When an Allen test result is negative, blood for blood gas analysis should be drawn from which of the following sites?
a. Earlobe c. Brachial artery
b. Radial artery d. Side of the heel
ANS: C
Another sampling site, such as the brachial artery, should be chosen if the result of a modified Allen test is negative.
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Five minutes after assisting a patient with his epinephrine auto-injector, you determine the patient to be getting progressively worse. The patient has a second auto-injector available; however, written protocols do not address the administration of a second dose. Which one of the following should be your next best action?
A) Request advanced life support (ALS) assistance. B) Administer the second dose of epinephrine. C) Continue to monitor the patient. D) Contact medical direction for further orders.
Which of the following best describes the significance of finding an abrasion during the prehospital assessment of the pediatric trauma patient?
A) Abrasions are superficial wounds and not of particular concern in the prehospital setting. B) There is a risk of infection. C) There is proportionally greater fluid loss when compared with an adult. D) It is a possible indication of more significant trauma beneath the abrasion.
Which of the following patients should NOT receive any resuscitation attempts?
A) 45-year-old who was pulled from an icy lake after being submerged for 10 minutes. B) 5-year-old pulled from swimming pool in summertime. C) 26-year-old with a complete midsection dissection from a sheet of metal at a shipyard. D) 10-year-old struck by auto at a medium speed collision.
Toward the end of a nitrogen washout test for functional residual capacity, the expired concen-tration of N2 begins rising. What does this probably indicate?
a. The patient is trying too hard. b. There is a leak in the system. c. The test is nearing completion. d. N2 is being trapped in the lungs.