Anesthesia Hub -

10 Random Questions

A previously healthy 28-year-old woman scheduled for laparoscopic tubal ligation becomes, agitated and refuses to undergo the procedure after being brought to the operating room. This behavior most likely resulted from preoperative administration of

(A) droperidol
(B) cimetidine
(C) atropine
(D) meperidine
(E) midazolam

ADVANCED Pharmacology & Pharmacokinetics General

Cardiac output measured by thermodilution with a pulmonary artery catheter most accurately reflects systemic blood flow in a patient with

(A) aortic regurgitation
(B) atrial septal defect
(C) patent ductus arteriosus
(D) tricuspid insufficiency
(E) ventricular septal defect

ADVANCED Equipment & Physics Cardiac

Which of the following statements concerning absorption of irrigation fluid during transurethral resection of the prostate is true?

(A) Hydrostatic pressure has minimal effect on the amount of fluid absorbed
(B) Typically 10 to 30 ml of fluid per minute are absorbed
(C) Use of iso-osmotic solutions decreases the risk of hyponatremia
(D) CNS complications are independent of the type of fluid used
(E) Spinal anesthesia to T6 will mask the symptoms of overhydration

ADVANCED General

Prolonged respiratory depression following administration of morphine is more likely in patients with chronic renal faillure than in patients with normal kidney function because of

(A) decreased biotransformation
(B) decreased protein binding
(C) decreased volume of distribution
(D) delayed excretion of morphine metabolites
(E) the effect of acidosis on morphine ionization

BASIC Pharmacology & Pharmacokinetics

Which of the following is the most common initial sign of hemolytic transfusion reaction during general anesthesia?

(A) Bronchospasm
(B) Diffuse bleeding
(C) Fever
(D) Hemoglobinuria
(E) Hypotension

BASIC Transfusions & Fluids General

A neurologically intact 48-year-old woman is scheduled for removal of a parietal lobe arteriovenous malformation. The relative risk for complete resection is to be determined by a test occlusion of the feeding artery. Which of the following intraoperative monitoring techniques is most appropriate for this test?

(A) Brain stem auditory evoked potentials
(B) Cerebral blood flow using radioactive xenon
(C) EEG
(D) Evoked potentials elicited by stimulating the posterior tibial nerve
(E) Transcranial Doppler

ADVANCED Equipment & Physics Neuro

A 24-year-old woman requires anesthesia for emergency repair of open fractures of the tibia and fibula. She used cocaine two hours ago. Blood pressure is 170/110 mmHg. Each of the following is useful in managing the hypertension EXCEPT

(A) hydralazine
(B) labetalol
(C) nitroprusside
(D) phentolamine
(E) propranolol

BASIC Pharmacology & Pharmacokinetics

Bupivacaine 30 ml injected into the inguinal perivascular space will usually block the

(A) femoral, lateral femoral cutaneous, and obturator nerves
(B) ilioinguinal, femoral, and sciatic nerves
(C) femoral, sciatic, and obturator nerves
(D) ilioinguinal, iliohypogastric, and pudendal nerves
(E) sciatic, femoral, and posterior femoral cutaneous nerves

ADVANCED Regional & Pain

Which of the following statements regarding carbon monoxide poisoning is true?

(A) Breathing 100% oxygen at 1 atmosphere reduces the carboxyhemoglobin half-life
(B) Effective treatment includes administration of methylene blue
(C) It is commonly associated with respiratory acidosis
(D) It is incompatible with a normal Sp02 while breathing room air
(E) The oxyhemoglobin dissociation curve is shifted to the right

ADVANCED Respiratory & Critical Care General

At the end of an anesthetic in which a nondepolarizing muscle relaxant was administered, the least number of receptors are blocked

(A) after administration of neostigmine 5 mg and glycopyrrolate 1 mg
(B) if the tetanus is sustained at 30 Hz
(C) if the patient can sustain head lift for 5 sec
(D) when the ratio of twitch height T1:T4 is 0.8
(E) when tidal volume is normal

BASIC Pharmacology & Pharmacokinetics