Image from page 270 of "A study of the causes underlying the origin of human monsters : third contribution to the study of the pathology of human embryos" (1908)
Identifier: studyofcausesund00mall
Authors: Mall, Franklin P. (Franklin Paine), 1862-1917
Subjects: Embryonic Structures Abnormalities, Severe Teratoid Abnormalities, Human Congenital Abnormalities Fetus
Publisher: Philadelphia : The Wistar institute of anatomy and biology
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School
View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.
Text Appearing Before Image:
i. No. 268. Embryo, C. R., 22 mm. Dr. Kammerer, New York. The form of the embryo is normal, but its body is straighterthan usual. It was hardened in formalin and some of thetissues are well preserved, but others, e. g., brain, liver, lungsand muscles, are dissociated. The blood-vessels are filled withblood and there are no wandering cells in the tissues. Comparethe form of this embryo with that of No. 256, Plate III,Fig. 8. No. 270. Ovum, 40 x 30 x 30 mm.; embryo, C. R., 14 mm. Dr. Wilson, Baltimore. The chorion is only partly covered with villi, which areatrophic and fibrous in structure, but contain some blood-vessels in them. The main wall of the chorion is also fibrousand of irregular thickness, with some blood-vessels in it. Theamnion has reached the chorion and is filled with granularmagma, which completely envelopes the embryo. The central nervous system is distended, dissociated andmacerated. The large blood-vessels and heart are distended No. i.] ORIGIN OF HUMAN MONSTERS. 263
Text Appearing After Image:
Fig. 268.—Photograph of the embryo. X 4 times.
Note About Images
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 work.