£*•

IMPREGNATION. 167
small in quantity, and scarcely tinged with the red color
ing matter of the blood. In disease, it becomes a genu-
Fig. 50 exhibits a portion of
the ovary of the ornitlwrAyncAw
magnified, with the bursting of a
graafian vesicle, and the escaped
ovum. c, is the ovum escaped
from 6, the vesicle, d, d, d, are
sections of entire vesicles, con- ,
taining ova, in different stages of
ripening.
ine hemorrhage, lasts for
three or four days, or
longer, with the loss of sev
eral ounces of blood, mingled with the proper menstrual
ESOArE OF AN OVUM.
Corpns luteum is the name given to the remains
of the graafian vesicle,
Fig. 51.
after the escape of the
ovum. This is from the ovary of a woman who
committed suicide eight days after pregnancy.
fluid. There is no better test of the
health of a woman than the one I have HUMAN CORPUS
LUTEUM.
just given.
In what manner the actual impregnation of the ovum
Fig. 52.
2.
HUMAN OVA.
1 is a human ovum, magnified forty-five diameters, showing, near
the'eenter, the cicatricula. 2, is the germinal vesicle, placed within a
square area, and magnified forty-five diameters. On one side is seen a
small elevation. This is the germinal spot, the microscopic point, which
is the real germ of the future man. 3. An ovum, so transparent, that the
germinal vesicle and spot may be seen shining through its envelopes.
'