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Adult Neuro > 10- Mobility and Locomotion in Older Adults > Flashcards

10- Mobility and Locomotion in Older Adults Flashcards

1
Q

How does aging affect power absorption at heel strike? What does this fall under?

A

Decreases Kinetic Changes

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2
Q

What is the ability to adapt gait to changing task and environmental requirements?

A

Adaptation

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2
Q

Both ________ and ________ can cause changes in gait

A

neurologic impairments aging

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3
Q

Falls are the ____ leading cause of death in people over _____ y.o.

A

7th 75

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3
Q

_______% of falls are caused by slipping?

A

27-32%

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4
Q

How does aging affect base of support and stride length? What does this fall under?

A

Wider base of support, increased stride width Temporal and distance parameters

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4
Q

How does aging affect muscle activity at specific points in the step cycle? What does this fall under?

A

Increases Muscle Activation Pattern

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5
Q

How does aging affect vertical movement of the CoG/CoM? What does this fall under?

A

Decreases Kinematic Changes

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6
Q

What can muscle weakness do to gait?

A

Decrease in pushoff power during gait

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7
Q

How does aging affect coactivation of agonist and antagonist muscles? What does this fall under?

A

Increased Muscle Activation Pattern

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8
Q

What happens to proactive locomotory skills with aging?

A

takes longer time to adapt an upcoming step in order to avoid an obstacle

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9
Q

What is the ability to ensure orientation and stability?

A

Postural control

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9
Q

How does aging affect arm swing? What does this fall under?

A

Decreases Kinematic Changes

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10
Q

How does aging affect stride and step length?

A

Decreases Temporal and Distance Parameters

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12
Q

Many falls in older adults occur during _______.

A

Walking

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13
Q

How does aging affect double support and single limb stance phase? What does this fall under?

A

Longer double support, shorter single-limb stance Temporal and Distance Parameters

15
Q

What is the ability to generate a rythmic stepping pattern to move the body forward?

A

Progression

16
Q

________% of falls in older adults are caused by tripping?

A

35-47%

18
Q

How does aging affect foot on heel strike? What does this fall under?

A

Flatter Kinematic Changes

19
Q

What is the reported minimal walking speed required for an older adult to safely cross a city street?

A

1.4 m/s

20
Q

How does aging affect hip, knee, and ankle flexion? What does this fall under?

A

Decreases Kinematic Changes

21
Q

How does aging affect swing phase and stance phase? What does this fall under?

A

Decreased swing phase, increased stance phase Temporal and Distance Parameters

23
Q

How does aging change power generation at push off? What does this fall under?

A

Decreases Kinetic Changes

24
Q

How does aging affect dynamic stability during stance? What does this fall under?

A

Decreases Kinematic Changes

25
Q

How does aging change walking speed and cadence? What does this fall under?

A

Decreases Temporal and Distance Parameters

26
Q

What are the requirements of mobility?

A

Adaptation Progression Postural control

27
Q

How does aging affect ability to covary hip/knee movement? What does this fall under?

A

Decreases Kinematic Changes

28
Q

What are contributors to changes in gait parameters in older adults?

A

Balance and postural control Reduced sensory information Cognitive factors Changes in proactive and reactive locomotor abilities Pathology (neurologic, cardiovascular, musculoskeletal)

29
Q

What sensory impairments are associated with gait changes?

A

Visual, somatosensory (proprioceptive), and vestibular system impairments

Adult Neuro (10 decks)

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