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Radiographic procedures Chapter 9
Questions with Detailed Verified Answers
(100% Correct Answers) /Already Graded
A+
What is the large wing like mass on each side of the sacral base called
Ans: Ala
What is the angle of articulation between the sacrum and the ilia
Ans: 25 to 30 degrees
What is the average number of segments that make up the adult coccyx
Ans: 4
What is the term for the superior aspect of the coccyx
Ans: Base
What is the small section of bone found between the superior and inferior articular processes
of the lumbar spine
Ans: Pars Interarticularis
What is the anterior projecting bony process of the sacrum that forms parts of the inlet of the
true pelvis
Ans: Sacral promontory
Is the long axis of the sacrum generally angled more posteriorly in males or females
Ans: Females
Which one of the sacrum structures is considered to be most posterior
Ans: Median sacral crest
Which specific aspect of the sacrum articulates with the ilium to form the sacroiliac joint
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Ans: Auricular surface
Is a male or female more likely to suffer a fracture of the coccyx due to a backward, sitting
type of fall
Ans: Female
What is the joint classification of the zygapophyseal joints
Ans: Synovial/Diarthrodial
What type of joint movement occurs with the zygapophyseal joints
Ans: Plane
Can carefully placed gonadal shielding be used on male patients for the AP lumbar spine
projection
Ans: Yes (true)
What topographic landmark corresponds with L2-L3
Ans: Lower costal margin
What plane is placed perpendicular to the tabletop and centered to the midline of the grid
for a lateral lumbar spine
Ans: Midcoronal plane
Why should the hips and knees be flexed for an AP projection of the lumbar spine
Ans: For patient comfort, To reduce the lumbar curvature, To reduce vertebral column OID
What are the intervertebral joints in the lumbar spine classified as
Ans: Cartilaginous/Amphiarthrodial
What does a lateral lumbar projection with accurate positioning demonstrate
Ans: Open intervertebral disc spaces, Interverebral foramina
What structure is located at the level of the ASIS
Ans: S1-S2
What is a key advantage of a PA projection taken during a pediatric scoliosis study as
compared with the AP projection
Radiographic procedures Chapter 9
Questions with Detailed Verified Answers
(100% Correct Answers) /Already Graded
A+
What is the large wing like mass on each side of the sacral base called
Ans: Ala
What is the angle of articulation between the sacrum and the ilia
Ans: 25 to 30 degrees
What is the average number of segments that make up the adult coccyx
Ans: 4
What is the term for the superior aspect of the coccyx
Ans: Base
What is the small section of bone found between the superior and inferior articular processes
of the lumbar spine
Ans: Pars Interarticularis
What is the anterior projecting bony process of the sacrum that forms parts of the inlet of the
true pelvis
Ans: Sacral promontory
Is the long axis of the sacrum generally angled more posteriorly in males or females
Ans: Females
Which one of the sacrum structures is considered to be most posterior
Ans: Median sacral crest
Which specific aspect of the sacrum articulates with the ilium to form the sacroiliac joint
, Page |2
Ans: Auricular surface
Is a male or female more likely to suffer a fracture of the coccyx due to a backward, sitting
type of fall
Ans: Female
What is the joint classification of the zygapophyseal joints
Ans: Synovial/Diarthrodial
What type of joint movement occurs with the zygapophyseal joints
Ans: Plane
Can carefully placed gonadal shielding be used on male patients for the AP lumbar spine
projection
Ans: Yes (true)
What topographic landmark corresponds with L2-L3
Ans: Lower costal margin
What plane is placed perpendicular to the tabletop and centered to the midline of the grid
for a lateral lumbar spine
Ans: Midcoronal plane
Why should the hips and knees be flexed for an AP projection of the lumbar spine
Ans: For patient comfort, To reduce the lumbar curvature, To reduce vertebral column OID
What are the intervertebral joints in the lumbar spine classified as
Ans: Cartilaginous/Amphiarthrodial
What does a lateral lumbar projection with accurate positioning demonstrate
Ans: Open intervertebral disc spaces, Interverebral foramina
What structure is located at the level of the ASIS
Ans: S1-S2
What is a key advantage of a PA projection taken during a pediatric scoliosis study as
compared with the AP projection
