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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

The noticeable reduction in overall image density seen in this radiograph seen below was most likely due to:  

Written instructions for handling of biohazardous materials, safe use of the product and cleanup and disposal directions are called:

Which of the following has NO effect on patient dosage?