Template:BGDA Practical 3 - Fertilization Interactive: Difference between revisions
From Embryology
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{All of the following are essential for successful fertilization except: | {All of the following are essential for successful fertilization except: | ||
|type="()"} | |type="()"} | ||
- capacitation of the sperm | |||
- transport of the sperm through the female genital tract | - transport of the sperm through the female genital tract | ||
- transport of the zygote to the uterine cavity | - transport of the zygote to the uterine cavity | ||
+ separation of the sperm from semen | + separation of the sperm from semen | ||
- bidirectional movements of gametes in the uterine tube | - bidirectional movements of gametes in the uterine tube | ||
|| Separation of the sperm from semen is not essential for successful fertilization to occur. | || Separation of the sperm from semen is not essential for successful fertilization to occur. All the other listed options are essential for successful fertilization. | ||
{Fertilization commences when a spermatozoon makes contact with an oocyte and ends: | {Fertilization commences when a spermatozoon makes contact with an oocyte and ends: | ||
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- contractile activity of the uterus | - contractile activity of the uterus | ||
- pH | - pH | ||
|| Capacitation of the spermatozoa modifies the glycoprotein coat and seminal proteins, the spermatozoa are already motile before capacitation, and therefore capacitation does not assist transport of sperm through the cervix. | || Capacitation of the spermatozoa modifies the glycoprotein coat and seminal proteins, the spermatozoa are already motile before capacitation, and therefore capacitation does not assist transport of sperm through the cervix. All the other listed options aid cervical transport of spermat. | ||
</quiz> | </quiz> |