See Also: primitive meninx(medicine)
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meninx primitiva(medicine)
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meninx tenuis(medicine)
vascular meninx(medicine)
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primitive gut(medicine)
primitive(dictionary)

primitive meninx (medicine)


primitive meninx


The embryonic loose mesenchymatous tissue surrounding the brain and spinal cord; from it the three definite meninges (arachnoidea, dura mater, and pia mater) are derived.

Synonym: meninx primitiva.

Meninx serosa, obsolete term for arachnoidea; the arachnoid is actually not a serous membrane.