posi mobile radiography quiz

symphysis pubis

what anatomy must be visualized on the image if the lower abdomen is of primary interest

diaphragm

the ___ must be seen at the top of the image if the upper abdomen is of primary interest

look for symmetric appearance of vertebral column and iliac wings

how does one check for rotation on an image of the abdomen taken in a left lateral decubitus position?

sitting upright as tolerable by patient

which position would be best to obtain a mobile AP chest image on a conscious and alert patient?

2 inches

the IR should be placed about ___ above the shoulders for the AP projection of the chest performed with a mobile unit.

40 inches

what is the preferred source to image receptor distance for mobile examinations? why?

true

t or f. mobile radiography produces some of the highest occupational radiation exposures for radiographers

maximum distance from x-ray source

the most effective means of radiation protection is:

6 feet

what is the recommended minimum distance between the radiographer and the x-ray tube?

IR should be placed in clear, impermeable cover

what should be done to protect the IR when performing a mobile examination on a patient isolated with drainage secretion precautions?

all equipment that touched patient or patients bed must be wiped with disinfectant according to appropriate aseptic technique

what should be done to mobile equipment after performing an examination on a patient in an isolation unit?

0.04-320mAs

what is the typical range of milliampere-seconds available on mobile x-ray machines?

grid, anode heel effect, source to image receptor distance

what three technical matters must be understood to be competent in mobile radiography?

2 inches above symphysis pubis and 2 inches below ASIS

pelvis CR