New 2026
Which of the following parameters may be a late sign of cardiovascular disturbance signaling
failure of the compensatory mechanisms?
A. Tachycardia
B. Bradycardia
C. Hypotension
D. Hypertension
C
Inves!ga!ve tests should be based on the pa!ent's history and physical examina!on as well as
on previous tests. Which of the following is one of the most important indicators of cri!cal
illness?
A. Respiratory acidosis
B. Metabolic acidosis
C. Elevated crea!nine
D. Hyponatremia
B
A 22-year-old man is brought to the emergency room a)er falling from a horse. He is awai!ng
transfer to another facility. He has a chest contusion and a non-displaced femur fracture. He is
in spinal mo!on restric!on with a cervical collar and long backboard. He has worsening
respiratory distress and hypoxemia requiring endotracheal intuba!on. Which of the following
modifica!ons of the manual assisted ven!la!on technique is appropriate?
A. Place an oral airway one size larger than usual.
B. Add addi!onal downward pressure on the face mask once it is sealed.
C. Use a jaw thrust technique in place of neck extension.
D. Increase the !dal volume with each manual assisted breath.
C
, Which of the following anatomic features is most likely to contribute to difficulty in maintaining
a patent airway in a supine pa!ent?
A. Edentulous mandible
B. Posteriorly displaced tongue
C. Deviated nasal septum
D. Anteriorly displaced thyroid car!lage
B
An elderly pa!ent is on the medical ward for respiratory distress. Which of the following is
correct regarding airway assessment?
A. Laryngeal displacement toward the chest during inspira!on occurs only with upper airway
obstruc!on
B. Chest rise with inspira!on indicates an adequate !dal volume
C. Unilateral absent breath sounds on ausculta!on is a tension pneumothorax
D. Complete airway obstruc!on is likely when chest retrac!on and movement is present, but
there are no breath sounds
D
An 82-year-old man who awoke with chest pain in the morning is being evaluated in the
emergency department. He is alert and oriented. Shortly a)er being placed on a cardiac
monitor in normal sinus rhythm with ST segment eleva!ons, he becomes unresponsive and
develops ventricular fibrilla!on. Which of the following ini!al interven!ons is most appropriate
for this pa!ent?
A. Do not ini!ate treatment because, due to his age, he probably has a do-not-resuscitate order
on file.
B. A6empt to contact the family before trea!ng to discuss the level of interven!on.
C. Start cardiopulmonary resuscita!on while preparing to defibrillate.
D. Start bag-mask-valve ven!la!on while preparing to intubate.
C
Which of the following is the purpose of cardiopulmonary resuscita!on?
A. To reverse symptoma!c bradycardia in an ICU pa!ent who is on mul!ple vasoac!ve infusions
B. To reverse sudden cardiac death in a pa!ent who is in the pallia!ve care unit
C. To prolong the life of a pa!ent who has a do-not-resuscitate order on file to allow !me for