Anesthesia Hub -

10 Random Questions

Which of the following is a sign of cyanide toxicity during nitroprusside therapy?

(A) Decreased SpO2
(B) Increased PaCO2
(C) Increased arteriovenous oxygen tension difference
(D) Increased mixed venous pH
(E) Increased mixed venous PO2

A 35-kg child requires mechanical ventilation with 100% oxygen at a tidal volume of 350 mL and a rate of 20/min during a severe asthma attack. The most likely cause of severe hypotension after initiating mechanical ventilation is

(A) hypoxic circulatory depression
(B) inadequate expiratory time
(C) increased pulmonary vascular resistance
(D) respiratory alkalosis
(E) tension pneumothorax

ADVANCED Respiratory & Critical Care Pediatric

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

Which of the following is the most common cause of coagulopathy occurring during massive blood transfusion?

(A) Decreased serum fibrinogen concentration
(B) Decreased serum ionized calcium concentration
(C) Dilutional thrombocytopenia
(D) Disseminated intravascular coagulation
(E) Hypothermia

Each of the following is a recognized complication during a transurethral resection for which glycine is used as an irrigant EXCEPT

(A) disseminated intravascular coagulopathy
(B) hemolysis
(C) hyperammonemia
(D) shoulder pain
(E) transient blindness

ADVANCED Pharmacology & Pharmacokinetics General

Which of the following statements concerning awareness (recall) during opioid anesthesia is true?

(A) It is usually not associated with pain
(B) It correlates well with intact auditory evoked responses
(C) It is prevented if the dose of opioid blocks the hemodynamic response to stimuli
(D) It is prevented if the dose of opioid is adequate to prevent movement without muscle relaxants
(E) It is predicted by a specific EEG pattern

BASIC General

A 75-year-old man with a left bundle branch block is undergoing placement of a pulmonary artery catheter through the right internal jugular vein. He becomes pale and his heart rate decreases to 40 bpm when the catheter tip enters the right ventricle. The most likely cause is

(A) a catheter loop in the right atrium
(B) acute myocardial infarction
(C) acute pneumothorax
(D) carotid sinus reflex
(E) complete heart block

ADVANCED Equipment & Physics Cardiac

A 26-year-old woman has headache, nausea, and photophobia 36 hours after cesarean delivery for chorioamnionitis using subarachnoid block. Temperature is 38.8°C and leukocyte count is 14,200/mm3. Which of the following is the most appropriate next step in management?

(A) Oral ibuprofen
(B) Intravenous caffeine sodium benzoate
(C) Intravenous hydration
(D) Epidural blood patch
(E) Diagnostic lumbar puncture

ADVANCED OB

Microatelectasis 48 hours after abdominal surgery is most consistently manifested by

(A) decreased PaO2
(B) ground glass infiltrate on a roentgenogram of the chest
(C) scattered fine inspiratory rales
(D) increased PaCO2
(E) scattered areas of dullness to chest percussion

BASIC Respiratory & Critical Care

A patient has a seizure within seconds after receiving a retrobulbar injection of 0.5% bupivacaine with epinephrine 1:200,000. Which of the following is the most likely cause?

(A) Air embolism
(B) Oculocardiac reflex
(C) Ophthalmic artery injection
(D) Retrobulbar hemorrhage
(E) Subdural injection

ADVANCED Regional & Pain