Femur Test

Question 1

What is the purpose for weight bearing ankle view?

a.) identify any widening of joint space
b.) identify any ankle fractures
c.) narrowing of ankle joint space
d.) ankle joint closed

Answer 1

c.) narrowing of ankle joint space

Question 2

For an externally rotated AP oblique elbow projection with accurate positioning the
1.) capitulum is in profile
2.) capitulum-radial joint spaceis open
3.) coronoid process is in profile
4.) ulna is demonstrated without radial head superimposition

a.) 1, 2 and 4 only
b.) 1 and 4 only
c.) 2 and 3 only
d.) 2, 3 and 4 only

Answer 2

a.) 1, 2 and 4 only

Question 3

If the affected leg is foreshortened or turned out to the side laterally. What views should be obtained for the femur?
1.) CTL hip
2.) CTL femur
3.) frog leg lateral hip
4.) oblique femur

a.) 1 and 2
b.) 1 and 3
c.) 1, 2 and 3
d.) 2 and 4

Answer 3

a.) 1 and 2

Question 4

To ensure that both joints are included on an AP projection of the tibia and fibula on an adul, the technologist should:

a.) use a tabletop technique
b.) increase the sid to 60 inches
c.)) use bucky tray
d.) use two seperate films

Answer 4

d.) use two seperate films

Question 5

Whihc of the following evaluation criteria should be demonstrated on AP proximal femur?

a.) lesser trchanter should not be projected beyond the medial border of the femur
b.) lesser trochanter should be projected beyond the medial border of the femur
c.) lesser trochanter should not be seen at all
d.) lesser trocanter in profile

Answer 5

a.) lesser trochanter should not be projected beyond the medial border of the femur

Question 6

How much of the femurs should be demonstrated on the AP distal femur?

a.) distal 1/2
b.) distal two thirds of the femur
c.) proximal two thirds of the femur
d.) mid femur to knee

Answer 6

b.) distal two thirds of the femur

Question 7

Evaluation Criteria: Choose all that apply.
Medial 15 to 20 oblique ankle
1.) distal tibia, fibula and talus
2.) talus slightly overlapping distal fibula
3.) distal tibia and fibula overlap some of the talus
4.) ankle mortise open

Answer 7

1 and 4

Question 8

Evaluation Criteria: Lateral Heel
1.) no rotation of heel
2.) tuberosity in profile
3.) first or fifth metatarsals no projected to sides of foot
4.) calcaneus and subtalar joint
5.) sinus tarsi open

a.) 1, 2 and 5
b.) 1 only
c.) 2 and 4
d.) 5 only

Answer 8

a.) 1, 2 and 5

Question 9

In what position should the hand be for an AP medial rotation oblique elbow projection?

a.) pronated
b.) lateral oblique
c.) supinated
d.) medial oblique

Answer 9

a.) pronated

Question 10

How much should the knee be flexed for the distal femur projection?

a.) 10 degrees
b.) 20 degrees
c.) 30 degrees
d.) 45 degrees

Answer 10

d.) 45 degrees

Question 11

What structures should be demonstrated on the distal lateral projection of the femur?
1.) medial and lateral femoral condyles not superimposed
2.) open patellofemoral joint space
3.) distal two thirds of distal femur
4.) knee joint will appear open

a.) 1 only
b.) 2 only
c.) 1, 2, 3 and 4
d.) 1, 2 and 3

Answer 11

d.) 1, 2 and 3

Question 12

Patient is supine. Flex knee and hip on affected side, with sole of foot against inside of opposite leg. Which projection is described?

a.) AP femur
b.) lateral femur
c.) AP proximal femur
d.) frog leg lateral femur

Answer 12

d.) frog leg lateral femur

Question 13

Evaluation Criteria : AP ankle

1.) medial and lateral malleoli
2.) normal overlapping of tibiofibular articulation
3.) tibiofibular articulation open
4.) talus slightly overlapping the distal fibula
5.) distal tibia and fibula overlap some of the talus
6.) no overlapping of the medial talomalleolar articulation
7.) talus with proper brightness
8.) tibiotalar joint space

Answer 13

1
2
4 and 6
7 and 8

Question 14

For the lateral projection of the forearm, the elbow should be flexed:

a.) 120 degrees
b.) 90 degrees
c.) 45 degrees
d.) 90 to 120 degrees

Answer 14

b.) 90 degrees

Question 15

Evaluation Criteria: AP lower leg
1.) proximal and distal articulations of tibia and fibula moderately overlapped
2.) distal fibula lying over posterior half of tibia
3.) slight overlap of tibia on proximal fibular head
4.) fibular midshaft free of tibial superimposition
5.) moderate seperation of tibial and fibular bodies or shafts

a.) 1 and 4
b.) 4 only
c.) 2
d.) 5

Answer 15

a.) 1 and 4

Question 16

For the AP projection of the elbow, the humeral epicondyles are

a.) parallel to IR
b.) superimposed over each other
c.) no clearly seen
d.) perpendicular to the IR

Answer 16

a.) parallel to IR

Question 17

The __________ should be located toward the medial side of the femur on the AP distal femur projection.

a.) femur
b.) greater trochanter
c.) lesser trochanter
d.) patella

Answer 17

d.) patella

Question 18

For the entire knee joint to be included on the AP projection of the femur, How far should the lower margin of the IR be?

a.) 2’’ above knee
b.) mid patella
c.) 2’’ below knee joint
d.) mid knee

Answer 18

c.) 2’’ below knee joint

Question 19

For a lateral projection of the ankle, the central ray must enter the:

a.) tibiofibular joint
b.) navicular
c.) medial malleolus
d.) lateal malleolus

Answer 19

c.) medial malleolus

Question 20

The femoral neck is ____________ distal to ASIS

a.) 1’’
b.) 2’’ to 3’’
c.) 3’’ to 4’’
d.) 1/2’’

Answer 20

c.) 3’’ to 4’’

Question 21

Which of the following are demonstrated on the frog leg lateral femur?
1.) femoral head and neck
2.) trochanteric area
3.) proximal one third of femur
4.) greater trochanter in profile

a.) 1 and 2
b.) 2only
c.) 2 and 4
d.) 1, 2 and 3

Answer 21

d.) 1, 2 and 3

Question 22

Evaluation Criteria: Axial Heel
1.) no rotatio of heel
2.) tuberosity in profile
3.) first or fifth metatarsals not projection to sides of foot
4.) calcaneus and subtalar joint
5.) sinus tarsi open

a.) 1 only
b.) 1 and 3 only
c.) 2 and 5
d.) 1, 3 and 4

Answer 22

d.) 1, 3 and 4

Question 23

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

Answer 23

c.) 45 degrees

Question 24

For a laterral ankle image, the

a.) CR enters 1’’ distal to the medial malleolus
b.) perpendicular to ankle joint, medial malleolus
c.) medial and lateral malleoli are superimposed
d.) the plantar surface of the fott is aligned parallel with the IR

Answer 24

b.) perpendicular to ankle joint, medial malleolus

Question 25

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

Answer 25

b.) frog leg lateral

Question 26

When positioning the patient for an AP weight bearing foot projection, the patient should be sitting.

a.) true
b.) false

Answer 26

b.) false

Question 27

Which of the following is the essential lateral projection of the calcaneus?

a.) lateral (mediolateral)
b.) lateral ( lateromedial)
c.) lateromedial oblique
d.) lateromedidal oblique weight bearing

Answer 27

a.) lateral (mediolateral)

Question 28

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

Answer 28

d.) 1, 2 and 3

Question 29

What is the correct rotation of the leg for the AP distal projection of the femur?

a.) 5 degrees laterally
b.) 5 degrees medially
c.) 15 to 20 degrees medially
d.) 45 degrees medially

Answer 29

b.) 5 degrees medially

Question 30

Evaluation Criteria: Medial Oblique Ankle
choose all that apply.

1.) distal tibia, fibula and talus
2.) talus slightly overlapping distal fibula
3.) distal tibia and fibula overlap some of talus
4.) talus with proper brightness

Answer 30

1
2
3

Question 31

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 head 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

Answer 31

b.) medial half of the fibular head should be superimposed over the tibia

Question 32

For an axial projection of the calcaneus the ankle should be dorsiflexedso the plantar surface of the foot is:

a.) perpendicular to the central ray
b.) 90 degrees from the plane of the IR
c.) parallel with the central ray
d.) 70 degrees from the plane of the IR

Answer 32

b.) 90 degrees from the plane of the IR

Question 33

A correctly positioned AP 45 degree medial oblique ankle projection frequently may also demonstrate a fracture of the base of the fifth metatarsal if present.

a.) true
b.) false

Answer 33

a.) true

Question 34

Evaluation Criteria: Lateral Ankle
choose all that apply.

1.) distal tibia and fibula, talus, calcaneus and adjacent tarsals
2.) tibiotalar joint well visualized
3.) fibula over posterior half of tibia
4.) fifth metatarsal base and tuberosity should be seen to check for jones fracture

Answer 34

1
2
3
4

Question 35

The central ray is directed__________ to the ___________ of the IR on the AP projection of the femur.

a.) parallel, lateral
b.) laterall, midpoint of IR
c.) perpendicular, midpoint
d.) medial, center of femur

Answer 35

c.) perpendicular, midpoint

Question 36

Where does the central ray enter on all elbow projections?

a.) distal humerus
b.) proximal forearm
c.) mid forearm
d.) mid elbow

Answer 36

d.) mid elbow

Question 37

Which of the following structures should be symmertric in size and shape on the distal AP projection of the femur?

a.) femur
b.) femoral and tibial condyles
c.) patella
d.) greater trochanter

Answer 37

b.) femoral and tibial condyles

Question 38

What is the purpose for weight bearing ankle view?

a.) identify any widening of ankle joint space
b.) identify any ankle fractures
c.) narrowing of ankle joint space
d.) ankle joint closed

Answer 38

c.) narrowing of ankle joint space

Question 39

Evaluation Criteria: Lateral Heel
1.) no rotation of heel
2.) tuberosity in profile
3.) first or fifth metatarsals not projected to sides of foot
4.) calcaneus and subtalar joint
5.) sinus tarsi open

a.) 1, 2 and 5
b.) 1 only
c.) 2 and 4
d.) 5 only

Answer 39

a;) 1, 2 and 5

Question 40

Which structure or bone contains the sustentaculum tali?

a.) base of fifth metatarsal
b.) calcaneus
c.) talus
d.) tibia

Answer 40

b.) calcaneus

Question 41

What is the proper rotation for the leg on a medial oblique ankle?

a.) 15 degrees
b.) 20 degrees
c.) 45 degrees
d.) 0 degrees

Answer 41

c.) 45 degrees

Question 42

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

Answer 42

b.) femoral neck

Question 43

Which specific projections of the ankle are performed to diagnose a tear of the medial or lateral ligament?
1.) AP eversion stress
2.) AP inversion stress
3.) AP oblique 15 to 20 degree medial rotation

a.) 1, 2 and 3
b.) 1 and 3
c.) 1 and 2
d.) 2 and 3

Answer 43

c.) 1 and 2

Question 44

For an axial projection of the calcaneus, the ankle should be dorsiflexed so the plantar surface of the foot is:

a.) 90 degrees from the plane of the IR
b.) perpendicular to the central ray
c.) parallel to central ray
d.) 70 degrees from the plant of the IR

Answer 44

a.) 90 degrees from the plane of the IR

Question 45

How much should the leg be internally rotated for the AP proximal projection of the femur?

a.) no rotation
b.) 5 degrees
c.) 15 to 20 degree
d.) 25 degrees

Answer 45

c.) 15 to 20 degrees

Question 46

What is the purpose for the AP stress views of the ankle?

a.) to demonstrate possible joint seperations or ligament tear
b.) to demonstrate tears in the joint meniscus
c.) to demonstrate loose bodies in ankle joint
d.) to demonstrate possible stress fractures

Answer 46

a.) to demonstrate possible joint seperations or ligament tear

Question 47

Clubfoot is also called;

a.) congential hip dysplasia
b.) talipes equinovirus
c.) trimalleolar fracture
d.) none of the above

Answer 47

b.) talipes equinovirus

Question 48

Which of the following evaluation criteria should be demonstrated on the AP proximal projection of the femur?
1.) greater trochanter
2.) femoral head
3.) femoral neck
4.) lesser trochanter in profile

a.) 1 and 2
b.) 1 and 3
c.) 1, 2 and 4
d.) 1, 2 and 3

Answer 48

d.) 1, 2 and 3

Question 49

Where is the central ray directed on the AP proximal femur projection?

a.) 1/2’’ distal to femoral neck
b.) perpendicualr to femoral neck
c.) 1’’ distal to mid femur
d.) 2’’ distal to greater trochanter

Answer 49

b.) perpendicular to femoral neck