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ANATOMY > NEUROANATOMY > Flashcards

NEUROANATOMY Flashcards

1
Q

BLOOD SUPPLY OF SUPERO LATERAL SURFACE OF CEREBRUM

A

Maximum about 2/3rd - Middle cerebral artery
Anterior cerebral artery
Posterior cerebral artery

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2
Q

SUPEROLATERAL; MIDDLE CEREBRAL ARTERY

A

greater part of primary motor and sensory areas
frontal eyefield
left hemisphere: wernickes and brocas area

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3
Q

SUPEROLATERAL; ANTERIOR CEREBRAL ARTERY

A

adjoining superomedial border upto parietooccipital sulcus

upper part of primary motor and sensory area

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4
Q

SUPEROLATERAL; POSTERIOR CERBRAL ARTERY

A

lower border of temporal lobe, excluding the temporal pole and occipital lobe
posterior part of visual field area

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5
Q

OCCLUSION OF MIDDLE CEREBRAL ARTERY; MAIN ARTERY OF SUPEROLATERAL SURFACE OF CEREBRUM

A
  1. contralateral hemiplegia and hemianaesthesia involving face and arm; due to involvement of primary motor and sensory area
  2. Aphasia; involvement of wernickes and brocas area in left hemisphere
  3. contralateral heminomous hemianopia: involvement of optic radiation
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6
Q

ARGYLL ROBERTSON PUPIL

A

Light reflex lost but accomodation reflex persists
lesions of superior colliculus and pretectal nucleus
occurs in case of neurosyphilis

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7
Q

Fissures of cerebellum

A

Horizontal fissure
Fissura prima
Posterolateral fissure

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8
Q

Phylogenetic division of cerebellum

A

Vestibulocerebellum flocculo-nodular lobe+ lingula
Spino-cerebellum anterior lobe pyramid uvula
Cerebro-cerebellum posterior lobe

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9
Q

Lesion in archicerebellum

A

Truncal ataxia
Staggering gait
Romberg sign positive
Nystagmus

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10
Q

Lesion in paleocerebellum

A

Lack of stability of joints
Disturbance of tendon reflexes
Pendular knee jerk
In Ability to maintain balance while walking

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11
Q

Lesions in neocerebellum

A 
Dysmetria
Intentional tremors
Adiadochokinesis/dysdiadochokinesis
Dysarthria
Rebound phenomenon
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12
Q

PRIMARY VISUAL CORTEX

A

AREA 17

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13
Q

FRONTAL EYEFIELD

A

AREA NO 8

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14
Q

AREAS DEVOID OF BLOOD BRAIN BARRIER

A
  1. pineal gland
  2. posterior lobe of pituitary gland
    i3. nterventticular foramina
  3. area postrema of 4th ventricle
  4. wall of supraoptic recess of 3rd ventricle
  5. inferior wall of pineal recess
  6. tuber cinerium
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ANATOMY (5 decks)

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