Reproduction post Winter 2009

Reproduction post Winter 2009 - x Stage That Implants Into...

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Gametogenesis X Gametogenesis : The Process of Forming Gametes Through Meiosis. X Gametes : The Sex Cells; Constitute Both Spermatogenesis } Occurs in % ( Male ) Individuals (of course) } Results in The Formation of 4 ” Functional Spermatozoa ! Meiosis Flow Diagram For % ’s L Oogenesis } Occurs in ( Female ) Individuals (of course) } Results in The Formation of “ 1 ” Functional 3 ” Nonfunctional Polar Bodies ! L A Few Terms ! X Gestation : Period of time in which all stages of Development occur ! s Human Gestation is ? X Fertilization : Nucleus : Formation of a Zygote ! X Implantation : Attachment / Penetration of the Conceptus into the Uterus !
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Zygote x Zygote : A Fertilized Ovum. x A Single Cell : Zygous = a Pair Conceptus x Conceptus : Developmental stages occurring after the Zygote through Two weeks.
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Unformatted text preview: x Stage That Implants Into Uterus ! Embryo x Embryo : Developmental stages occurring from the 3 rd Week through the 8 th Week. x Stage that Organogenesis occurs ! x Organogenesis : Fetus x Fetus : Developmental Stages Occurring From The 9 th Week Through Birth. Whaaaaa aaaaaa !!! Twins X Identical : Twins that develop from a single Ovum fertilized by a single Spermatozoa. s Always the same sex ! X Fraternal : Twins that develop from two different Ova that are fertilized by two different Spermatozoa. Stem Cells x They are Undifferentiated Cells ! x Two Primary Sources : 1 . 2 . x As Undifferentiated Cells They Can Potentially Be Turned Into any Human Tissue !...
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Reproduction post Winter 2009 - x Stage That Implants Into...

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