Neuromuscular: Traumatic Brain Injury: Lesions of the Cortex Flashcards

1
Q

Frontal Lobe: Primary Motor Cortex: Function

A
  • Discrete functional movements
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2
Q

Frontal Lobe: Primary Motor Cortex: Dysfunction due to lesion

A
  • Contralateral paralysis

- Most pronounced in distal limbs and face

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3
Q

Frontal Lobe: Premotor Area: Function

A
  • Motor planning or praxis
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4
Q

Frontal Lobe: Premotor Area: Dysfunction due to lesion

A
  • Apraxia or motor planning difficulties
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5
Q

Frontal Lobe: Prefrontal area: Function

A
  • Motor association area
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6
Q

Frontal Lobe: Prefrontal area: Dysfunction due to lesion

A
  • Loss of specific motor plans
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7
Q

Frontal Lobe: Supplementary Motor: Function

A
  • Bilateral control of posture
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8
Q

Frontal Lobe: Supplementary Motor: Dysfunction due to lesion

A
  • Loss of bilateral control of posture
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9
Q

Frontal Lobe: Middle Frontal Gyrus: Function

A
  • Conjugate eye movements
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10
Q

Frontal Lobe: Middle Frontal Gyrus: Dysfunction due to lesion

A
  • Transitory paralysis of conjugate eye movements to opposite side of lesion
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11
Q

Frontal Lobe: Motor Speech area/Broca’s area: Function

A
  • Langage production
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12
Q

Frontal Lobe: Motor Speech area/Broca’s area: Dysfunction due to lesion

A
  • Nonfluent Aphasia
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13
Q

Frontal Lobe: Dorsolateral Area: Function

A
  • Problem solving

- Working memory

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14
Q

Frontal Lobe: Dorsolateral Area: Dysfunction due to lesion

A
  • Bilateral lesions=impaired ability to concentrate and impaired memory
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15
Q

Frontal Lobe: Orbitofrontal: Function

A
  • Emotions, behavior
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16
Q

Frontal Lobe: Orbitofrontal: Dysfunction due to lesion

A
  • Unstable emotions

- Unpredictable behavior

17
Q

Frontal Lobe: Orbital Gyri: Function

A
  • Olfaction
18
Q

Frontal Lobe: Orbital Gyri: Dysfunction due to lesion

A
  • Inability to discriminate odors
19
Q

Parietal Lobe: Primary Somatosensory Area: Function

A
  • Somesthetic sensations
20
Q

Parietal Lobe: Primary Somatosensory Area: Dysfunction due to lesion

A
  • Loss on contralateral stimulus location, intensity
21
Q

Parietal Lobe: Secondary somatosensory area: Function

A
  • Sensory interpretation
22
Q

Parietal Lobe: Secondary somatosensory area: Dysfunction due to lesion

A
  • Tactile agnoisa, astereognosis, agresthesia, loss of two point discrimination, extinction
23
Q

Parietal Lobe: Gustatory Cortex: Function

A
  • Taste
24
Q

Parietal Lobe: Gustatory Cortex: Dysfunction due to lesion

A
  • Impairment of taste in contralateral side of tongue
25
Q

Parietal Lobe: Right Hemisphere: Function

A
  • Perceptual functioning
26
Q

Parietal Lobe: Right Hemisphere: Dysfunction due to lesion

A
  • Visual spatial disorders, body scheme disorders, apraxia, tactile and auditory perceptual disorders
27
Q

Temporal Lobe: Primary Auditory Cortex: Function

A
  • Hearing
28
Q

Temporal Lobe: Primary Auditory Cortex: Dysfunction due to lesion

A
  • Subtle decrease in hearing and ability to localize sounds
29
Q

Temporal Love: Superior temporal gyrus/Wernicke’s area: Function

A
  • Language understanding and formulation; storage of auditory presented information
30
Q

Temporal Love: Superior temporal gyrus/Wernicke’s area: Dysfunction due to lesion

A
  • Fluent aphasia
31
Q

Temporal Lobe: Temporal Cortex non dominant side Parahippocampal Region: Function

A
  • Storage of visually presented information

- Recent memory

32
Q

Temporal Lobe: Temporal Cortex non dominant side Parahippocampal Region: Dysfunction due to lesion

A
  • Profound memory loss of recent events, no new learning
33
Q

Occipital Lobe: Primary Visual Cortex: Function

A
  • Vision
34
Q

Occipital Lobe: Primary Visual Cortex: Dysfunction due to lesion

A
  • Contralateral homonymous hemianopsia

- Impairment to vision

35
Q

Occipital Lobe: Visual Association Cortex: Function

A
  • Visual understanding
36
Q

Occipital Lobe: Visual Association Cortex: Dysfunction due to lesion

A
  • Visual agnosia
37
Q

Occipital Lobe: Posterior Multimodal Area including parts of parietal and temporal lobe: Function

A
  • Integrates sensory information
38
Q

Occipital Lobe: Posterior Multimodal Area including parts of parietal and temporal lobe: Dysfunction due to lesion

A
  • Perceptual Impairment