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23 ώρες πριν · The Brain Stem. The brain stem is the part of the brain that connects the “upper parts” — the cerebrum and cerebellum — with the spinal cord, says Komisarow. It includes the midbrain, the ...
20 Φεβ 2024 · The brain consists of billions of neurons (nerve cells) that communicate through intricate networks. The primary functions of the brain include processing sensory information, regulating bodily functions, forming thoughts and emotions, and storing memories.
The entire blood supply of the brain and spinal cord depends on two sets of branches from the dorsal aorta. The vertebral arteries arise from the subclavian arteries, and the internal carotid arteries are branches of the common carotid arteries.
30 Οκτ 2023 · Subsequently, they were fed by vessels of the carotid-vertebrobasilar anastomoses (hypoglossal, otic, proatlantal, and the trigeminal arteries). The hypoglossal, otic, and trigeminal arteries break down after the posterior communicating artery initiates contact with the distal basilar artery.
31 Μαρ 2024 · There are two paired arteries which are responsible for the blood supply to the brain; the vertebral arteries, and the internal carotid arteries. These arteries arise in the neck, and ascend to the cranium.
The cerebral arteries describe three main pairs of arteries and their branches, which perfuse the cerebrum of the brain. The three main arteries are the: Anterior cerebral artery (ACA), which supplies blood to the medial portion of the brain, including the superior parts of the frontal and anterior parietal lobes [1]
9 Νοε 2023 · Cerebrum. The cerebrum is the largest and most recognizable part of the brain. It consists of grey matter (the cerebral cortex ) and white matter at the center. The cerebrum is divided into two hemispheres, the left and right, and contains the lobes of the brain (frontal, temporal, parietal, and occipital lobes).
