CVD: STROKE Septemius A. Pansacola RN,MD. ANATOMY OF THE BRAIN. ANATOMIC DIVISION. Two cerebral hemispheres Brain stem Midbrain Pons Medulla cerebellum. Lobes of the cerebral hemisphere. Frontal lobe Planning and sequencing of movement Voluntary eye movement Emotional affect
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Septemius A. Pansacola RN,MD
largest branch of the internal carotid.
supplies a portion:
lateral surface of the temporal and parietal lobes
includes the primary motor and sensory areas of the face, throat, hand and arm and in the dominant hemisphere, the areas for speech.
artery most often occluded in strokeAnterior Circulation
lacunar strokeslenticulostriate arteries
Originates in the
ipsilateral internal carotid artery
supply the temporal and occipital lobes
usually secondary to embolism
vertebral basilar system or heart.
The most common finding is occipital lobe infarction leading to an opposite visual field defectPosterior Circulation
For diagnosing ischemic stroke in the emergency setting
For diagnosing hemorrhagic stroke in the emergency setting
Internal Carotid stenosis