. Quain's elements of anatomy . face, the form of the external auricle, and the form and attitude of the limbs. Fig. 670. Fig. 670.—Diagrammatic section of the EARLY HUMAN OVUM ACCORDING TO HiS. (From Balfour after His).Am, amnion ; Nb, umbilical vesicle. It Avould have been desirable to givesome account at this place of the rate ofprogress and the peculiarities of formand structure belonging to the successivestages of early growth and developmentin the human embryo ; but the want ofspace and the paucity of materials forsuch an account as would be satisfactoryforbid the attempt for the present
. Quain's elements of anatomy . face, the form of the external auricle, and the form and attitude of the limbs. Fig. 670. Fig. 670.—Diagrammatic section of the EARLY HUMAN OVUM ACCORDING TO HiS. (From Balfour after His).Am, amnion ; Nb, umbilical vesicle. It Avould have been desirable to givesome account at this place of the rate ofprogress and the peculiarities of formand structure belonging to the successivestages of early growth and developmentin the human embryo ; but the want ofspace and the paucity of materials forsuch an account as would be satisfactoryforbid the attempt for the present, and oblige us to refei the reader to the usefulplates of Erdl (No. 23), and to the important contribution to the subject madoby His in the second part of his work on the human embryo (No. 132). Eetuming to the subject of human uterogestation it is to be observed thatthe mode in which the connection of the embryo with the chorion is established Fig. 671.—Diagrammatic OUTLINE OP SECTION OFHUMAN OVUM AT THREE■WEEKS (A, T.). Fig. 671. ^C^^
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Keywords: ., boo, bookcentury1800, booksubjectanatomy, booksubjecthumananatomy