Describe the Arterial Supply of the Human Brain, Including Both

question 88

Essay

Describe the arterial supply of the human brain, including both the arteries that enter the cranium and the major intracranial arteries that arise from them.

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Definitions:

Broca's Area

An area located in the dominant hemisphere's frontal lobe (typically the left side) of the brain, associated with the generation of speech.

Penfield

Refers to Wilder Penfield, a neurosurgeon who made significant contributions to the understanding of the brain's function, particularly in mapping the sensory and motor cortices.

Language-Expression Deficits

Difficulties in the ability to convey thoughts, ideas, or feelings through spoken, written, or nonverbal language.

Wernicke's Aphasia

A form of aphasia characterized by fluent but meaningless speech and difficulty in understanding spoken words, often caused by damage to the posterior section of the temporal lobe.