Lamina cribrosa

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Synonyms
lamina cribrosa of the ethmoid bone, cribriform plate, Lamina cribrosa ossis ethmoidalis, Siebplatte

The lamina cribrosa is part of the ethmoid bone in the anterior cranial fossa.

Anatomy

The lamina cribrosa is part of the Os ethmoidale and is a sieve-like structure between the anterior cranial fossa and the nasal cavity. The nerve fibers of the Olfactory nerve pass through the lamina cribrosa to the Brain.

Figure

Ethmoid bone
Anatomical drawing of the ethmoid bone. Figure adapted from Gray's Anatomy, Figure 149.
Ethmoid bone
Anatomical drawing of the ethmoid bone. Figure adapted from Gray's Anatomy.

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