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Meninges - Anatomy & Physiology (view source)

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*# Pia mater

*#* highly vascular connective tissue, very closely applied to brain tissue

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* The '''epidural space''' lies between the bone layer (skull or vertebrae) and the dura-arachnoid layer.

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** Local anaesthetic is injected here in epidural anaesthesia.

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*** E.g. when calving cows.

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* The '''sub-arachnoid space''' lies between the arachnoid layer and the pia mater.

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** CSF filled.

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** This is where myelographic contrast medium is injected.

[[Category:Nervous System - Anatomy & Physiology]]

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