. Animal biology. Zoology; Biology. Ner\/e ?Excretory canof/ Tesfes She// Va//f Vasc^efereris -^^^^^ ^^""^^ ^''^^-^. Ufervs Fig. 83.—The beef tapeworm, Taenia saginata (Goeze). A, the whole tapeworm, with many portions omitted, to illustrate the change in the form of segments in different parts of the body. {From Leuckart, "Parasiten des ;) X }4- B, scolex and neck in an extended condition. The rostellum bears no hooks and the tapeworm is spoken of as unarmed. {From Leuckart.) X 5. C, proglottid, showing the sex organs. {Also from Leuckart.) X 7. D, ripe proglottid
. Animal biology. Zoology; Biology. Ner\/e ?Excretory canof/ Tesfes She// Va//f Vasc^efereris -^^^^^ ^^""^^ ^''^^-^. Ufervs Fig. 83.—The beef tapeworm, Taenia saginata (Goeze). A, the whole tapeworm, with many portions omitted, to illustrate the change in the form of segments in different parts of the body. {From Leuckart, "Parasiten des ;) X }4- B, scolex and neck in an extended condition. The rostellum bears no hooks and the tapeworm is spoken of as unarmed. {From Leuckart.) X 5. C, proglottid, showing the sex organs. {Also from Leuckart.) X 7. D, ripe proglottid, showing the uteius distended with eggs. X 6. that though parasitism in the case of the tapeworm has resulted in the disappearance of the digestive system and the absence of the processes of ingestion, digestion, and egestion, all of the other processes in metabo- lism still remain. Absorption occurs over the surface of the body; circulation is from cell to cell; assimilation and dissimilation, secretion,. 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 Wolcott, Robert Henry, 1868-1934; University of Nebraska (Lincoln campus). Dept. of Zoology. New York ; London : McGraw-Hill Book Company, Inc.
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Keywords: ., bookcentury1900, bookcoll, booksubjectbiology, booksubjectzoology
