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Anterior Perforated Substance
Nervous System

Anterior Perforated Substance

Substantia perforata anterior

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Quick Facts

The anterior perforated substance (aka rostral perforated substance) is a triangular area of grey matter bordered by the medial and lateral roots of the olfactory tract and the diagonal band of Broca. The perforations allow for the passage of vasculature through the anterior perforated substance.

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Anterior Perforated Substance

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The anterior perforated substance is an area where perforating arteries enter the anterior hypothalamus.

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