Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how


Sperm is the Male sex cells
Ova organ in which female gametes develop prior to fertilization
Gonads an organ that produces gametes, a testis or ovary.
Gametes Specialized cell involved in sexual reproduction
Testes sperm cells begin their development in a pair of organs
Ovaries are shaped like, and are about twice the size of, an almond; organs in which egg cells are produced
Testosterone Male secondary sex hormone
Estrogen Female steroid sex hormones that are secreted by the ovary and responsible for typical female sexual characteristics
Progesterone Hormone secreted by the female reproductive system that functions mainly to regulate the condition of the inner lining(endometrium) of the uterus
Fertilization occurs when the egg and sperm cells fuse
Zygote diploid cell formed when the nucleus of a haploid sperm cell fuses with the nucleus of a haploid egg cell
Menopause is a normal condition that all women experience as they age.
Fallopian tube/Oviduct Fallopian tube or Oviduct are, the female structures that transport the ova from the ovary to the uterus each month
Uterus Organ of the female reproduction system in which a fertilized egg can develop
Implantation is the attachment of the fertilized egg or blastocyst to the wall of the uterus at the start of pregnancy, often delayed in some mammals by several months.
Placenta develops inside the uterus and surrounds the embryo
Ovulation process by which an egg is released from the ovary and becomes available for fertilization
Embryo beginning of cleavage until the first body structures begin to appear, the developing organism
Semen fluids, along with sperm cells
Differentiation The process by which a less specialized cell develops or matures to become more distinct in form and function
Created by: 1009731