cortical localization Flashcards

exam 2

1
Q

hyperdense signal is typical for

A

bleeding

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2
Q

most common bleed not caused by trauma

A

hypertension

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3
Q

Hypertonic, preserved bulk, weakness, brisk reflexes, babinski/myoclonus

A

UMN signs

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4
Q

Hypotonic, muscle wasting, weakness, depressed reflexes, fasciculations

A

LMN signs

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5
Q

if there is a visual field deficit in one eye only?

A

problem anterior to the optic chiasm

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6
Q

if there is the same partial visual field deficit in both eyes?

A

lesion posterior to the chiasm

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7
Q

Transcortical Motor Aphasia

A

Broca’s aphasia with the preserved ability to speak with repetition

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8
Q

Transcortical Sensory Aphasia

A

wernicke’s aphasia with lack of comprehension but able to repeat

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9
Q

Global Aphasia

A

wide are was affected, maybe a vessel is the cause

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10
Q

Conduction Aphasia

A

inability to repeat

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11
Q

Propasognosia

A

Inability to identify faces

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12
Q

Split brain syndrome

A

Disconnect between both sides of the brain

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13
Q

What side of the brain?

Emotional
Mathematical
The “big picture”
Non verbal
Procedural memory
Perceiving
A

Right brain

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14
Q

What side of the brain?

Verbal
Arithmetical
Perceives details
Declarative memory
Confabulatory
A

Left brain

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15
Q

seizure that caused loss of consciousness?

A

both hemispheres affected

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16
Q

inability to perceive the visual field as a whole

A

simultanagnosia

17
Q

difficulties fixating the eyes

A

oculomotor ataxia

18
Q

inability to move the hand to a specific object using vision

A

optic ataxia

19
Q

balint’s syndrome

A

bilateral parietal lesions

20
Q

what happens in balint’s syndrome

A

patients fail to apprehend all but one of simultaneously presented objects at he same location

condition is object based not location based

example multicolored dots are properly seen if they are connected by lines

21
Q

Grestmann syndrome

A
  • inability to write or calculate
  • inability to recognize fingers
  • right-left confusion
22
Q

anosagnosia

A

denial of deficits

23
Q

non-dominant parietal signs

A

Denial of deficits (anosagnosia)

Visual, tactile and auditory extinction

Spatial disorganization

Neglect of left space

24
Q

3 frontal flavor injuries

A
  1. anterior- aggressive
  2. posterior/medial/inside (singula gyrus)- apathetic
  3. dorsal/lateral- cannot make decisions or figure out things
25
Q

paratonia

A

grab hand tight and tell patient to let go but they dont when you try to pull away

26
Q

luria test

A

sustained attention and learning abilities

27
Q

pruning

A

cutting out the neurons we do not need

28
Q

anton syndrome

A

occipital damage where patients are adamant that they can see but all test show they are blind