Where is the central ray directed for an AP lumbosacral spine?

To successfully demonstrate the ethmoidal and sphenoidal sinuses on the SMV projection, which of the following must occur? the patient must be recumbent the IOML must be parallel with the IR  the central ray must be perpendicular to the IOML and horizontal 

What is the central ray for a lateral projection of the calcaneus?

For an AP oblique projection of the glenoid cavity (Grashey method) the CR will be centered at the level of:

Which of the following are functions of the vertebral column? supports the trunk protects the spinal cord  supports the skull 

The zygapophyseal joints of the thoracic spine form an angle of how many degrees to the midsagittal plane?

Each orbit is composed of _________ cranial bones and ________ facial bones.

The length and width of a normally shaped head may vary from the average cranium measurements, and still be considered average size.  The length and width of the normally shaped head may vary up to _____ and still be considered of average size and shape.  

Which of the following can be utilized to center for an AP pelvis examination? 2 inches below the ASIS 3 inches above the pubic symphysis  upper border of IR should be 1 to 1.5 inches above the iliac crest

A newborn infant’s skull has areas of incomplete ossification.  There are _____ of these.