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Visual Cortex Question 1.  Write a short note on the visual cortex. Answer. Visual Cortex. The visual cortex is present over the occipital lobe. It is located along the lips and floor of the posterior part of the calcarine sulcus (also called post postcalcarine sulcus). Anteriorly, it extends up to the parieto-occipital sulcus and posteriorly, it extends on the … [Read more...] about Visual Cortex

Cerebral Dominance In Spatial Hearing Question 1. Describe cerebral dominance in brief. Answer. The term cerebral dominance refers to the cerebral hemisphere, which is concerned with the perception and production of language/speech. In 90% of people, the left cerebral hemisphere subserves these functions; hence, it is termed the dominant hemisphere. There is an important … [Read more...] about Cerebral Dominance In Spatial Hearing

Paracentral Lobule Structure Question 1. Define the paracentral lobule and mention its functions. Answer. The paracentral lobule is the area on the medial surface of the cerebral hemisphere around the central sulcus. It is bounded above by the superomedial border of the cerebral hemisphere, below by the cingulate sulcus, posteriorly by the upturned posterior end of the … [Read more...] about Paracentral Lobule

Brain – Arterial Supply Question 1. Write a short note on the basilar artery. Give its branches. Answer. Formation and termination It is formed by the two vertebral arteries at the lower border of the pons. It runs upwards and forwards in the midline groove on the ventral aspect of the pons. On reaching the upper border of the pons, it divides into right and … [Read more...] about Brain – Arterial Supply

Vascular Territories Of The Brain Question 1. Describe briefly the arterial supply of the inferomedial surface of the cerebral hemisphere. Answer. Medial surfaces of the frontal and parietal lobes are supplied by the anterior cerebral artery. Medial surfaces of the occipital and most of the temporal lobes (except the temporal pole) are supplied by the posterior … [Read more...] about Vascular Territories Of The Brain