The medial surface of the
labyrinth of ethmoid consists of a thin
lamella
Lamella (plural lamellae) means a small plate or flake in Latin, and in English may refer to:
Biology
* Lamella (mycology), a papery rib beneath a mushroom cap
* Lamella (botany)
* Lamella (surface anatomy), a plate-like structure in an animal
* ...
, which descends from the under surface of the
cribriform plate, and ends below in a free, convoluted margin, the middle nasal concha (middle nasal turbinate).
It is rough, and marked above by numerous grooves, directed nearly vertically downward from the cribriform plate; they lodge branches of the
olfactory nerves
The olfactory nerve, also known as the first cranial nerve, cranial nerve I, or simply CN I, is a cranial nerve that contains sensory nerve fibers relating to the sense of smell.
The afferent nerve fibers of the olfactory receptor neurons tr ...
, which are distributed to the
mucous membrane covering the
superior nasal concha.
Additional images
File:Illu nose nasal cavities.jpg, Nose and nasal cavities
File:Gray152.png, Ethmoid bone from the right side.
File:Gray196.png, Roof, floor, and lateral wall of left nasal cavity.
File:Gray780.png, The sphenopalatine ganglion and its branches.
File:Gray859.png, Coronal section of nasal cavities.
File:Gray994.png, Sagittal section of nose, mouth, pharynx, and larynx.
File:Nasenmuscheln1.JPG, Nasal conchae
See also
*
Nasal concha
In anatomy, a nasal concha (), plural conchae (), also called a nasal turbinate or turbinal, is a long, narrow, curled shelf of bone that protrudes into the breathing passage of the nose in humans and various animals. The conchae are shaped like ...
References
External links
*
*
upstate.edu - Frontal* - lateral
* - coronal
*
Bones of the head and neck
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