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26 Cards in this Set
- Front
- Back
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Reproductive System:
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-responsible for the development of
the sexual characteristics and passing on genes to the next generation |
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how many cells does each human fetus begin with?
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• You have trillions of cells in your body, and they all arose from one original cell
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how many sperm are released/how many fertilize an egg
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over 500 million are released, but only one fertilizes an egg
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function of male reproductive system
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A male reproductive system delivers sperm to the egg
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Testes
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—produce sperm and male sex hormones (aka testosterone)
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Epididymis
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—stores sperm while they mature.
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Vas deferens
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—transport sperm to the urethra.
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things that Produce components of seminal fluid (there are 3)
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Seminal vesicles
Prostate gland Bulbourethral glands |
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Penis—
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used to deliver sperm into the female reproductive tract.
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Follicle-stimulating hormone (FSH)
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—promotes the
production of sperm. |
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Luteinizing hormone (LH)—
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controls the production of testosterone.
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Testosterone—
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essential for
normal development and functioning of the male reproductive organs. |
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function of female reproductive system
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produces eggs and nurtures the embryo and fetus
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Ovaries
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—produce eggs and female sex hormones (aka estrogen and progesterone)
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Oviducts
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—where fertilization usually occurs
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uterus
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where fetus develops.
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cervix
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dilates to let the fetus pass through.
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vagina
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birth canal and copulatory organ of the female. (3” to 4” in length)
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external parts of female reproductive system
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vulva (labia majora, labia minora, and clitoris)
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what is female circumcision
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cut off labia majora and clitoris
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2 sets of changes in female reproductive cycle
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– The ovarian cycle
– The menstrual cycle |
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– The ovarian cycle
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controls the growth and release of an ovum (egg)
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The menstrual cycle
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prepares the uterus for possible implantation
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Fertilization
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occurs when the head of the
sperm enters the cytoplasm of the egg. |
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Pregnancy
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—begins when implantation occurs
usually on the sixth day after fertilization. |
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what hormone is a pregnancy test testing for?
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Human chorionic gonadotropin (HCG)
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