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A 19-year-old male was stung multiple times by fire ants. He is
experiencing obvious signs and symptoms of anaphylactic shock. You
administer high-flow oxygen and give him epinephrine via
intramuscular injection. Upon reassessment, you determine that his
condition has not improved. You should: - ✔✔✔ Correct Answer >
repeat the epinephrine injection after consulting with medical control.
A ventilation/perfusion (V/Q ratio) mismatch occurs when: - ✔✔✔
Correct Answer > a disruption in blood flow inhibits the exchange of
oxygen and carbon dioxide in the lungs, even though the alveoli are
filled with fresh oxygen.
In the eyes of the court, an incomplete or untidy patient care form
indicates: - ✔✔✔ Correct Answer > inadequate patient care was
administered.
According to the terminal drop hypothesis: - ✔✔✔ Correct Answer >
mental function is presumed to decline in the 5 years preceding death.
,Nerve agents, a class of chemicals called organophosphates, were first
discovered while in search of a superior: - ✔✔✔ Correct Answer >
pesticide.
An infant with a total blood volume of 800 mL would start showing
signs of shock when as little as ______ of blood is lost. - ✔✔✔ Correct
Answer > 100 mL
In contrast to AMI, a dissecting aortic aneurysm: - ✔✔✔ Correct
Answer > often presents with pain that is maximal from the onset
Clinical signs of compensated shock include all of the following, EXCEPT:
- ✔✔✔ Correct Answer > absent peripheral pulses.
Common signs and symptoms of acute hyperventilation syndrome
include: - ✔✔✔ Correct Answer > tachypnea and tingling in the
extremities.
A patient who does not respond to your questions, but moves or cries
out when his or her trapezius muscle is pinched, is said to be: - ✔✔✔
Correct Answer > responsive to painful stimuli.
,According to Occupational Safety and Health Administration (OSHA)
regulations, an employer must: - ✔✔✔ Correct Answer > offer a
workplace environment that reduces the risk of exposure.
A 50 year-old male presents with an altered mental status. His wife tells
you that he had a "small stroke" 3 years ago but has otherwise been in
good health. The patient is responsive but unable to follow commands.
After administering oxygen, you should: - ✔✔✔ Correct Answer >
prepare for immediate transport.
Based on current guidelines, in which of the following situations should
supplement oxygen be administered? - ✔✔✔ Correct Answer >
Exposure to carbon monoxide and an oxygen saturation of 95%
At what age does separation anxiety typically peak in infants and small
children? - ✔✔✔ Correct Answer > 10 to 18 months
At a flow rate of 6 L/min, a nasal cannula can deliver an approximate
oxygen concentration of up to: - ✔✔✔ Correct Answer > 44%
Alkalosis is a condition that occurs when: - ✔✔✔ Correct Answer >
blood acidity is reduced by excessive breathing.
A disease vector is defined as: - ✔✔✔ Correct Answer > any agent
that acts as a carrier or transporter
, in general, injected poisons are impossible to dilute or remove because
they: - ✔✔✔ Correct Answer > are usually absorbed quickly into the
body.
Dyspnea is MOST accurately defined as: - ✔✔✔ Correct Answer >
shortness of breath or difficulty breathing.
A 40 year-old male presents with pain to the right upper quadrant of
his abdomen. He is conscious and alert with stable vital signs. During
your assessment, you note that his skin and sclera are jaundiced. You
should suspect: - ✔✔✔ Correct Answer > liver dysfunction
To which of the following diabetic patients should you administer oral
glucose? - ✔✔✔ Correct Answer > A confused 55 year-old male with
tachycardia and pallor
A 22 year-old male with a history of clinical depression called 9-1-1 and
stated that he has attempted to kill himself. Your unit and law
enforcement officers arrive at the scene simultaneously. You find the
patient lying supine on the living room floor. He is unconscious and
cyanotic. An empty bottle of hydromorphone (Dilaudid) is found on an
adjacent table. You should: - ✔✔✔ Correct Answer > open the
patient's airway and assess his respirations.