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RADT 425

Ch 8 Cervical & Thoracic Spines

QuestionAnswer
On an AP axial cervical projection, the ____ _____ are aligned with the midline of the cervical bodies. spinous process
On an AP axial cervical projection, the articular pillars and pedicles are symmetrically visualized _____ to the cervical bodies. lateral
On an AP axial cervical projection, the 3rd cervical vertebrae is demonstrated in its entirety and the occipital base and mandibular mentum are _______. superimposed
On an AP axial cervical projection, each vertebrae's spinous process is visualized at the level of its _____ intervertebral disk space. inferior
When the patient and cervical vertebrae are rotated away from the AP projection, the vertebral bodies will move toward the side positioned______ the IR. closer to
When the patient and cervical vertebrae are rotated away from the AP projection, the spinous processes will move toward the side positioned ____ ___ the IR. farther from
Will rotation on an AP cervical projection with poor positioning always be demonstrated throughout the entire cervical column? no
A patient wearing a collar and on a backboard is taken to the radiography department for a cervical vertebrae series. Should the collar be removed before the radiographs are taken? no
A patient wearing a collar and on a backboard is taken to the radiography department for a cervical vertebrae series. The patient's head is rotated. Should it be adjusted? no
What is the curvature of the cervical vertebral column? lordotic
If the CR angulation is not adequately angled for an AP cervical projection, the intervertebral disk spaces are ________. closed
If the CR angulation is not adequately angled for an AP cervical projection, each vertebrae's spinous process is demonstrated within ___ _____ ___. its vertebral body
Where is each vertebrae's spinous process demonstrated if the CR angulation is too cephalad? within the inferior adjoining body
Accurate CR centering on an AP cervical projection is obtained by placing the CR at the patient's _____at a level halfway between the ____ and ____ ____. midsagittal, EAM, jugular notch
On an AP cervical atlas & axis projection, atlas is symmetrically seated on the ____ with the atlas' lateral masses at equal distance from the dens. axis
On an AP cervical atlas & axis projection, the spinous processes of the axis is aligned with the midline of the _____body. axis'
On an AP cervical atlas & axis projection, the mandibular rami are visualized at equal distances from the ____ ____. lateral masses
On an AP cervical atlas & axis projection, the upper incisors and the occipital base are seen ____ to the dens and the atlantoaxial joint. superior
On an AP cervical atlas & axis projection, the atlantoaxial joint is _____. open
On head rotation, the atlas pivots around the dens. This results in the lateral mass located on the side toward which the face is turned being displaced _____. posteriorly
On head rotation, the atlas pivots around the dens. This results in the lateral mass located on the side away from which the face is turned being displaced ______. anteriorly
Accurate CR centering on an AP atlas and axis projection is accomplished by centering the CR through the open mouth to the _____. MSP
On a lateral cervical vertebrae projection, contrast resolution is adequate to visualize the _______ fat stripe. prevertebral
On a lateral cervical vertebrae projection, the anterior and posterior aspects of the right and left articular pillars and the right and left zygoapophyseal joints of each cervical vertebrae are _____. superimposed
On a lateral cervical vertebrae projection, the anterior and posterior aspects of the right and left articular pillars and the spinous processes are in ____. profile
On a lateral cervical vertebrae projection, the posterior arch of C1 and spinous process of C2 are in profile without ____ ____ superimposition. posterior occiput
On a lateral cervical vertebrae projection, the superior and inferior aspects of the right and left articular pillars and the _____ _____ of each cervical vertebrae are superimposed and the intervertebral disk spaces are open. zygoapophyseal joints
What body plane is positioned perpendicular to the IR for a lateral cervical projection? midcoronal
Accurate CR centering on a lateral cervical projection is accomplished by centering the CR to the _______ plane at a level halfway between the ____ & ____ ____. midcoronal, EAM, jugular notch
On an PA/AP axial oblique cervical projection, the 2nd through _____ intervertebral foramina are open. 7th
On a PA/AP axial oblique cervical projection, the pedicles of interest are shown in _____. profile
On a PA/AP axial oblique cervical projection, the posterior arch of the atlas is seen without foreshortening, demonstrating the ____ _____. vertebral foramen
For a right PA axial oblique (RAO position), the ____ intervertebral foramina will be demonstrated. right
For a left AP axial oblique (LPO position), the ____ intervertebral foramina will be demonstrated. right
For a left PA axial oblique (LAO position), the ____ intervertebral foramina will be demonstrated. left
For a right AP axial oblique (RPO position), the ____intervertebral foramina will be demonstrated. left
What degree of body rotation is used for oblique cervical projections? 45
What body plane is used to set up the degree of obliquity on a PA/AP axial oblique cervical projection? midcoronal
What degree and direction of CR angulation are used for PA axial oblique cervical projections? 15 - 20 degrees caudally
What degree and direction of CR angulation are used for AP axial oblique cervical projections? 15 - 10 degrees cephalically
Accurate CR centering on a PA axial oblique cervical projections is accomplished by centering the CR to the ____ plane at a level halfway between the ___ and ___. midsagittal, EAM, jugular notch
On a lateral cervicothoracic vertebrae projection, the right and left cervical zygoapophyseal joints, ____ ____, and the posterior ribs are superimposed. articular pillars
On a lateral cervicothoracic vertebrae projection, the humerus elevated above the patients head is aligned with the ____ _____. vertebral column
On a lateral cervicothoracic vertebrae projection, the intervertebral disk spaces are _____., open
What respiration is used for the cervicothoracic lateral projection? expiration
Accurate centering on a lateral cervicothoracic projection is accomplished by centering a perpendicular CR to the _____ plane at a level 1 inch superior to the ____ ____ or at the level of the ____ ____. midcoronal, jugular notch, vertebral prominens
On an AP thoracic vertebrae projection, the spinous processes are aligned with the midline of the _____ _____ and the distances from the vertebral column to the sternal clavicular ends and from the pedicles to the ___ ____ are equal on the two sides. vertebral bodies, spinous processes
On an AP thoracic vertebrae projection, the intervertebral disk spaces are ____ and the vertebral bodies are seen without foreshortening. open
What condition can simulate rotation on an AP thoracic projection? scoliosis
When rotation is present on an AP thoracic projection, the side demonstrating the greater distance between the spinous processes and pedicles will be ____ ____ the IR. closer to
What type of curvature does the thoracic vertebral column demonstrate? kyphotic
Accurate CR centering on an AP thoracic projection is accomplished by centering the CR to the ______ at a level halfway between the ____ and xiphoid. MSP, jugular notch
On a lateral thoracic projection, the intervertebral foramina are clearly demonstrated, pedicles are in ____, the posterior surfaces of each vertebral body are ____ and no more than ___ inch(es) of space is demonstrated between the posterior ribs. profile, superimposed, 1/2
On a lateral thoracic vertebrae projection, the intervertebral disk spaces are ___and the vertebral bodies are demonstrated without _____. open, distortion
Accurate centering on a lateral thoracic vertebral projection is accomplished by centering the CR to the ___ ___ ___ when the patient's arm is positioned at a 90 degree angle with the body. inferior scapular angle
Created by: ashollings