Anesthesia Hub -

10 Random Questions

A 64-year-old man with diabetes mellitus well controlled with NPH insulin undergoes lower extremity revascularization. Following administration of protamine 10 mg, the patient has facial flushing and blood pressure of 60/30 mmHg. The most appropriate initial step in management is administration of which of the following drugs?

(A) Diphenhydramine
(B) Epinephrine
(C) Hydrocortisone
(D) Norepinephrine
(E) Phenylephrine

ADVANCED Pharmacology & Pharmacokinetics General

Which of the following EEG findings is expected during maintenance anesthesia with high-dose fentanyl (50 ju-g/kg), nitrous oxide, and oxygen?

(A) Low-frequency high-voltage activity
(B) Nondominant hemispheric slowing
(C) Predominant alpha activity
(D) Prominent beta activity
(E) Spindle-shaped bursts

When evaluating a screening test, which of the following is the most appropriate term for the proportion of patients with a disease who have a positive test result?

(A) Accuracy
(B) Incidence
(C) Selectivity
(D) Sensitivity
(E) Specificity

BASIC General

A sensory level of T2 is achieved after administration of spinal anesthesia. Which of the following lung volumes is LEAST likely to be affected?

(A) Expiratory reserve volume
(B) Inspiratory reserve volume
(C) Inspiratory capacity
(D) Tidal volume
(E) Vital capacity

BASIC Respiratory & Critical Care Regional & Pain

Compared with adults, caudal anesthesia in children is associated with

(A) higher risk for subarachnoid puncture
(B) more severe hypotension
(C) more rapid onset of sensory block
(D) smaller volume of anesthetic per kilogram of body weight
(E) toxic effects at lower serum levels of bupivacaine

ADVANCED Pediatric Regional & Pain

Postoperatively a 70-kg patient has a serum sodium value of 130 mEq/L. To increase this value to 140 mEq/L would require the administration of how much sodium in mEq?

(A) 140
(B) 250
(C) 420
(D) 600
(E) 740

BASIC Transfusions & Fluids

An 18-month-old child with tetralogy of Fallot is anesthetized with halothane and nitrous oxide. Following intubation, oxygen saturation decreases abruptly from 85% to 45%. The most effective treatment is

(A) discontinuation of halothane
(B) hyperventilation
(C) intravenous epinephrine
(D) intravenous phenylephrine
(E) positive end-expiratory pressure

ADVANCED Pediatric Cardiac

Which of the following statements concerning postspinal headache is true?

(A) Cerebrospinal fluid leukocytosis occurs
(B) Intravenous caffeine therapy is more effective than epidural blood patch
(C) The incidence decreases with age
(D) The incidence is higher in males than in females of all ages
(E) The incidence is the same after single or multiple dural punctures

ADVANCED Neuro Regional & Pain

Which of the following is most likely to increase hepatic blood flow during general anesthesia?

(A) Addition of positive end-expiratory pressure
(B) Discontinuation of isoflurane and administration of enflurane
(C) Increased PaCO2
(D) Moderate controlled hypotension
(E) Subarachnoid administration of morphine

BASIC General

When treating reflex sympathetic dystrophy of an arm, which of the following is the best indicator of a successful sympathetic blockade?

(A) A pinprick sensory deficit in the distribution of C6
(B) A 5°C increase in the temperature of the skin of the hand
(C) An accentuated psychogalvanometric response in the forearm
(D) An ipsilateral positive Horner's syndrome
(E) Decreased temperature sensation in the hand