The lead foil found within the film packet is designed to accomplish what function?
It is used to absorb some of the radiation that passes through the film and helps prevent scatter of radiation to the surrounding tissue.
It is used to absorb heat generated by the gamma rays generated within the tubehead.
It is provided to increase flexibility of the film packet.
It is designed to deflect hard rays that are not useful in exposing radiographs.
It is used to absorb some of the radiation that passes through the film and helps prevent scatter of radiation to the surrounding tissue.
Rationale: It is used to absorb some of the radiation that passes through the film and helps prevent scatter of radiation to the surrounding tissue.
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A patient has just been log rolled and positioned onto the long backboard. Which one of the following care measures should be performed next?
A) Apply a properly sized cervical collar. B) Secure the patient's head. C) Secure the patient's chest with straps. D) Release manual in-line stabilization.
Which of the following is NOT considered part of the assessment of severity of symptoms rec-ommended by the NAEPP and GOLD guidelines to modify level or dosage of corticosteroids?
a. Number of exacerbations b. Missed work or school days c. Pulmonary function d. Use of anticholinergics