A pleural effusion is MOST accurately defined as:
Select one:
A. fluid accumulation outside the lung.
B. diffuse collapsing of the alveoli.
C. a unilaterally collapsed lung.
D. a bacterial infection of the lung tissue.
A. fluid accumulation outside the lung.
Most patients with an infectious disease will have _________.
Select one:
A. a low blood glucose level
B. abdominal pain
,C. seizures
D. a fever
D. a fever
In an acute injury setting, neurogenic shock is commonly accompanied by:
Select one:
A. tachycardia.
B. hypovolemia.
C. diaphoresis.
D. hypothermia.
D. hypothermia.
The electrical impulse generated by the heart originates in the:
Select one:
A. atrioventricular node.
B. bundle of His.
C. sinoatrial node.
D. coronary sinus.
C. sinoatrial node.
,A 59-year-old male with a history of emphysema complains of an acute worsening of his
dyspnea and pleuritic chest pain following a forceful cough. Your assessment reveals that
he has a barrel-shaped chest, unilaterally diminished breath sounds, and tachycardia.
What is the MOST likely cause of this patient's condition?
Select one:
A. Spontaneous pneumothorax
B. Exacerbation of his COPD
C. Acute pulmonary embolism
D. Rupture of the diaphragm
A. Spontaneous pneumothorax
Which of the following is NOT a common sign or symptom associated with malfunction
of an implanted cardiac pacemaker?
Select one:
A. Generalized weakness
B. A rapid heart rate
C. Syncope or dizziness
D. Heart rate less than 60 beats/min
B. A rapid heart rate
How does CPAP improve oxygenation and ventilation in patients with certain respiratory
problems?
, Select one:
A. It pushes thick, infected pulmonary secretions into isolated areas of the lung.
B. It prevents alveolar collapse by pushing air into the lungs during inhalation.
C. It forces the alveoli open and pushes oxygen across the alveolar membrane.
D. It decreases intrathoracic pressure, which allows more room for lung expansion.
C. It forces the alveoli open and pushes oxygen across the alveolar
membrane.
You and your partner arrive at the scene of a middle-aged man who collapsed about 5
minutes ago. He is unresponsive, apneic, and pulseless. Bystanders are present, but have
not provided any care. You should:
Select one:
A. perform two-rescuer CPR for 5 minutes and request ALS backup.
B. have your partner perform CPR while you question the bystanders.
C. immediately apply the AED pads and analyze his cardiac rhythm.
D. begin high-quality CPR and apply the AED as soon as possible.
D. begin high-quality CPR and apply the AED as soon as possible.
Activated charcoal is an example of a(n):
Select one:
A. suspension.
B. elixir.
C. gel.
D. solution.