Lumbar Spine Special View Test Flashcards
What projection is demonstrated by placing the patient torso and legs posterioly as far as possible?
a.) hyperflexion
b.) L5-S1 spot
c.) hyperextension
d.) lateral lumbar spine
c.) hyperextension
What is the correct central ray angulation on the AP axial L5-S1 lumbar spine?
a.) 35 degrees for males and 30 degrees for females cephalad
b.) 5 degrees for males and 8 degreees for femals cephalad
c.) 10 degrees for males and 15 degrees for females cephalad
d.) 30 degrees for males and 35 degrees for females cephalad
d.) 30 degrees for males and 35 degrees for females cephalad
How much should the femur be abducted for the frog leg lateral femur projection?
a.) 10 degrees
b.) 10 to 15 degrees
c.) 45 degrees
d.) 20 degrees
c.) 45 degrees
Where is the central ray directed on the AP proximal femur projection?
a.) 1/2’’ distal to femoral neck
b.) 1’’ distal to mid femur
c.) 1’’ to 2’’ distal to femoral neck
d.) 2’’ distal to greater trochanter
c.) 1’’ to 2’’ distal to femoral neck
Which of the following evaluation criteria should be demonstrated on the hyperextension and hyperflexion pf the lumbar spine?
a.) all thoracic and lumbar spine
b.) lumbar spine to sacrum
c.) lumbar spine to coccyx
d.) thoracic spine and lumbar spine including 1 to 2’’ of iliac crest
d.) thoracic spine and lumbar spine including 1 to 2’’ of iliac crest
Which of the following evaluation criteria should be demonstrated on the AP axial projection of the lumbar spine?
a.) entire sacrum
b.) L5 S1 joint space
c.) SI joints
d.) L4
b.) L5 S1 joint space
c.) SI joints
Which of the following would be considered a trauma radiography guideline?
1.) removed all splints
2.) do not move the patient unless necessary
3.) obtain a minimum of two radiographs of each body part
a.) 1, 2 and 3
b.) 2 and 3
c.) 1 and 2
d.) 1 and 3
b.) 2 and 3
When performing a cross table lateral lumbar spine the IR may be placed in the upright bucky tray.
a.) true
b.) false
a.) true
What structures should be demonstrated in profile on the frog leg lateral projection of the femur?
a.) greater trochanter
b.) femoral neck
c.) distal femur
d.) femoral condyle
b.) femoral neck
Which of the following should always be demonstrated on the AP and lateral projection of the femur?
1.) entire hip joint
2.) entire knee joint
3.) entire orthopedic appliance
4.) only 1/2 of the orthopedic appliance is required
a.) 1 and 2
b.) 1 and 3
c.) 2 and 4
d.) 1, 2 and 3
d.) 1, 2 and 3
How is the femoral neck located on the AP proximal projection of the femur?
a.) 1 to 2’’ lateral and 3 to 4’’ distal to ASIS
b.) 2 to 3’’ medial and 2 to 3’’ distal to ASIS
c.) 1 to 2’’ medial 3 to 4’’ distal to ASIS
d.) 1 to 2’’ medial and 3 to 4’’ proximal to ASIS
c.) 1 to 2’’’ medial 3 to 4’’ distal to ASIS
What should be demonstrated on the AP distal projection of the femur?
a.) entire fibular head should be superimposed over the tibia
b.) medial half of the fibular should be superimposed over the tibia
c.) lateral half of the fibular head should be superimposed over the tibia
d.) edge of the medial fibular head should be superimposed over the tibia
b.) medial half of the fibular should be superimposed over the tibia
Which projection best demonstrates the L5- S1 joint space and SI joints?
a.) AP lumbar projection
b.) LPO projection
c.) L5-S1 spot
d.) AP axial lumbar projection
d.) AP axial lumbar projection
Which projection demonstrates the greater trochanter superimposed by the femur?
a.) AP proximal femur
b.) frog leg lateral
c.) AP distal femur
d.) lateral distal femur
b.) frog leg lateral
Which of the following demonstrates no rotation on the hyperextension and hyperflexion projections on the lumbar spine?
a.) rotation in sciatic notch
b.) closed intervertebral foramina
c.) closed joint spaces
d.) superimposed greater sciatic notch and posterior vertebral bodies
d.) superimposed greater sciatic notch and posterior vertebral bodies