10 Random Questions
Numbness and tingling on the lateral aspect of the thigh 24 hours after uneventful vaginal delivery is most likely a complication of
(A) forceps delivery
(B) lithotomy position
(C) pudendal nerve block
(D) lumbar epidural anesthesia
(E) spinal anesthesia
Reveal Answer
ADVANCED
OB
Which of the following is most likely to occur during mediastinoscopy?
(A) Chylothorax
(B) Compression of the innominate artery
(C) Injury to the superior laryngeal nerve
(D) Tracheal tear
(E) Venous air embolism
Reveal Answer
Which of the following statements concerning the volume of distribution of a drug is true?
(A) It is equal to the sum of the volumes of the tissue spaces into which it diffuses
(B) It is equal to the volume to which it is distributed outside the plasma volume
(C) It is unaltered by the amount bound to red blood cells and plasma proteins
(D) It depends on elimination from plasma
(E) It relates the total amount of the drug in the body to the plasma concentration
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
A 6-year-old child with asthma begins wheezing during anesthesia with halothane and nitrous oxide in oxygen. A loading dose of aminophylline is administered followed by continuous infusion. Premature ventricular contractions appear on the ECG. The most appropriate management is to
(A) administer fentanyl
(B) discontinue aminophylline
(C) increase exhalation time
(D) increase the inspired concentration of halothane
(E) switch the inhalational agent to isoflurane
Reveal Answer
ADVANCED
Pediatric
Hypothermia to 29°C will decrease
(A) hematocrit
(B) plasma fibrinogen concentration
(C) plasma pH
(D) plasma protein concentration
(E) platelet function
Reveal Answer
BASIC
General
Brain stem auditory evoked potentials are most likely to be absent during which of the following?
(A) Anesthesia with 1.5 MAC isoflurane
(B) Barbiturate coma
(C) Hypotension to a mean arterial pressure of 50 mmHg
(D) Surgical retraction of the temporal lobe
(E) Surgical traction on the pons
Reveal Answer
ADVANCED
Neuro
A 27-month-old, 14-kg infant with intestinal obstruction is anesthetized with nitrous oxide at 1 L/min, oxygen at 0.4 L/min, and halothane at 0.8% using a Bain circuit. Ventilation is controlled at a rate of 30/min. The child's temperature is 39°C, and the PaCO2 is 65 mmHg. Which of the following is most likely?
(A) Malignant hyperthermia
(B) Low gas inflow rate
(C) Low respiratory rate
(D) Pulmonary aspiration of gastric contents
(E) Inaccurate flowmeters
Reveal Answer
BASIC
Equipment & Physics
Pediatric
Which of the following is most responsible for the duration of action of local anesthetics?
(A) Concentration
(B) Metabolism
(C) Molecular weight
(D) Tissue protein binding
(E) Volume injected
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
Regional & Pain
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
Reveal Answer
In clinical anesthesia practice, the term "informed consent" is best described as a legal concept in which patients
(A) agree to anesthesia care based on full disclosure of facts needed to make the decision intelligently
(B) are told of all possible risks of anesthesia and anesthetic procedures
(C) delegate all decisions regarding anesthesia care to the anesthesiologist
(D) release the physicians from liability
(E) sign global consent forms for surgical procedures that cover the administration of anesthesia care
Reveal Answer
BASIC
General