Respuesta :
Anterior cerebral arteries:
- The majority of the midline regions of the frontal lobes and upper medial parietal lobes of the brain are supplied with oxygenated blood by a pair of cerebral arteries, including the anterior cerebral artery (ACA).
Middle cerebral arteries:
- The largest of the three main arteries that supply the brain with new blood is the middle cerebral artery (MCA).
- The internal carotid artery is where it splits off.
- It provides blood to the frontal, temporal, and parietal lobes' lateral (side) regions.
Where are anterior cerebral arteries present?
- At the medial end of the lateral cerebral fissure, the internal carotid gives rise to the anterior cerebral artery (ACA).
- Above the optic nerve, it crosses the anterior perforated material medially and forward before beginning the longitudinal fissure.
Where are middle cerebral arteries present?
- The largest and second-to-last terminal branch of the internal carotid artery is the middle cerebral artery.
- It is the most frequently pathologically afflicted blood vessel in the brain and lodges in the lateral sulcus between the frontal and temporal lobes of the brain.
- It is also a part of the Willis circle.
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