NOUN
- one of the eight bones of the cranium; a small bone filled with air spaces that forms part of the eye sockets and the nasal cavity
How To Use ethmoid In A Sentence
- Immediately above this is a well-marked horizontal ridge, the conchal crest, for articulation with the inferior nasal concha; still higher is a second broad, shallow depression, which forms part of the middle meatus, and is limited above by a horizontal crest less prominent than the inferior, the ethmoidal crest, for articulation with the middle nasal concha. II. Osteology. 5b. 5. The Palatine Bone
- Again, a line drawn through the axis of the face, between the bones called ethmoid and vomer — the “basifacial axis” (‘f e’.) forms an exceedingly obtuse angle, where, when produced, it cuts the ‘basicranial axis.’ Essays
- He completely exenterates the ethmoid labyrinth.
- The ethmoid sinuses which are right along the side of your nose and the maxillary sinuses in your cheek. CNN Transcript Mar 20, 2007
- Its accuracy, however, is questionable in suspected ethmoid, frontal, or sphenoid involvement.
- Olfactory nerve fibers enter the cranial cavity through foramina in the cribriform plate of the ethmoid bone and synapse on neurons in the olfactory bulb.
- Although squamous cell carcinoma is the most common paranasal tumour, adenocarcinoma is the most common ethmoidal sinus tumour.
- In mammals, the ethmoid ossifies to form the turbinals, convoluted bones in the nasal cavity that are covered by olfactory sense organs.
- The median part of the ethmoidal plate forms the bony and cartilaginous parts of the nasal septum. II. Osteology. 1. Development of the Skeleton
- Again, a line drawn through the axis of the face, between the bones called ethmoid and vomer -- the "basifacial axis" ( 'f Lectures and Essays