What is the significance of the quantitative difference between the IPAP and EPAP settings on a bilevel pressure-limited ventilator?
A. The difference between the IPAP and EPAP equals the PEEP.
B. The CPAP level is represented by the difference between the IPAP and EPAP.
C. The pressure support level is determined by subtracting the EPAP from the IPAP.
D. The difference between the IPAP and the EPAP signifies patient's work of breathing.
ANS: C
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A small focal spot should be used for each of the following situations, except when
a. fine detail demonstration is important. b. extremities are imaged. c. the milliamperage setting is above 300. d. the patient can control motion.
A 35-year-old male patient is lethargic and dehydrated after working at a construction site for 12 hours on a very hot day. You obtain the following vital signs: pulse, 136; respirations, 22 breaths/min; blood pressure, 102/88 mmHg; and SpO2, 100% with supplemental oxygen. As a knowledgeable EMT, you would recognize:
A) Widened pulse pressure to circulate more blood B) Elevated heart rate to increase cardiac output C) Rapid respirations to decrease CO2 loss D) Low blood pressure to conserve the body's energy