Questions and CORRECT Answers
On average, how many separate bones make up the adult 26
vertebral column?
The gonion corresponds to the level of? C3
A radiograph of an AP open-mouth projection reveals Excessive skull extension
that the base of the skull is superimposed over the dens.
What positioning error led to this radiographic outcome?
What is the name of the fracture that results from Clay Shoveler's Fracture
hyperflexion of the neck, results in avulsion fractures on
the spinous processes of C6 through T1. The fracture is
best demonstrated on a lateral cervical spine radiograph.
This condition is inflammation of the vertebrae. Spondylitis
Identify landmark labeled "c" Iliac Crest (L4-5)
What type of CR angulation is required for an AP axial 10 degrees caudad
projection of the coccyx?
A patient comes to radiology for a follow-up study for a Lateral cervical spine projection
Clay Shoveler's fracture. What projection will best
demonstrate the extent of this fracture?
Which specific aspect of the sacrum articulates with the Auricular surface
ilium to form the sacroiliac joints?
Identify the projection on this radiograph. AP axial sacrum
A radiograph of a lateral projection of the lumbar spine Increase waist support and/or angle CR 5 to 8 degrees caudal.
reveals that the mid-to lower-intervertebral joint spaces
are not open. The patient's waist was supported. Which
modifications will help open joint spaces during the
repeat exposure?
, A radiograph of an AP open-mouth projection of the Rotation of the spine.
cervical spine reveals that the zygapophyseal joints are
not symmetric. No fracture or subluxation is present.
Which one of the following positioning errors most likely
led to this radiographic outcome?