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x osces > Lower Limb Neuro > Flashcards

Lower Limb Neuro Flashcards

1
Q

What gait is broad-based and unsteady?

A

Ataxic

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2
Q

If an ataxic gait is due to sensory ataxia what additional finding may be seen?

A

Watching their feet to compensate for loss of proprioception

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3
Q

If an ataxic gait is due to cerebellar pathology what additional finding may be seen?

A

May veer to one side

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4
Q

What gait has small, shuffling steps and a stooped posture?

A

Parkinsonian

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5
Q

What can cause a high-stepping gait?

A

Foot drop (weakness of ankle dorsiflexion)

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6
Q

What gait presents with shoulders swinging side to side and leg lifting aided by truncal tilting?

A

Waddling gait

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7
Q

What can cause a waddling gait?

A

Proximal lower limb weakness

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8
Q

What is a hemiparetic gait?

A

One leg is held stiffly and swings around in an arc with each stride

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9
Q

What is spastic paraparesis?

A

Similar to hemoparetic gait but bilateral.

Feet may also be inverted

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10
Q

What is clonus?

A

Rhythmical beats of dorsiflexion/plantarflexion (>5 is abnormal)

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11
Q

Which nerve root(s) are responsible for hip flexion?

A

L1/2

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12
Q

Which nerve root(s) are responsible for hip extension?

A

L5/S1

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13
Q

Which nerve root(s) are responsible for hip abduction?

A

L4/5

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14
Q

Which nerve root(s) are responsible for hip adduction?

A

L2/3

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15
Q

Which nerve root(s) are responsible for knee flexion?

A

S1

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16
Q

Which nerve root(s) are responsible for knee extension?

A

L3/4

17
Q

Which nerve root(s) are responsible for ankle dorsiflexion?

A

L4

18
Q

Which nerve root(s) are responsible for ankle plantarflexion?

A

S1/2

19
Q

Which nerve root(s) are responsible for ankle inversion?

A

L4

20
Q

Which nerve root(s) are responsible for ankle eversion?

A

L5/S1

21
Q

Which nerve root(s) are responsible for big toe extension?

A

L5

22
Q

What does an abnormal plantar reflex look like?

A

Extension of the big toe and spreading of other toes

23
Q

What does an normal plantar reflex look like?

A

Flexion of toes

24
Q

What does an abnormal plantar reflex indicate?

A

UMN pathology

x osces (15 decks)

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