10 Random Questions
Compared with a patient who is breathing spontaneously, a patient in the supine position receiving controlled positive-pressure ventilation will most likely have which of the following findings?
(A) Decreased pulmonary vascular resistance
(B) Decreased ratio of dead space to tidal volume
(C) Increased ventilation of nondependent alveoli
(D) Increased perfusion of nondependent alveoli
(E) Improved matching of ventilation to perfusion
Reveal Answer
BASIC
Respiratory & Critical Care
If both recurrent laryngeal nerves were severed during a difficult thyroidectomy for cancer, the most likely finding would be
{A) paralysis of the cricothyroid muscles
(B) cadaveric positioning of the true vocal cords
(C) anesthesia of both sides of the epiglottis
(D) bilateral pure adductor vocal cord paralysis
(E) stridor
Reveal Answer
ADVANCED
Regional & Pain
Which of the following statements concerning anesthetic management for MRIs is true?
(A) ECG wires are associated with patient burns
(B) Mechanical ventilation of the lungs is not feasible
(C) Monitors with ferromagnetic components may be used
(D) Oxygen analysis of inspired gas is inaccurate
(E) Pulse oximetry is not reliable near the MR scanner
Reveal Answer
Which of the following correctly describes the anatomic location of the stellate ganglion?
(A) Anterior to the transverse process of C5
(B) Anterior to the transverse process of C7
(C) Posterior to the prevertebral fascia
(D) Posterior to the vertebral artery
(E) Lateral to the carotid artery
Reveal Answer
ADVANCED
Regional & Pain
One full E-cylinder of oxygen at 20°C can deliver 2 L/min of oxygen for at most
(A) 30 minutes
(B) 90 minutes
(C) 3 hours
(D) 5 hours
(E) 12 hours
Reveal Answer
BASIC
Equipment & Physics
Which of the following processes is primarily responsible for the decrease in core body temperature that occurs during the first hour of general anesthesia?
(A) Decreased production of heat
(B) Convective heat loss caused by cutaneous vasodilation
(C) Evaporative heat loss during skin preparation
(D) Heat loss from the respiratory tract
(E) Redistribution of core body heat to the periphery
Reveal Answer
BASIC
General
In patients with reflex sympathetic dystrophy affecting the arm, which of the following findings indicates a therapeutic block?
(A) Bradycardia
(B) Contralateral nasal congestion
(C) Hoarseness
(D) Increased skin temperature
(E) Ipsilateral Horner's syndrome
Reveal Answer
ADVANCED
Regional & Pain
Cholinergic receptor blockade
(A) decreases intraocular pressure
(B) decreases lower esophageal sphincter tone
(C) increases gastrointestinal motility
(D) induces diaphoresis
(E) produces copious secretions
Reveal Answer
Which of the following is a manifestation of preeclampsia?
(A) Hypovolemia
(B) Increased colloid osmotic pressure
(C) Natriuresis
(D) Resistance to catecholamines
(E) Thrombocytosis
Reveal Answer
ADVANCED
OB
After removing the electrocautery pad from the thigh, a burn is noted at that site. Which of the following most likely contributed to this injury?
(A) A line-isolation monitor fault
(B) Current leak from the EKG module
(C) Defective grounding of the electrocautery unit
(D) Dried gel on the electrocautery pad
(E) Excessive current setting for cutting mode
Reveal Answer
BASIC
Equipment & Physics