. The anatomy of the frog. Frogs -- Anatomy; Amphibians -- Anatomy. 404 THE SKIN AND THE SENSE-ORGANS. nerve contain medullated fibres of various dimensions and bipolar, spindle-shaped ganglion-cells. The nerves pierce the walls obliquely or vertically, and retain their medullary sheaths until near their final distribution. On each of the nerve-terminations is found nerve-epithelium, which varies in height in different parts. In the crista acustica it measures 0*075 Dim. in heig'ht in the middle part, 0"o6 mm. at the sides; on the macida rec. utricidi 0*09 mm., on the macula sacculi 0*075
. The anatomy of the frog. Frogs -- Anatomy; Amphibians -- Anatomy. 404 THE SKIN AND THE SENSE-ORGANS. nerve contain medullated fibres of various dimensions and bipolar, spindle-shaped ganglion-cells. The nerves pierce the walls obliquely or vertically, and retain their medullary sheaths until near their final distribution. On each of the nerve-terminations is found nerve-epithelium, which varies in height in different parts. In the crista acustica it measures 0*075 Dim. in heig'ht in the middle part, 0"o6 mm. at the sides; on the macida rec. utricidi 0*09 mm., on the macula sacculi 0*075 mm., on the papilla lagenae o*o6 mm., on the 2')apÀlla part, hasil. 0*045 mm., on the macula neglecta 0*075 mm. The epithelium is of two kinds, hair-cells and sustentacular cells. Fig. IT. 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 Ecker, Alexander, 1816-1887; Haslam, George. Oxford, Clarendon Press
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