Which of the following refers to the use of film whose sensitivity is correctly matched to the light spectrum emitted from the intensifying screen?
A) spectral deflection
B) spectral absorption
C) light absorption
D) spectral matching
B
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Workers' compensation is used for all of the following except:
A) medical care. B) lost wages. C) death benefits. D) tax deductions.
You arrive on the scene where a school bus has been hit by a train. The bus was in its early stages of picking up students and you only have 5 patients. Your closest unit is 30 minutes away. Triage this patient based on this scenario:
Patient #3 is a 38-year-old female with the following vital signs: respirations 0, pulse 0, and nonresponsive. A) Priority 4, black tag B) Priority 2, yellow tag C) Priority 3, green tag D) Priority 1, red tag
Receptors located on nerve endings, smooth muscle, and glandular cells that are involved in inflammation and allergic reactions are
a. adrenergic receptors. b. cholinergic receptors. c. H1 receptors. d. H2 receptors.
You are transporting an intubated 7-year-old child who experienced a traumatic brain injury. Full spinal precautions have been applied, you are ventilating the child at a rate of 20 breaths/min, and an intraosseous catheter has been placed in the child's proximal tibia. Reassessment of the child's blood pressure reveals a reading of 70/40 mm Hg. You should:
A: give a 20 mL/kg crystalloid bolus and reassess blood pressure. B: increase the rate of ventilation to 35 breaths/min. C: raise the head of the backboard to lower intracranial pressure. D: ventilate as needed to maintain an ETCO2 of 35-45 mm Hg.