| spermiogenesis |
The process by which spermatids mature into sperm cells.
출처: helios.bto.ed.ac.uk/bto/glossary/s.htm
|
|---|---|
| spermiogenesis |
The final part of the formation of a mature sperm cell, in which the round, early spermatid (already with a haploid number of chromosomes) loses its round shape to acquire the features of the mature, elongated spermatozoon. Contrast with spermatogenesis, which encompasses spermiogenesis as it's completed.
출처: www.jansen.com.au/Dictionary_SU.html
|
| spermicide |
A chemical agent that kills sperm. Used as a form of birth control, either alone or paired with another method such as a condom or diaphragm.
출처: www.babycenter.com/glossary/S
|
| spermicide |
Creams, jellies,foams or pessaries, that contain contain chemicals which immobilise or destroy sperm. Spermicides are placed in the vagina to prevent conception. They are often used in conjunction with barrier methods.
출처: www.fertilityuk.org/nfps02.html
|
| spermicide |
A chemical in the form of a cream, gel, foam, film, or suppository inserted in front of a woman's cervix before sexual intercourse to prevent pregnancy. Spermicides block the cervix and paralyze the sperm, making them unable to travel into the womb.
출처: www.thehardnessfactor.com/exclusives/glossary.html
|