Anesthesia Hub -

10 Random Questions

A delay in surgery for 24 to 48 hours for preoperative stabilization and preparation is acceptable in each of the following neonatal conditions EXCEPT

(A) biliary atresia
(B) diaphragmatic hernia
(C) meningomyelocele
(D) pyloric stenosis
(E) tracheoesophageal fistula

ADVANCED Pediatric

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

BASIC Pharmacology & Pharmacokinetics

Each of the following statements about the anatomy of the autonomic nervous system is true EXCEPT:

(A) Preganglionic cell bodies are located in the central nervous system
(B) Postganglionic neurons are located in outlying ganglia
(C) The parasympathetic ganglia are located near their target organs
(D) The adrenal gland is innervated only by the sympathetic nervous system
(E) The parasympathetic nervous system has thoracic and sacral segments

BASIC General

In a patient with adult respiratory distress syndrome who is being mechanically ventilated, which of the following findings indicates the most severe disease?

(A) Decreased functional residual capacity
(B) Decreased lung compliance
(C) Hypercarbia
(D) Hypoxemia
(E) Increased dead space

When succinylcholine is administered intravenously to infants, intragastric pressure

(A) is usually unchanged
(B) increases to a peak of 30 cmH20 within two minutes
(C) increases because of abdominal muscle fasciculations
(D) increases because of an acetylcholine-like effect on the vagus nerve
(E) peaks and subsides within five minutes

ADVANCED Pharmacology & Pharmacokinetics Pediatric

An 18-year-old patient with hemophilia A is scheduled for inguinal hernia repair. Preoperatively, factor VIII concentration is 60% of normal. The most appropriate management is administration of

(A) fresh frozen plasma
(B) cryoprecipitate
(C) factor VIII concentrate
(D) vitamin K
(E) none of the above

Which of the following is the most important function of temperature compensation in anesthetic vaporizers?

(A) Compensation for changes in the specific heat of the anesthetic during vaporization
(B) Delivery of diluent gas at a constant temperature regardless of flow rate
(C) Increase of bypass flow when the vaporizer is cooled by high fresh gas flow
(D) Maintenance of constant anesthetic vapor output over a range of vaporizer temperatures
(E) Maintenance of constant vapor concentrations at low flow rates

BASIC Equipment & Physics

When performed with identical doses, which of the following types of regional block is associated with the highest plasma concentration of the drug?

(A) Brachial plexus
(B) Caudal
(C) Intercostal
(D) Subcutaneous infiltration
(E) Thoracic epidural

ADVANCED Regional & Pain

Long-term use of cimetidine is associated with

(A) delayed emergence after thiopental induction
(B) increased hypotension after morphine
(C) increased risk for isoflurane-induced nephrotoxicity
(D) prolonged action of succinylcholine
(E) prolonged sedation with diazepam

BASIC Pharmacology & Pharmacokinetics

Which of the following statements concerning isolated mitral stenosis is true?

(A) Afterload reduction increases cardiac output
(B) Pulmonary artery occlusion pressure overestimates left ventricular filling pressure
(C) Pulmonary hypertension is irreversible
(D) Tachycardia decreases the mitral transvalvular gradient
(E) Thermodilution cardiac output measurements are unreliable

ADVANCED Cardiac