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A Manual of Comparative Anatomy

Johann Friedrich Blumenbach

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Description:This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1827 Excerpt: ... % 164. The frogs, lizards, and serpents, of this country at least, (Germany) have a simple heart, consisting of a single I have entered more largely into this subject, in the Comment. Beg. Soc. Scient. Gotting. vol. ix. where there is also a representation of the muscle in the heron, p. 128. t See the Bulletin de la Soc. Philom. 1813. Meckel's Archives, vol. iii. s. 147; and De Systemate venoso peculiari. Hafn. 1821. ventricle and auricle. In others, as for instance crocodiles and lizards, properly so called, and serpents, the heart consists of one ventricle with two auricles. The account which Cuvier gives of the anatomy of the heart in the amphibia, does not exactly accord with that of the author. Cuvier describes and delineates the heart of the crocodile as being formed nearly like that of the turtle (tom. 5, pl. 46); he says that the iguana has a similar structure, and that it obtains likewise in the serpents (tom. v. p. 221-225). He does not mention the more simple form as existing in any lizard or serpent. 165. The structure of this part is very different in the turtle; and has given rise to more controversy than that of any order of animals. The heart of this animal possesses two auricles, which are separated by a complete septum, like those of warm-blooded animals, and receive their blood in the same manner as in those animals; viz. the two venae cavae terminate in the right auricle, the pulmonary veins in the left. Each pours its blood into the corresponding ventricle, of which cavities there are two; thus the structure of the heart hitherto resembles that of mammalia. A remarkable difference exists in the structure of the auricles between the testudo caretta and mydas, both of whose hearts now lie before me. The auricles of the former are ...We have made it easy for you to find a PDF Ebooks without any digging. And by having access to our ebooks online or by storing it on your computer, you have convenient answers with A Manual of Comparative Anatomy. To get started finding A Manual of Comparative Anatomy, you are right to find our website which has a comprehensive collection of manuals listed.
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Format: PDF, EPUB & Kindle Edition

Publisher: Rarebooksclub.com

Release: 2012

ISBN: 1150914912

Description: This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1827 Excerpt: ... % 164. The frogs, lizards, and serpents, of this country at least, (Germany) have a simple heart, consisting of a single I have entered more largely into this subject, in the Comment. Beg. Soc. Scient. Gotting. vol. ix. where there is also a representation of the muscle in the heron, p. 128. t See the Bulletin de la Soc. Philom. 1813. Meckel's Archives, vol. iii. s. 147; and De Systemate venoso peculiari. Hafn. 1821. ventricle and auricle. In others, as for instance crocodiles and lizards, properly so called, and serpents, the heart consists of one ventricle with two auricles. The account which Cuvier gives of the anatomy of the heart in the amphibia, does not exactly accord with that of the author. Cuvier describes and delineates the heart of the crocodile as being formed nearly like that of the turtle (tom. 5, pl. 46); he says that the iguana has a similar structure, and that it obtains likewise in the serpents (tom. v. p. 221-225). He does not mention the more simple form as existing in any lizard or serpent. 165. The structure of this part is very different in the turtle; and has given rise to more controversy than that of any order of animals. The heart of this animal possesses two auricles, which are separated by a complete septum, like those of warm-blooded animals, and receive their blood in the same manner as in those animals; viz. the two venae cavae terminate in the right auricle, the pulmonary veins in the left. Each pours its blood into the corresponding ventricle, of which cavities there are two; thus the structure of the heart hitherto resembles that of mammalia. A remarkable difference exists in the structure of the auricles between the testudo caretta and mydas, both of whose hearts now lie before me. The auricles of the former are ...We have made it easy for you to find a PDF Ebooks without any digging. And by having access to our ebooks online or by storing it on your computer, you have convenient answers with A Manual of Comparative Anatomy. To get started finding A Manual of Comparative Anatomy, you are right to find our website which has a comprehensive collection of manuals listed.
Our library is the biggest of these that have literally hundreds of thousands of different products represented.

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A Manual of Comparative Anatomy

A Manual of Comparative Anatomy

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