Blood Supply To The Brain Flashcards
1
Q
Anterior Cerebral Artery supplies
A
- Anterior frontal lobe
- Medial surface of frontal and parietal lobes
2
Q
Anterior Cerebral Artery impairment presentation
A
- Contralateral LE motor and sensory involvement
- Loss of bowel and bladder control
- Loss of behavioral inhibition
- Significant mental changes
- Neglect
- Aphasia
- Apraxia
- Agraphia
- Perseveration
- Akinetic mutism with significant BL involvement
3
Q
Middle Cerebral Artery supplies
A
- Most of the outer cerebrum
- Basal ganglia
- Posterior and anterior internal capsule
- Putamen
- Pallidum
- Lentiform nucleus
4
Q
Middle Cerebral Artery impairments
A
- Most common site of a CVA
- Wenicke’s aphasia in dominant hemisphere
- Homonymous hemianopsia
- Apraxia
- Flat affect with right hemisphere damage
- Contralateral weakness and sensory loss of the face and upper extremity with lesser involvement of the lower extremity
- Impaired spatial relations
- Anosognosia in nondominant hemisphere
- Impaired body scheme
5
Q
Posterior Cerebral Artery supplies
A
- Portion of the midbrain
- Subthalamic nucleus
- Basal nucleus
- Thalamus
- Inferior temporal lobe
- Occipital and occipitoparietal cortices
6
Q
Posterior Cerebral Artery Impairments
A
- Contralateral pain and temperature sensory loss
- Contralateral hemiplegia (central area)
- Mild hemiparesis
- Ataxia
- Athetosis
- Chorea
- Quality of movement impaired
- Thalamic pain syndrome
- Anomia
- Prosopagnosia with occipital infarct
- Hemiballismus
- Visual agnosia
- Homonymous hemianopsia
- Memory impairment
- Alexia
- Dyslexia
- Cortical blindness from BL involvement
7
Q
Vertebrobasilar Artery supplies
A
- Lateral aspect of the pons and midbrain together with the superior surface of the cerebellum
- Cerebellum
- Medulla
- Pons
- Midbrain and thalamus
- Occipital cortex
8
Q
Vertebrobasilar Artery impairments
A
- LOC
- Hemi or tetraplegia
- Comatose/vegetative state
- Inability to speak
- Locked in syndrome
- Vertigo
- Nystagmus
- Dysphagia
- Dysarthria
- Syncope
- Ataxia
9
Q
Most common/specific pattern of disability with ACA lesion
A
- Paraplegia
- Incontinence
- Abulic aphasia
- Personality changes
- Akinetic mutism
10
Q
Most common/specific pattern of disability with MCA lesion
A
- CL hemiplegia and sensory impairment
- Dominant hemisphere Wernicke’s or Broca’s aphasia
11
Q
Most common/specific pattern of disability with vertebrobasilar A lesion
A
- Thalamic pain syndrome
- Coma or vegetative state
- Wallenberg syndrome (includes the following listed below)
- IL facial pain
- IL ataxia
- Temperature impairment
- Vertigo
- CL pain impairment
12
Q
Most common/specific pattern of disability with PCA lesion
A
- Thalamic pain syndrome
- Cortical blindness
