Knee and Ankle Flashcards

(42 cards)

1
Q

Genu Varum

A

Bow legged

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2
Q

Genu Recuvartum

A

Hyperextended

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3
Q

Anteversion

A

Internal rotation of hip

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4
Q

Retro version

A

External Rotation of hip

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5
Q

Q angle

A

Angle between quads and Pt

  • greater than 20 egress is excessive
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6
Q

Chondromalacia patella

A

Softening and deteration of articulate cartilage

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7
Q

Patellar dislocation

A

Normally to lateral side

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8
Q

Forces acting on knee

A
Flexion
Extension
Internal rotation
External rotation
Valgus
Varus
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9
Q

Meniscus

A

Shock absorber
Stabilizer
Maintain space

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10
Q

Meniscus tears

A

Can be oblique, longitudinal, transverse

-most common is knee flexed with rotary forced

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11
Q

Meniscus tear symptoms

A

48-72 hours of effusion
-joint line pain loss of motion
-pain
Locking or giving away

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12
Q

MCL

A

Medial collateral ligament

  • prevents Valgus and vr force
  • tight in full extension
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13
Q

ACL

A

Anterior crucial ligament

Stps excessive internal rotation

Stabilizes knee in full extension

Prevents hyper extension

Signs: pop, rapid swelling, instability, hemathrosis

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14
Q

Unhappy triad

A

Grade 3

Tear in MCL, ACL, Medial Meniscus

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15
Q

LCL

A

Lateral collateral ligament

Attaches head of tibia

Prevents Varus and ir of tibia

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16
Q

Nerve and blood vessels

A

1) tibial nerve (hamstrings and gastroc)
2) femoral nerve (quads & sartorious)
3) popliteal artery (splits into 5 branches)

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17
Q

ACL prevention

A

Plyometric trainig
Biomechanics like analysis
Technique training

18
Q

PCL

A

Posterior Crucial Ligament

Prevents internal rotation
Guides in flexion
Center of rotation for knee
Strengthen quads for rehab

19
Q

Patella

A

Largest sesame is bone in body

Found in quad tendon

20
Q

Bones of knee

A

Fibula
Tibia
Patella
Femur

21
Q

Knee

A

Hinge joint with a rotational complex

Complex joint

22
Q

Forced on knee

A

1) tensil force (stretching)
2) compressive force (opposing)
3) shear force (perpendicular)
4) rotational force (angular)

23
Q

Genu Valgrum

24
Q

Arch Functions

A

1) supports body weight
2) absorb shock
3) provide space for bv, nerves, muscles

25
Why would an arch fall?
1) shoes 2) stepped on 3) muscle collaps
26
Matetarsal arch
Distal heads of the metatarsals
27
Transverse Arch
Tarsal Bones Cuboid and cuneiforms
28
Medial Longitudinal Arch
Medial Border - calcaneus to 1st metatarsal Main Supporting Ligament- plantar calcaneobavicular Muscle- posterior tibialias
29
Lateral Longitudinal Arch
Calcaneus, Cuboid and 5th Met
30
Kinetic Chain
Sequence of events that effect one another in the body. Each movement of a segment has an effect on proximal and distal segments
31
Normal Gait
Two phases 1) stance phase 60% 2) swing phase
32
Stance Phase
Begins at heel stike | Ends at toe off
33
Swing or recovery
Toe off to heel strike
34
Foot serves
1) shock absorber | 2) rigid layer (propulsive force)
35
Distance runners
80% heel strike pattern
36
Sprinters
Forefoot strikers
37
True or false If not causing Sx's or symptoms - nothing should be done to correct the "problem"
True
38
If problems develop you can use
1) orthotics 2) arch tapings 3) modify activity
39
True of false you can increase ground reaction force when running up to 10 times BW
True
40
Foot Problems can be associated with
1) improper hygiene 2) improper footwear 3) Anatomical structure deviations 4) Abnormal Stress
41
True or false: Spotts place exceptional Stress on Feet
True
42
Preventing injury in lower ankle
1) Achilies Tendon Streching 2) strength training 3) Neuromuscular Control Training 4) preventive Tape and Orthoses 5) Footwear