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71 Cards in this Set

  • Front
  • Back
Basal ganglia
motor output based on cortical info rather than visual. Self initiated vs. visually triggered
Problems associated with basal ganglia dysfunction
Hypokinesia, bradykinesia, dystonia, hyperkinesia
Hypokinesia
slow movement
Bradykinesia
slow in execution of a movement
Dystonia
sustained posture of twisting of the neck
Hyperkinesia/chorea
excessive movement. worm-like hand movement.
Basal ganglia are damaged, will have problems with:
Self- initiated movement
Movement coordination and sequencing of movements.
Cerebral motor cortex damage may cause:
Paralysis, plegia, or paresis.
Spasticity (hypertonicity)
Abnormal/exaggerated reflexes
Poor postural control
Insufficient force generation
Abnormal extensibility
Cerebral cortex damage, problems include:
Controlling voluntary movement; control of co-contraction (joint stiffness).
Perceiving and interpreting sensory information.
Making conscious decisions and generation of movements.
Weakness
inability to generate normal force levels; major impairment with UMN lesion.
Paralysis, plegia, or paresis dependent on extent of lesion: Total/severe loss of mm activity:
paralysis/plegia
Partial/mild loss of mm activity:
paresis
Paralysis or paresis-
decreased voluntary motor unit recruitment and reflexs an inability or difficulty in recruiting skeletal motor units to generate torque or movement.
Spasticity/hypertonicity
velocity dependent increase in tonic stretch reflexes (muscle tone) with exaggerated tendon jerks, resulting from hyperexcitability of the stretch reflex. A component of UMN lesion.
Cerebral palsy (CP) etiology
Damage to CNS areas controlling motor behaviors.
UMN lesion.
Can occur pre, peri, or post natal
Differentiated by etiology, location, and extent of insult.
Non-progressive lesion with progressive musculoskeletal impairments.
Motor related impairments (sequela of CP)
Abnormal muscle tone- spasticity and abnormal muscle extensibility.
Hyperreflexive
Poor force generation- plegia/paresis
Poor selective control
Poor anticipatory control
Decreased ability to learn movements.
Orthopedic problems- poor posture, overuse injury, biomechanical alignment problem, etc.
Other areas of concer in CP that our intervention plans may incorporate:
Vision
Auditory
Cognition
Communication
General Health
Feeding
Growth
Behavior
Social
Classification of CP by:
Distribution
Type of muscle tone
Severity
Gross Motor Function Classification System Expanded and Revised (GMFCS E & R)
Classification of CP by distribution:
Quadriplegia
Hemiplegia
Diplegia
Quadriplegia
All four extremities involved. Usually, one is a little bit better than the others.
Hemiplegia
One side more involved.
Diplegia
Primarily lower extremity involvement.
Classification of CP by type of muscle tone
Hypertonia
Hypotonia
Athetosis
Ataxia
Mixed- can have hypertonic extremities and hypotonic trunk, or any other mixture.
Classification of CP by severity:
mild, moderate, severe
GMFCS-E&R
Children with CP aged birth to 18 years.
Based on self-initiated movement with emphasis on sitting, transfers, and mobility.
Five levels based on functional limitations and the need for hand-held mobility devices or wheeled mobility.
Level 1 GMFCS ER
Walks without limitations
Level 2 GMFCS ER
Walks with limitations
Level 3 GMFCS ER
Walks using a hand-held mobility device
Level 4 GMFCS ER
Self-mobility with limitations; may use powered mobility
Level 5 CMFCS ER
Transported in a manual wheelchair (must be pushed)
Neuromuscular lifespan concerns CP
Seizures
Declining mobility
Increased joint and muscle pain- check for things like d/l hip and skin breakdown.
Scoliosis and stress related lumbar disorders.
Arthritis
Lack of exercise and decreased endurance.
Cardiopulmonary lifespan concerns CP
Hypertension
Diabetes
Heart disease
Nutritional lifespan concerns of CP
Under or overweight. Underweight is more likely b/c they use a lot of energy trying to move. May need to work on energy conservation.

Choking and aspiration are a common cause of death.

Poor dental health- tone of tongue, jaw and mouth make it difficult to do things like brush teeth.
Generalized problems in CP
Osteoporosis
UTI
Hearing loss
GI
Women's health
Privacy (reproductive health, breast exam, PAP smears, routine exam)

Menstruation late
Selected PT interventions
Postural control
Mobility/gait
Developmental milestones promoted at the appropriate chronological age with typical movement patterns to minimize abnormal development.
Positioning
AT equipment
Functional joint range
Strength, endurance, balance, coordination
Joint and skin integrity
Orthopedic, orthotics, splints
Independence
Self-determination (take responsibility for disability and express needs)
Play/leisure
Team member including family and child
Dysmetria, damage is located...
cerebellum
Dysmetria, movements look like
tremor b/c of constant adjustments and overshoot.
Intention tremor, damage is located:
cerebellum
Intention tremor, movements look like:
Circular tremor as approach the target during voluntary movement. Primarily problem executing.
Dystonia, damage is located:
basal ganglia
Dystonia, looks like:
twisting of muscles. Pain management is important.
Ataxic gait, damage located:
cerebellum
Ataxic gait, looks like:
wide BOS, trunk instability, difficulty placing foot on the ground and progressing forward. Can't walk tandem.
Chorea, damage located:
basal ganglia
Chorea, looks like:
worm- like movements of arms (and legs)
Clonus, damage located:
UMN- tracts in cortex
Clonus, looks like:
involuntary contractions typically in foot, knee, wrist, etc.
Spastic quadriplegia: what's injured, describe muscle tone and extensibility:
Cerebral motor cortex

High tone, low extensibility
Hemiplegia: what's injured, describe muscle tone and extensibility:
Unilateral cerebral cortex, motor area

limbs, trunk, face on opposite side severely weak. Low tone, high extensibility.
Spastic diplegia: what's injured, describe muscle tone and extensibility:
Cerebral motor cortex

symmetrical involvement of arms, legs, or face.
high tone, low extensibility
Neuromuscular disorder manifestations vary greatly based on:
Age (gestation or term) at the time of neurological disruption/malformation/injury.
Location and severity of the neurological disruption/malformation/injury
Ectoderm (mesoderm-notochord)
gives rise to the neural plate
Neuro development: 3-4 weeks
Formation (neural plate folds) and closing of neural tube.
What disorder may occur during the first 3-4 weeks?
Myelodysplasia/spina bifida
Neuro development: 5-6 weeks
Formation of basic structures and brain subdivisions. Neural tube flexes at level of midbrain.
Prosencephalon, mesencephalon, rhombencephalon.
Damage that may occur at 3-12 weeks
Agenesis of the corpus callosum
Agenesis of corpus callosum
May have partial or complete absence of corpus callosum.

Lose bilateral coordination, visual perception, mild developmental delay, severe MR, and CP
Neurodevelopment 8-16 weeks
Formation and proliferation of neural and glial cells
Probs at 8-16 weeks
Microencephaly
Neuro development 9-20 weeks
Neurons move from ventricular and subventricular zones to final destination.
Problems that may develop during 9-20 week period:
Lissencephaly (9-13 weeks)- genetic
Generalized or focal seizures
Neuro development:24 weeks- 2-3 years
Alignment, orientation, and layering of neurons
Synaptogenesis
Growth of axons and dendrites
Myelenation of axons
Elimination of neurons, neuronal processes and synapses.
Problems that may develop from 24 weeks - 2-3 years
Range from mild coordination and learning disorder to CP.
When would you use a standing frame for a child?
Allow them to complete activities in standing and interact with their peers and allow them to have weight bearing to model bones.
Post-birth brain damage due to immature cardiopulmonary system may include:
hypoxia
Increased BP> IVH> periventricular leukomalacia
Ischemia
Asphixia
Function of the cerebellum
Receives visual and cortical input to help send a motor response
Motor problems due to cerebellar damage
Dysmetria
Hypotonia
Tremors
Ataxic gait
Dysmetria
Overshoot or undershoot a target
Tremors due to cerebellar damage occur when?
During voluntary movement
On approach to a target
When maintaining position
When there's cerebellar damage, will have problems with:
Postural control
Planning and executing movement
Smooth volitional multijoint movements

If block vision, they may do better.