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PT624 Neuro > Brain Injury Impairments and Outcomes > Flashcards

Brain Injury Impairments and Outcomes Flashcards

1
Q

Causes of impaired consciousness

A

Diffuse, extensive, and bilateral suppression of cortical function
Depression of brain stem reticular activating system (RAS)
OR a combination of the two

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2
Q

Spectrum of consciousness from least conscious to most conscious

A

Coma
Vegetative State
Minimally Conscious
Emerged

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3
Q

Characteristics of coma

A

No sleep-wake cycle

Complete loss of arousal

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4
Q

Characteristics of vegetative state

A

Return of sleep-wake cycle
Wakeful unconsciousness
No evidence for awareness of self or surroundings

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5
Q

Characteristics of minimally conscious state

A

Minimal evidence for awareness of self or surroundings

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6
Q

Characteristics of emerged

A

Functional use of communication and objects

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7
Q

Neuroanatomical location of consciousness control centers

A

Cortex via Ras

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8
Q

Neuroanatomical location of autonomic system control centers

A

Hypothalamus

Brainstem

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9
Q

Neuroanatomical location of of motor control centers

A 
M1
M2
Brainstem
Cerebellum
Motor Tracts
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10
Q

Neuroanatomical location of sensory/perceptual control centers

A

S1
Association cortex
Sensory tracts

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11
Q

Neuroanatomical location of memory and cognition control centers

A

Temporal Lobe

Association cortex

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12
Q

Neuroanatomical location of personality control centers

A

Frontal lobe

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13
Q

Other terms used for impaired consciousness

A

Stupor
Obtundity
Delirium
Clouding of consciousness

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14
Q

Characteristics of stupor

A

General unresponsiveness

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15
Q

Characteristics of obtundity

A

Sleeps a lot
When aroused has diminished alertness
Disinterested in environment
Slow responses to stimuli

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16
Q

Characteristics of delirium

A

Disorientation
Fear
misinterpretation of sensory stimuli

17
Q

Characteristics of clouding of consciousness

A

Quiet confusion
Distractibility
Faulty memory
Slowed responses to stimuli

18
Q

The impairments resulting after TBI

A 
Consciousness
Autonomic
Motor
Sensory
Memory
Cognition
Personality
19
Q

Define nystagmus

A

Involuntary eye movement; worse when looking to the side of the lesion

20
Q

Characteristics of Truncal Ataxia

A

Pts tend to fall towards the side of the lesion

21
Q

Signs that cerebellum is damaged

A 
Nystagmus
Truncal Ataxia
Positive Romberg Sign
Hypotonia
Pendular Reflexes
22
Q

Predictors of outcome of brain injury

A 
Glasgow coma scale (GCS)
Duration of coma
Post-traumatic amnesia
CT/MRIs
Penetrating Injury
Premorbid status
Age

PT624 Neuro (13 decks)

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