Exam 3: Knee And Ankle Flashcards Preview

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Flashcards in Exam 3: Knee And Ankle Deck (28)
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1
Q

Knee joint demonstrates ___ movement during gait

A

Triaxial

2
Q

Primary motion at knee

A

Flexion/extension

3
Q

Most limited movement at knee

A

Varus-valgus

Due to soft tissue and bony constraints

4
Q

MC injured structure in knee

A

ACL

Internal rotation of femur on fixed tibia

5
Q

Osgood-Schlatter disease MC in

A

Kids, boys

6
Q

Osgood-Schlatter disease

A

Tibial apophysitis

Inflamm at secondary oss center/ insertion of patellar tendon

7
Q

Osgood-Schlatter disease presents as

A

Tenderness and swelling over tibial tuberosity

8
Q

When distal part is AWAY from midline

A

Valgus

9
Q

When distal part is TOWARD midline

A

Varus

10
Q

Varus-valgus stress

A

Applying force that causes angulation of limb at a joint

11
Q

Valgus stress

A

Force causes distal part to move away from midline

12
Q

Varus stress

A

Force causes distal part to move toward midline

13
Q

Varus stress test stresses ____ structures

A

Lateral

14
Q

Valgus stress test stresses ___ structures

A

Medial

15
Q

Ankle joint involves articulations w/ these bones

A

Tibia
Fibula
Talus

16
Q

Talocrural joint permits this motion only

A

Plantar flexion
Dorsiflexion

**other motions are limited

17
Q

Talocrural joint AKA

A

Mortise joint

18
Q

Talocrural joint motions

A

Dorsi/plantar flexion (thetaX)

Eversion/inversion (thetaY)

Add/abduction (thetaZ)

19
Q

Motion most limited at talocrural joint ____ due to ____

A

Varus/valgus (add/abduction) ; soft tissue and bony constraints

20
Q

Injuries and sources of pain at ankle

A

Ligaments
Osseous
Muscles

21
Q

80% of ankle fractures start w/

A

Supination (combo of inversion and rotation)

22
Q

Supination of ankle has no ____ on lateral aspect

A

Stop gate (only ligs)

23
Q

Congenital anomaly that is MC seen in people w/ flat feet

A

Calcaneonavicular coalition (fusion)

24
Q

Clinical presentation in calcaneonavicular coalition

A

Flat feet/arches

Dec midfoot ROM

25
Q

Achilles tendinopathy MC site

A

Distal toward insertion site

26
Q

Achilles tendinopathy is seen w/

A

Chronic overuse/poor biomechanics

27
Q

Achilles tear site

A

2-6 cm proximal to insertion

“Critical zone” (dec vascularity)

28
Q

Achilles tear MC in these patients

A

Males, 30-50

Dec plantar flexion