine analgesia with midazolam for amnesia
(C) opioid-based general endotracheal anesthetic
(D) potent inhaled general endotracheal anesthetic
(E) subarachnoid block
Reveal Answer
ADVANCED
OB
Which of the following is the most common initial manifestation of malignant hyperthermia?
(A) Hyperkalemia
(B) Increased distal esophageal temperature
(C) Increased PETCO2
(D) Red discoloration of urine
(E) Ventricular irritability
Reveal Answer
BASIC
General
Which of the following interventions is most effective in preventing neurologic injury resulting from global cerebral ischemia?
(A) Induction of barbiturate coma prior to ischemia
(B) Maintenance of serum glucose concentration greater than 200 mg/dl prior to ischemia
(C) Induction of hypothermia to a core temperature of 15 degrees C prior to ischemia
(D) Maintenance of PaCO2 less than 25 mmHg following ischemia
(E) Prevention of systemic hypertension following ischemia
Reveal Answer
ADVANCED
Neuro
Postdural puncture headache occurs most commonly in which of the following patients?
(A) Children
(B) Elderly persons
(C) Misn
(D) Parturients
(E) Persons with obesity
Reveal Answer
ADVANCED
OB
Compared with morphine 5 mg administered epidurally at T12, morphine 5 mg administered intravenously is associated with
(A) greater incidence of urinary retention
(B) less intense analgesia
(C) less nausea and vomiting
(D) longer duration of analgesia
(E) longer time to maximum analgesia
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
Regional & Pain
A patient with end-stage renal disease has prolonged ventilatory depression after administration of morphine. The most likely cause is increased
(A) serum concentration of morphine-6-glucuronide
(B) elimination half-life of morphine
(C) opioid receptors
(D) receptor affinity
(E) volume of distribution
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
Which of the following is an effect of nitrous oxide?
(A) Decreased pulmonary vascular resistance
(B) Depression of uterine contractility
(C) Inhibition of methionine synthetase
(D) Stimulation of lymphocyte chemotaxis
(E) Stimulation of myocardial contractility
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
A patient who has severe pain from unresectable cancer of the base of the tongue is referred for a neurolytic block. A block of which of the following will be effective?
(A) Gasserian ganglion
(B) Glossopharyngeal nerve
(C) Hypoglossal nerve
(D) Mandibular nerve
(E) Vagus nerve
Reveal Answer
ADVANCED
Regional & Pain