10 Random Questions
Which of the following will have the LEAST effect on the shape of the autoregulatory curve for cerebral blood flow?
- (A) Isoflurane
- (B) Nitroprusside
- (C) Hypercarbia
- (D) Essential hypertension
- (E) Cerebral infarction
Coughing that occurs during awake intubation is prevented by local anesthetic block of which of the following nerves?
- (A) Glossopharyngeal
- (B) Hypoglossal
- (C) Recurrent laryngeal and glossopharyngeal
- (D) Recurrent laryngeal and superior laryngeal
- (E) Superior laryngeal and glossopharyngeal
Mivacurium-induced neuromuscular blockade is prolonged for the greatest period of time in patients who have which of the following conditions?
- (A) Ethanol-induced hepatitis
- (B) Hemiplegia
- (C) Pseudocholinesterase deficiency
- (D) Renal insufficiency
- (E) Thermal burns
The flow-volume loop shown is most likely from a patient with which of the following?
- (A) Bilateral vocal cord paralysis
- (B) Chronic bronchitis
- (C) Tracheal stenosis six months after a previous tracheostomy
- (D) Tumor of the lower trachea
- (E) Normal respiratory status
Each of the following is an adverse effect of ritodrine used for suppression of labor EXCEPT
- (A) dysrhythmias
- (B) hyperglycemia
- (C) hyperkalemia
- (D) hypotension
- (E) pulmonary edema
Which of the following is most indicative of reflex sympathetic dystrophy?
- (A) Dry skin
- (B) Dull pain that improves with movement
- (C) Fasciculations
- (D) Motor weakness
- (E) Pallor and cyanosis
The short clinical duration of action of a single dose of fentanyl is a result of its
- (A) small volume of distribution
- (B) large volume of distribution
- (C) low lipid solubility
- (D) rapid redistribution
- (E) short elimination half-life
A 28-year-old patient has severe laryngospasm after extubation of the trachea following general anesthesia. Administration of 100% oxygen using continuous positive airway pressure does not improve symptoms. SpO2 is 75%. Which of the following is the most appropriate immediate management?
- (A) Laryngeal mask airway
- (B) Lidocaine
- (C) Racemic epinephrine
- (D) Succinylcholine
- (E) Cricothyroidotomy
A patient has severe hypotension, bronchospasm, and edema of the upper airway after injection of radiocontrast medium during cerebral angiography. The most appropriate immediate treatment is administration of
- (A) diphenhydramine
- (B) epinephrine
- (C) methylprednisolone
- (D) phenylephrine
- (E) ranitidine
A patient receives remifentanil 25 mcg just before retrobulbar block with 0.25% bupivacaine 4 mL. Over the next 10 minutes, he develops apnea and loses consciousness. Which of the following is the most likely explanation?
- (A) Effects of remifentanil
- (B) Injection of local anesthetic into cerebrospinal fluid
- (C) Intravascular injection of local anesthetic
- (D) Oculocardiac reflex
- (E) Systemic absorption of local anesthetic