fertilized ovum


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Related to fertilized ovum: Zygotes
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Synonyms for fertilized ovum

(genetics) the diploid cell resulting from the union of a haploid spermatozoon and ovum (including the organism that develops from that cell)

References in periodicals archive ?
The available evidence on mechanism of action, limited as it is, strongly indicates that levonorgestrol is a contraceptive, rather than an abortifacient; that is, it appears to prevent fertilization rather than preventing implantation of the fertilized ovum.
The crucial distinction between mifepristone and emergency contraceptives is that the former eliminates a fertilized ovum whereas the latter prevents the ovum from being fertilized.
Doctors would also be able to use donated ova and sperm to make a fertilized ova for transplant, and the transplant of a fertilized ovum could be possible using frozen ova discarded from the treatment of other infertile couples, according to the report.
I believe that a fertilized ovum is simply a single human cell, just like billions of others found in the body, each one with the potential of becoming a clone for a new human being.
These activities include promoting ovum growth and fertilized ovum implantation, and are exhibited by a sole substance.
Spinnato stated that "the inhibition of implantation of the fertilized ovum remains a major, if not the dominant mechanism of action of IUDs" (Am.
It is not permissible, however, to initiate or to recommend treatments that have as their purpose or direct effect the removal, destruction or interference with the implantation of a fertilized ovum.
These hormones prepare the uterine lining for implantation of the fertilized ovum.
An ectopic pregnancy occurs when a fertilized ovum is implanted somewhere other than inside the normal uterine cavity.
Such a belief underlies the distinction many held between a fertilized ovum and a body cell.
Returning to this point, this superficially appears to fall into the same category as that of an in vitro fertilized ovum transplanted into a host mother, specifically where the donated egg is not one from the mother herself.
Thirty years later, it had been shown that if the fertilized ovum of a test animal was divided in two, and if one of the resulting cells was killed with a hot needle, then the remaining cell would evolve into a longitudinal half of an embryo.
The drug, originally developed in France, is administered to women within 24-48 hours after intercourse before a fertilized ovum becomes implanted in the uterus.
In 1986 Louisiana enacted legislation defining any "in vitro fertilized ovum [as a juridical person].
INTRODUCTION: Cervical pregnancy is a type of ectopic pregnancy where the implantation of the fertilized ovum occurs in the endocervical canal.