perpendicular plate of ethmoid bone
(redirected from lamina perpendicularis ossis ethmoidalis)per·pen·dic·u·lar plate of eth·moid bone
[TA]a thin plate of bone projecting downward from the crista galli of the ethmoid; it forms part of the nasal septum.
Synonym(s): lamina perpendicularis ossis ethmoidalis [TA]
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