Coordination Flashcards

1
Q

What is coordination?

A

Coordination: The ability to execute smooth, accurate, controlled movements involving multiple joints and muscles activated at the appropriate time and with the correct amount of force.

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2
Q

What does coordinated movement involve?

A
  • Input from sensory systems
  • An intact MSK and neuromuscular system
  • Proximal fixation for posture
  • Appropriate synergistic movement
  • Correct sequencing of opposing muscle groups
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3
Q

What is

  • Intralimb coordination = ?
  • Interlimb Coordination = ?
  • Visual Motion Coordination = ?
A
  • Intralimb Coordination: Movements occurring within a single limb.
  • Interlimb Coordination: Integrated performance of two or more limbs working together.
  • Visual Motion Coordination: The ability to integrate visual and motor abilities with the environment to accomplish a task.
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4
Q

What is ataxia?

A

Ataxia: The inability to perform coordinated movements, characterized by disorderly movement with errors in rate, rhythm, and timing.

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5
Q

What is the primary function of the cerebellum?

A

Coordinating movement, postural control, and muscle tone.

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6
Q

What motor deficits are associated with basal ganglia pathology?

A

Impaired coordination, bradykinesia, involuntary movements, altered posture, and muscle tone.

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7
Q

What does the DCML pathway regulate?

A

Afferent discriminatory sensation, proprioception, kinesthesia, and vibration.

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8
Q

What are the purposes of a coordination examination?

A

Assess safety risk, movement efficiency, muscle synergy, establish diagnosis, goal setting, prognosis, and intervention planning.

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9
Q

What should be considered during coordination testing?

A

Perform 5 repetitions per test, observe movement quality, perform tests with eyes closed if needed, and time the tests for objective comparison.

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10
Q

What are some outcome measures for assessing coordination?

A

9 Hole Peg Test, TUG, DGI, Berg, MiniBest, mCTSIB, FGA, 10 meter walk test.

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11
Q

What is proximal fixation?

A

The stabilization of proximal body segments to allow for controlled distal movements.

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12
Q

What is appropriate synergistic movement?

A

The coordinated activation of multiple muscles working together to produce smooth movement.

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13
Q

What is the role of sensory input in coordination?

A

Sensory input provides the necessary information for the CNS to execute and adjust movements.

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14
Q

What are common symptoms of cerebellar ataxia?

A

Unsteady gait, difficulty with balance, poor coordination, and intention tremor.

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15
Q

What is bradykinesia?

A

Slowness of movement, commonly associated with basal ganglia pathology.

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16
Q

What is dysmetria?

A

Difficulty judging the required distance and range of movement for extremities.

17
Q

What is the Romberg test?

A

A test for proprioceptive loss where a patient stands with feet together and eyes closed to assess balance.

18
Q

What is the difference between cerebellar ataxia and sensory ataxia?

A
  • Cerebellar ataxia involves unsteady gait and truncal instability regardless of eye position.
  • Sensory ataxia involves loss of balance with eyes closed and impaired vibratory and position sense.
19
Q

What is the ‘great comparator’?

A

A term referring to the cerebellum’s role in comparing intended movement with actual movement to correct errors.

20
Q

What are some causes of cerebellar ataxia?

A

Inherited conditions, trauma, autoimmune disorders, tumors, stroke, infections, and toxicity.

21
Q

What is the role of the basal ganglia in coordination?

A

Initiating and regulating gross intentional movements and controlling posture and muscle tone.

22
Q

What is sensory ataxia?

A

Ataxia due to proprioceptive loss, leading to unsteady gait and the need to look at the feet while walking.