LRA 220 FINAL COMPREHENSIVE REVIEW 2026
COMPLETE QUESTIONS AND CORRECT
ANSWERS GRADED A+
◉ Where is the CR directed on a lateral calcaneus projection?
Lateral MAl
base of the first metacarpal
1 in distal to medial MAL
distal tip/fib joint space.
Answer: 1 in distal to medial MAL
◉ What CR angle Is required for an AP projection of the knee on a
patient W/ an ASIS to TT measurement of 18 cm
3-5 caudad
3-5 cephalic
perpendicular
10-15 cephalic.
Answer: 3-5 ciudad
◉ what cr angle should be used for a lateral projection of the knee
on a short wide pelvis patient?
No angle
,5 cephalic
7-10 cephalic
5-19 cephalic.
Answer: 7-10 cephalic
◉ which projection would best visualize a fibular head fracture?
lateral knee
medial obl knee
PA knee
AP knee.
Answer: medial obl knee
◉ To properly visualize the joint spaces w/ the AP projection of the
foot. the CR must be:
parallel to the longitudinal arch
perpendicular to the metatarsal
perpendicular to the longitudinal arch
parallel to the metatarsals.
Answer: perpendicular to the metatarsals
◉ What CR angulation is required for the AP oblique projection of
the foot?
, CR perpendicular
10 degrees
15-20 degrees
5-7 degrees.
Answer: CR perpendicular
◉ A correctly positioned AP medial OBL foot projection will
demonstrate
3rd-5th metatarsal free of superimposition
1st-5th metatarsal s free of superimposition
1st-2nd cunieform joint space open
cr is centered to mid shaft of 3rd metatarsal.
Answer: 3rd-5th metatarsal free of superimposition
◉ A lateral knee radiograph that is over rotated toward the IR can be
recognized by which of the following?
The fibular head will appear more superimposed by the tibia than a
true lateral
The fibular head will appear less superimposed by the tibia than a
true lateral.
Answer: The fibular head will appear less superimposed by the tibia
than a true lateral
COMPLETE QUESTIONS AND CORRECT
ANSWERS GRADED A+
◉ Where is the CR directed on a lateral calcaneus projection?
Lateral MAl
base of the first metacarpal
1 in distal to medial MAL
distal tip/fib joint space.
Answer: 1 in distal to medial MAL
◉ What CR angle Is required for an AP projection of the knee on a
patient W/ an ASIS to TT measurement of 18 cm
3-5 caudad
3-5 cephalic
perpendicular
10-15 cephalic.
Answer: 3-5 ciudad
◉ what cr angle should be used for a lateral projection of the knee
on a short wide pelvis patient?
No angle
,5 cephalic
7-10 cephalic
5-19 cephalic.
Answer: 7-10 cephalic
◉ which projection would best visualize a fibular head fracture?
lateral knee
medial obl knee
PA knee
AP knee.
Answer: medial obl knee
◉ To properly visualize the joint spaces w/ the AP projection of the
foot. the CR must be:
parallel to the longitudinal arch
perpendicular to the metatarsal
perpendicular to the longitudinal arch
parallel to the metatarsals.
Answer: perpendicular to the metatarsals
◉ What CR angulation is required for the AP oblique projection of
the foot?
, CR perpendicular
10 degrees
15-20 degrees
5-7 degrees.
Answer: CR perpendicular
◉ A correctly positioned AP medial OBL foot projection will
demonstrate
3rd-5th metatarsal free of superimposition
1st-5th metatarsal s free of superimposition
1st-2nd cunieform joint space open
cr is centered to mid shaft of 3rd metatarsal.
Answer: 3rd-5th metatarsal free of superimposition
◉ A lateral knee radiograph that is over rotated toward the IR can be
recognized by which of the following?
The fibular head will appear more superimposed by the tibia than a
true lateral
The fibular head will appear less superimposed by the tibia than a
true lateral.
Answer: The fibular head will appear less superimposed by the tibia
than a true lateral
