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 . &ud. Fifi. 34.—Specimen From a Child Eight Years, EiiiHT Months, and OneDay Old. (Series D, No. 63.)Sagittal section cut 1 mm. to the right of median Hne. Pneumatization ofthe sphenoid bone is less extensive than is usually found at this age. (Com-pare with Figs. 27, 29, and 31.) , Sinus frontalis; ,
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 . &ud. Fifi. 34.—Specimen From a Child Eight Years, EiiiHT Months, and OneDay Old. (Series D, No. 63.)Sagittal section cut 1 mm. to the right of median Hne. Pneumatization ofthe sphenoid bone is less extensive than is usually found at this age. (Com-pare with Figs. 27, 29, and 31.) , Sinus frontalis; , recessussphenoethmoidalis; , sinus sphenoidahs; Hypoph., hypophysis; , tonsilla pharyngea; , fascia pharyngobasilaris; ,ostium pharyngeum tubae auditiviE. THE SINUS MAXILLARIS 95 S,-t ront el. i al u rv d--^ ,Ost ina: ^ post. tic Sept. irvo-x.
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Keywords: ., boo, bookcentury1900, booksubjectembryologyhuman, booksubjectnose
