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Patho Gait > Normal Gait 5 > Flashcards

Normal Gait 5 Flashcards

1
Q

What is the ROM during mid stance at the ankle joint?

A

5° of dorsiflexion

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2
Q

What is the torque demand during mid stance at the ankle joint?

A

Increasing dorsiflexion torque

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3
Q

What is the muscle demand during mid stance at the ankle joint?

A

Soleus and gastroc contract eccentrically to control forward progression of tibia

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4
Q

What is the functional significance during mid stance at the ankle joint?

A

Calf muscles stabilize knee

Ankle rocker action created

Body progresses forward

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5
Q

What does the ankle rocker action provide?

A

Ankle becomes fulcrum for continued progression of limb over stationary foot

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6
Q

What is the ROM during mid stance at the subtalar joint?

A

Eversion position remains unchanged from end of loading response

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7
Q

What is the torque demand during mid stance at the subtalar joint?

A

Eversion torque diminishes

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8
Q

What is the muscle action during mid stance at the subtalar joint?

A

Posterior Tibialis, Soleus, and peroneals all eccentrically active

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9
Q

What is the functional significance during mid stance at the subtalar joint?

A

Control of eversion

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10
Q

What is the ROM during mid stance at the knee joint?

A

5° flexed

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11
Q

What is the torque demand during mid stance at the knee joint?

A

Extension torque

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12
Q

What is the muscle demand during mid stance at the knee joint?

A

Quads stabilize knee until knee extension torque begins

Calf muscles restrain tibia

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13
Q

What is the functional significance during mid stance at the knee joint?

A

Knee stability maintained by knee extension torque and calf muscle activity

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14
Q

What is the ROM during mid stance at the hip joint?

A

Extension to neutral

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15
Q

What is the torque demand during mid stance at the hip joint?

A

Change from flexion to extension torque

Adduction torque continues

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16
Q

What is the muscle demand during mid stance at the hip joint?

A

Hip abductors active

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17
Q

What is the functional significance during mid stance at the hip joint?

A

Stable hip joint achieved in Sagittal plane

Pelvis stabilized in frontal plane

18
Q

What happens to the pelvis in mid stance?

A

Rotates backwards in horizontal plane to neutral

19
Q

What is the ROM during terminal stance at the ankle joint?

A

10° of dorsiflexion

20
Q

What is the torque demand during terminal stance at the ankle joint?

A

Dorsiflexion torque peaks

21
Q

What is the muscle action during terminal stance at the ankle joint?

A

Calf muscle activity peaks

22
Q

What is the functional significance during terminal stance at the ankle joint?

A

Maximal forward progression of the tibia

Heel allowed to rise

23
Q

What is the ROM during terminal stance at the subtalar joint?

A

Progressive reduction of eversion to 2°

24
Q

What is the torque demand during terminal stance at the subtalar joint?

A

Inversion torque created as heel rises

25
Q

What is the muscle action during terminal stance at the subtalar joint?

A

Posterior Tibialis and soleus contract concentrically

Peroneals isometrically active

26
Q

What is the functional significance during terminal stance at the subtalar joint?

A

Reduction in eversion increases stability of midtarsal joint

27
Q

What is the ROM during terminal stance at the MTP joint?

A

30° of extension

28
Q

What is the torque demand during terminal stance at the MTP joint?

A

Extension torque created

29
Q

What is the muscle action during terminal stance at the MTP joint?

A

Calf muscle activity peaks

Posterior Tibialis and soleus contract concentrically

30
Q

What is the functional significance during terminal stance at the MTP joint?

A

Forefoot rocker action created

Contributes to contralateral step length

31
Q

What does the forefoot rocker action provide?

A

Metatarsal heads serve to facilitate continued forward progression of tibia

32
Q

What is the ROM during terminal stance at the knee joint?

A

5° of flexion

33
Q

What is the torque demand during terminal stance at the knee joint?

A

Extension torque peaks and then diminishes

34
Q

What is the muscle action during terminal stance at the knee joint?

A

Calf muscles continue to stabilize knee by restraining tibia

Biceps femoris may be active

35
Q

What is the functional significance during terminal stance at the knee joint?

A

Joint stability maintained

Biceps femoris may act to prevent Hyperextension

36
Q

What is the ROM during terminal stance at the hip joint?

A

20° of extension

37
Q

What is the torque demand during terminal stance at the hip joint?

A

Hip extension torque

Adduction torque diminishes

38
Q

What is the muscle action during terminal stance at the hip joint?

A

Anterior fibers of TFL activate while posterior fibers of TFL diminish

39
Q

What is the functional significance during terminal stance at the hip joint?

A

Body allowed to advance past foot to maximize step length while limb remains stable

40
Q

What happens to the pelvis during terminal stance?

A

Anterior tilt and 5° of backward rotation in horizontal plane

Patho Gait (22 decks)

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