You have arrived at the scene of a call for a "man down." As you enter the residence you note that your patient is a male in his mid-60s who is awake but does not seem to acknowledge your presence. He is perspiring profusely, has cyanosis of his ears and lips, and has rapid, shallow respirations. Which of the following should you do first?
A) Obtain the patient's medical history.
B) Listen to his lung sounds.
C) Assist ventilations with a bag-valve mask and supplemental oxygen.
D) Check for a radial pulse.
C
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It may take ________ minutes for the brain to register that food has entered the system
a. 5 b. 10 c. 15 d. 20
You have been called for an 11-year-old boy with a history of mild mental retardation who has possibly ingested the leaves of a household plant. His mother states that she found him eating the leaves then immediately called 911. You note that the plant has been overturned and is missing a considerable number of leaves. Assessment reveals the boy to be lethargic and confused and complaining of
abdominal pain, accompanied by nausea and vomiting. His airway is patent and his respirations are adequate. Which assessment finding would be MOST suggestive that the plant leaves have been absorbed into the bloodstream? A) Nausea and vomiting B) Confusion and lethargy C) Abdominal pain D) Nausea
Of the following, which are disadvantages of using pocket ionization chambers as personnel dosimeters?
1. They can discharge if they are subjected to mechanical shock. 2. Because these devices provide no permanent legal record of exposure, health care facilities that use this method to record personnel exposure must delegate someone to keep such a record. 3. If not read each day, the dosimeter may give an inaccurate reading because the electric charge tends to escape. a. 1 only b. 2 only c. 3 only d. 1, 2, and 3
Current federal standards limit entrance skin exposure rates of general-purpose intensified fluoroscopic units with maximum technique factors engaged to a maximum of ________________, as measured at tabletop, with the image intensifier entrance surface at a prescribed 30 cm above the tabletop.
a. 100 mGya/min b. 300 mGya/min c. 500 mGya/min d. 600 mGya/min