. The development of the chick : an introduction to embryology. Embryology; Chickens -- Embryos. ORGANS OF SPECIAL SENSE 295 168). The condition shown in Fig. 173, at eleven days seven- teen hours is substantially the same as in the adult. (d) Development of the Auditory Nerve and Sensory Areas of the Labyrinth. During the changes in the form of the labyrinth described in the preceding section, the lining epithelium has become thin and flattened except in eight restricted areas: viz., the three cristce acustica^, one in each of the ampullae of the semi- circular canals, the macula utriculi, th


. The development of the chick : an introduction to embryology. Embryology; Chickens -- Embryos. ORGANS OF SPECIAL SENSE 295 168). The condition shown in Fig. 173, at eleven days seven- teen hours is substantially the same as in the adult. (d) Development of the Auditory Nerve and Sensory Areas of the Labyrinth. During the changes in the form of the labyrinth described in the preceding section, the lining epithelium has become thin and flattened except in eight restricted areas: viz., the three cristce acustica^, one in each of the ampullae of the semi- circular canals, the macula utriculi, the macula sacculi, the papilla. Fig. 173. — Model of the auditory labyrinth of the right side of a chick embryo of 11 days and 17 hours; external view. (After Rothig and Brugsch.) Abbreviations as before. lagence, the papilla basilaris and the macula neglecta. Each of these contains sensory cells ending in fine sensory hairs project- ing into the endolymph, or fluid of the labyrinth, and receives a branch of the auditory nerve proceeding from the acustic ganglia. Returning to an early stage to follow the development of sen- sory areas and nerves, we note first that the acustic ganglion from which the auditory nerve arises takes its origin from the acustico-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Lillie, Frank Rattray, 1870-1947. New York : Henry Holt


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Keywords: ., bookauthorlilliefrankrat, bookcentury1900, booksubjectembryology