For primary radiation, what is the term that represents a portion of beam-on time that the x-ray beam is directed at a primary barrier during the week?
a. Occupancy factor
b. Workload factor
c. Distance factor
d. Use factor
d. Use factor
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Oxygen should be administered:
a. To all patients b. Only in low concentrations c. In high concentration to all patients as it will not cause harm d. To patients who have signs of hypoxia
During high-frequency oscillation ventilation (HFOV), how is fresh gas supplied with the ventilator circuit?
A. through an oscillator B. through an entrainment port influenced by the oscillation rate C. via bias flow D. by the size of the ETT
Paul Veras is a 24-year-old patient whose physician referred him to the ear specialist for whom you work because he has noticed a gradual loss of hearing in his left ear. The physician runs tests and finds the hearing in Paul's right ear is normal. Further tests reveal that Paul has an acoustic neuroma in the left ear. Paul is distressed at this news. "I am a musician," he says. "I need both of my ears! Would a hearing aid help?" Which of the following responses would you expect the physician to give?
A. "Of course! We can have you fitted for a hearing aid immediately." B. "We can try a hearing aid first to see if it will help, if you want to." C. "No, a hearing aid will not help. We can try radiation, or we can remove the tumor surgically." D. "Okay, but to avoid hearing loss in your right ear, you will need to wear aids in both ears." E. "A hearing aid can help for a while, but you will eventually be completely deaf in that ear."
When faced with a situation in which an older patient with a terminal illness is in cardiac arrest, but written documentation regarding the patient's wishes cannot be located, the EMT should:
A. try to locate the documentation. B. attempt to resuscitate the patient. C. allow the patient to die in peace. D. contact medical control for advice.