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Which of the following is the most sensitive personnel monitoring device?

Which of the following bones of the adult skull will normally contain a paranasal sinus?               1.  Sphenoid               2.  Frontal               3.  Ethmoid

In digital imaging, TFT DEL size is related to

A patient with a closed head injury can most often exhibit signs and symptoms of          1.  loss of reflexes          2.  unequal pupil dilation          3.  hypothermia

In the submentovertex  projection of the zygomatic arches, the central ray is directed midsagittal to enter 1.5 inches inferior to the mandibular symphysis and perpendicular to the:

In patients with free fluid and/or air, additional anteroposterior radiographs of the chest are normally made in the ____________ to visualize the air fluid levels.                   1.  erect position                   2.  lateral decubitis position                   3.  prone position

Required components of a digital fluoroscopy system include:  computer video monitor image workstation

According to radiation protection guidelines, which of the following is permitted the largest accumulated radiation dose?

In order to prevent the flow of electrons from the anode to the cathode in an x-ray tube, the type of current passing on to the tube should be a form of:

During the lateral projection of the lumbar spine on a female patient, if the spine is not adjusted to the horizontal, the central ray should be directed