Development and anatomy of the nasal accessory sinuses in man; observations based on two hundred and ninety lateral nasal walls, showing the various stages and types of development of the accessory sinus areas from the sixtieth day of fetal life to advanced maturity . teral Portions of theFrontal, Ethmoidal, and Maxillary Areas Have Been Removed.(Series D, No. 53.) The osseous ridges on the medial wall of the sinus maxillaris are unusuallyprominent. The largest one overlies the ductus nasolacrimalis. There weretwo lacrimal sacs present, the superior portion of the duct being bifid. Notepresenc
Development and anatomy of the nasal accessory sinuses in man; observations based on two hundred and ninety lateral nasal walls, showing the various stages and types of development of the accessory sinus areas from the sixtieth day of fetal life to advanced maturity . teral Portions of theFrontal, Ethmoidal, and Maxillary Areas Have Been Removed.(Series D, No. 53.) The osseous ridges on the medial wall of the sinus maxillaris are unusuallyprominent. The largest one overlies the ductus nasolacrimalis. There weretwo lacrimal sacs present, the superior portion of the duct being bifid. Notepresence of ostium maxillare accessorium and the proximity of the mucouscyst. , Sinus frontahs; , cellulaj infundibulares; , fossse sacci lacrimales; , ostium maxillare; maxillare accessorium; , nervus maxillaris; , nervusmandibularis; , ganglion semilunare (Gasseri); , nervusabducens; , arteria carotis interna; , nervus trochlearis;, nervus oculomotorius; , nervus ophthalmicus; ,nervus opticus; , cellulie ethmoidales ; , cellulabuUie ethmoidalis. THE SINUS MAXILLARIS 87 Hypoph-. Cd-rt. s e p .r\ a. Fi(i. 31.—Specimen From a Child Six Years, Ten Months, and TwentyDays Old. L.^teeal View of This Specimen is Shown in Fig. 30.(Series D, No. 53.) Sagittal section li mm. to the left of median line, showing extent of sinussphenoidalis and also the relation of the structures entering into the formationof the septum nasi. , Crista galli; , lamina perpen-dicularis; , sinus sphenoidalis; Hypoph., hypophysis; , pharyngea; , ostium pharyngeum tubse auditivse; Carl,, cartilago septi nasi. THE SINUS MAXILLARIS 89 N-opt ic.
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Keywords: ., boo, bookcentury1900, booksubjectembryologyhuman, booksubjectnose
