LOWER EXTREMITY TEST RAD 121
EXAM QUESTIONS AND ANSWERS
100% CORRECT
Which metatarsal bone of the foot has a prominent tuberosity frequently fractured? A.
first B. Third C. Fourth D. Fifth - ANSWER-fifth
Which term describes the top or anterior surface of the foot? A. palmar B. Dorsum C.
Volar D. Plantar? - ANSWER-dorsum
Which structure or bone contains the sustentaculum tali? - ANSWER-calcaneus
There are ____ tarsal bones? - ANSWER-7
The purpose of the angulation of 5-7 degrees cephalad on the lateral projection of the
knee is to: - ANSWER-superimpose the epicondyles of the femur
A radiograph of a 45 degree medial oblique projection of the knee to demonstrate the
proximal tibiofibular joint instead demonstrates a super imposed proximal tibio-fibular
joint. What must be modified to correct this error? - ANSWER-less rotation of the knee
How much flexion of the knee is best for the lateral projection of the patella? -
ANSWER-5 to 10 degrees
The largest tarsal bone is: - ANSWER-calcaneus
The dorsoplantar projection of the foot requires the central ray to be directed to the: -
ANSWER-Base of the third metatarsal
Where is the CR placed for a mediolateral projection of the calcaneous? - ANSWER-1
inch inferior to the medial malleolus
What are the two arches of the foot? - ANSWER-longitudinal and transverse
What CR angulation is required for the AP oblique projection of the foot? - ANSWER-
CR is perpendicular to the image receptor
Which two ligaments of the knee joint help stabilize the knee from the anterior and
posterior perspective? - ANSWER-Cruciates
Which projection of the knee will best demonstrate the neck of the fibula without
superimposition of the tibia? - ANSWER-ap oblique with 45 degre medial rotation
EXAM QUESTIONS AND ANSWERS
100% CORRECT
Which metatarsal bone of the foot has a prominent tuberosity frequently fractured? A.
first B. Third C. Fourth D. Fifth - ANSWER-fifth
Which term describes the top or anterior surface of the foot? A. palmar B. Dorsum C.
Volar D. Plantar? - ANSWER-dorsum
Which structure or bone contains the sustentaculum tali? - ANSWER-calcaneus
There are ____ tarsal bones? - ANSWER-7
The purpose of the angulation of 5-7 degrees cephalad on the lateral projection of the
knee is to: - ANSWER-superimpose the epicondyles of the femur
A radiograph of a 45 degree medial oblique projection of the knee to demonstrate the
proximal tibiofibular joint instead demonstrates a super imposed proximal tibio-fibular
joint. What must be modified to correct this error? - ANSWER-less rotation of the knee
How much flexion of the knee is best for the lateral projection of the patella? -
ANSWER-5 to 10 degrees
The largest tarsal bone is: - ANSWER-calcaneus
The dorsoplantar projection of the foot requires the central ray to be directed to the: -
ANSWER-Base of the third metatarsal
Where is the CR placed for a mediolateral projection of the calcaneous? - ANSWER-1
inch inferior to the medial malleolus
What are the two arches of the foot? - ANSWER-longitudinal and transverse
What CR angulation is required for the AP oblique projection of the foot? - ANSWER-
CR is perpendicular to the image receptor
Which two ligaments of the knee joint help stabilize the knee from the anterior and
posterior perspective? - ANSWER-Cruciates
Which projection of the knee will best demonstrate the neck of the fibula without
superimposition of the tibia? - ANSWER-ap oblique with 45 degre medial rotation
