Question 1

Where is the IR centered for an AP projection of the knee?

Accepted Answer

A)  $1 / 2$ inch above the patellar apex 
B)  1 inch above the patellar apex 
C)  $1 / 2$ inch below the patellar apex 
D)  1 inch below the patellar apex 
A)  $1 / 2$ inch above the patellar apex 
B)  1 inch above the patellar apex 
C)  $1 / 2$ inch below the patellar apex 
D)  1 inch below the patellar apex C

Question 2

Which projection of the foot will show the cuboid in profile?

Accepted Answer

A)  AP 
B)  Lateral 
C)  AP oblique, lateral rotation 
D)  AP oblique, medial rotation 
A)  AP 
B)  Lateral 
C)  AP oblique, lateral rotation 
D)  AP oblique, medial rotation D

Question 3

What lower limb position is required to obtain the image below?

Accepted Answer

A)  Anatomic position 
B)  45-degree medial rotation 
C)  45-degree lateral rotation 
D)  Tibial epicondyles perpendicular to IR 
A)  Anatomic position 
B)  45-degree medial rotation 
C)  45-degree lateral rotation 
D)  Tibial epicondyles perpendicular to IR B

Question 4

How is the patient placed for a lateral projection of the great toe and second toe?

Accepted Answer

A)  Supine, with the affected leg turned out 
B)  Supine, with the affected leg turned in 
C)  Lateral, on the affected side 
D)  Recumbent, on the unaffected side 
A)  Supine, with the affected leg turned out 
B)  Supine, with the affected leg turned in 
C)  Lateral, on the affected side 
D)  Recumbent, on the unaffected side

Question 5

When the femur is vertical, the medial condyle is lower than the lateral condyle. How many degrees difference is there between the two?

Accepted Answer

A)  3 
B)  5 
C)  5 to 7 
D)  8 to 10 
A)  3 
B)  5 
C)  5 to 7 
D)  8 to 10

Question 6

What anatomy is labeled as letter E in the image below?

Accepted Answer

A)  Sinus tarsi 
B)  Sustentaculum tali 
C)  Navicular 
D)  Tibiotalar joint 
A)  Sinus tarsi 
B)  Sustentaculum tali 
C)  Navicular 
D)  Tibiotalar joint

Question 7

How much is the knee flexed for a lateral projection of the patella?

Accepted Answer

A)  0 degrees 
B)  5 degrees 
C)  10 degrees 
D)  5 to 10 degrees 
A)  0 degrees 
B)  5 degrees 
C)  10 degrees 
D)  5 to 10 degrees

Question 8

Which of the following positions can be used to demonstrate the intercondylar fossa using the Holmblad method?
1)Standing (horizontal central ray)
2)Kneeling on the table (vertical central ray)
3)Standing with knee on stool (vertical central ray)

Accepted Answer

A)  1 and 2 
B)  1 and 3 
C)  2 and 3 
D)  1, 2, and 3 
A)  1 and 2 
B)  1 and 3 
C)  2 and 3 
D)  1, 2, and 3

Question 9

When the knee is properly positioned for an AP projection, the patella will lie:

Accepted Answer

A)  directly in the center of the limb. 
B)  slightly to the medial side. 
C)  slightly to the lateral side. 
D)  parallel with the tabletop. 
A)  directly in the center of the limb. 
B)  slightly to the medial side. 
C)  slightly to the lateral side. 
D)  parallel with the tabletop.

Question 10

The largest and strongest tarsal bone is the:

Accepted Answer

A)  calcaneus. 
B)  navicular. 
C)  medial cuneiform. 
D)  lateral cuneiform. 
A)  calcaneus. 
B)  navicular. 
C)  medial cuneiform. 
D)  lateral cuneiform.

Question 11

In which position is the patient placed for a PA projection of the patella?

Accepted Answer

A)  Supine 
B)  Prone 
C)  Lateral 
D)  Upright 
A)  Supine 
B)  Prone 
C)  Lateral 
D)  Upright

Question 12

How much should the leg be flexed for a lateral projection of the knee?

Accepted Answer

A)  10 degrees 
B)  45 degrees 
C)  10 to 20 degrees 
D)  20 to 30 degrees 
A)  10 degrees 
B)  45 degrees 
C)  10 to 20 degrees 
D)  20 to 30 degrees

Question 13

The preferred method of positioning the patient for the tangential projection (Settegast method) of the patella is:

Accepted Answer

A)  prone. 
B)  supine. 
C)  seated on the table. 
D)  seated at the end of the table. 
A)  prone. 
B)  supine. 
C)  seated on the table. 
D)  seated at the end of the table.

Question 14

The central-ray angulation for a lateral projection of the knee is:

Accepted Answer

A)  0 degrees. 
B)  3 to 5 degrees cephalad. 
C)  dependent upon the ASIS-to-tabletop measurement. 
D)  5 to 7 degrees cephalad. 
A)  0 degrees. 
B)  3 to 5 degrees cephalad. 
C)  dependent upon the ASIS-to-tabletop measurement. 
D)  5 to 7 degrees cephalad.

Question 15

To place the patella parallel with the plane of the IR for a PA projection, the heel must be rotated:

Accepted Answer

A)  5 to 10 degrees laterally. 
B)  5 to 10 degrees medially. 
C)  10 to 15 degrees laterally. 
D)  10 to 15 degrees medially. 
A)  5 to 10 degrees laterally. 
B)  5 to 10 degrees medially. 
C)  10 to 15 degrees laterally. 
D)  10 to 15 degrees medially.

Question 16

Which of the following must be rotated for all oblique projections of the ankle?
1)Pelvis
2)Leg
3)Foot

Accepted Answer

A)  1 and 2 
B)  1 and 3 
C)  2 and 3 
D)  1, 2, and 3 
A)  1 and 2 
B)  1 and 3 
C)  2 and 3 
D)  1, 2, and 3

Question 17

The medial and lateral oblique projections of the ankle require the leg and foot to be rotated how many degrees?

Accepted Answer

A)  15 
B)  20 
C)  45 
D)  15 to 20 
A)  15 
B)  20 
C)  45 
D)  15 to 20

Question 18

The tibial plateaus slope _____ 10 to 20 degrees.

Accepted Answer

A)  anteriorly 
B)  posteriorly 
C)  laterally 
D)  medially 
A)  anteriorly 
B)  posteriorly 
C)  laterally 
D)  medially

Question 19

What is the central-ray angle for an AP projection of the leg?

Accepted Answer

A)  0 degrees 
B)  5 degrees caudad 
C)  7 degrees caudad 
D)  5 to 7 degrees cephalad 
A)  0 degrees 
B)  5 degrees caudad 
C)  7 degrees caudad 
D)  5 to 7 degrees cephalad

Question 20

For an AP oblique projection of the knee, the limb is rotated _____ degrees.

Accepted Answer

A)  25 
B)  30 
C)  45 
D)  30 to 40 
A)  25 
B)  30 
C)  45 
D)  30 to 40

Exam 6: Lower Limb

Where is the IR centered for an AP projection of the knee?

Which projection of the foot will show the cuboid in profile?

What lower limb position is required to obtain the image below?

How is the patient placed for a lateral projection of the great toe and second toe?

When the femur is vertical, the medial condyle is lower than the lateral condyle. How many degrees difference is there between the two?

What anatomy is labeled as letter E in the image below?

How much is the knee flexed for a lateral projection of the patella?

Which of the following positions can be used to demonstrate the intercondylar fossa using the Holmblad method? 1)Standing (horizontal central ray) 2)Kneeling on the table (vertical central ray) 3)Standing with knee on stool (vertical central ray)

When the knee is properly positioned for an AP projection, the patella will lie:

The largest and strongest tarsal bone is the:

In which position is the patient placed for a PA projection of the patella?

How much should the leg be flexed for a lateral projection of the knee?

The preferred method of positioning the patient for the tangential projection (Settegast method) of the patella is:

The central-ray angulation for a lateral projection of the knee is:

To place the patella parallel with the plane of the IR for a PA projection, the heel must be rotated:

Which of the following must be rotated for all oblique projections of the ankle? 1)Pelvis 2)Leg 3)Foot

The medial and lateral oblique projections of the ankle require the leg and foot to be rotated how many degrees?

The tibial plateaus slope _____ 10 to 20 degrees.

What is the central-ray angle for an AP projection of the leg?

For an AP oblique projection of the knee, the limb is rotated _____ degrees.

Preliminary Steps in Radiography

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General Anatomy and Radiographic Positioning Terminology

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