The frog: an introduction to anatomy, histology, and embryology . commissural vessels with the carotid arteries surrounds the infundi-bulum of the brain : E Fi, E Fs, E F3, E F4, efferent branchial vessels ofthe first, second, third, and fourth branchial arches ; EH, efferenthyoidean vessel; EM, efferent mandibular vessel; GE, external gill;GM, glomerulus ; KA, segmental or archinephric duct; KP, headkidney or pronephros ; KSi, KS3, first and third nephrostomes ofpronephros ; RT, trunc\is arteriosus. the dorsal aorta in the roof of the phar3Tix. The dorsal aortseof the two sides run forwards a
The frog: an introduction to anatomy, histology, and embryology . commissural vessels with the carotid arteries surrounds the infundi-bulum of the brain : E Fi, E Fs, E F3, E F4, efferent branchial vessels ofthe first, second, third, and fourth branchial arches ; EH, efferenthyoidean vessel; EM, efferent mandibular vessel; GE, external gill;GM, glomerulus ; KA, segmental or archinephric duct; KP, headkidney or pronephros ; KSi, KS3, first and third nephrostomes ofpronephros ; RT, trunc\is arteriosus. the dorsal aorta in the roof of the phar3Tix. The dorsal aortseof the two sides run forwards as the carotid arteries, AC, tosupply the head and brain, and also run backwards in the roofof the pharynx, the aortse of the two sides meeting and uniting 130 DEVELOPMENT OF THE SEOO about the jimction of head and body to form the singlesystemic aorta which supplies arterial blood to all parts of thebody. Besides the complete sets of afferent and efferent branchialvessels in the first and second branchial arches, similar vessels, cF^ EF3 EF-- ^^? ^ AB rM| „. ^f-3 VK Fig. 32.—Diagrammatic figure of the head and fore-part of the bodyof a 6J ram. tadpole, showing the heart, aorta, and vessels of thebranchial arches from the right side. The external gills have beenremoved, x 40. A, dorsal aorta ; AB, basilar artery; AC, carotid artery; AFi, AF2,AF3, afferent branchial vessels of first, second, and third branchialarches; AP, pulmonary artery; AR, anterior cerebral artery; AT,anterior paJatine artery; EFi, EF2, EF3, EF4, efferent branchial vesselsof first, second, third, and fouith branchial arches; EH, efferenthyoidean vessel; EM, efferent mandibular vessel; GM, glomerulus;LV4, lacunar afferent vessel of fourth branchial arch ; RA, auricle;RV, ventricle ; VD, Cuvierian vein ; VH, hepatic veins ; VK, vein ofsucker ; VY, hyoidean vein ; YM, mandibular vein. yet incompletely developed, are present in the hinder archesas well. In the third branchial arch, there is a sh
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbiology, bookyear1896
