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| the breaing of body into several pieces, some or all of which develop into complete adults (Asexual) |
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the regrowth of lost body parts. -occurs in many sponges, cnidarians, polychaete annelids, and tunicates. |
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Development of unfertilized egg. Hapliod adults arising from unfertilized eggs produce eggs without meiosis |
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| each inidvidual has both male and female reproductive systems. |
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| Sequential Hermaphroditism |
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| individual reverses its sex during its lifetime |
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| the union of sperm and egg |
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| eggs are released into a wet environment, where they are fertilized by the male |
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| sperm are deposited in or near the female reproductive tract, and fertilization occurs within tract. |
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| chemical signals released by one organism that influence the physiology and/or behavior of other individuals of the same species. |
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| organs that produce hametes in most animals |
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| a sac in for long term storage of sperm in female insects |
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| a common opening for the digestive, urinary, and reproductive tracts foun in many nonmammalian vertebrates bbut in few mammals. |
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| femal gonads that lie in abdominal cavity, flanking uterus and atteched to it by a mesentery |
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| one egg cell surrounded by one or more layers of cells, which nourish and protect the developing egg cell. |
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| process in which egg cell is expelled from follicle |
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Definition
| solid mass form from follicle that secrete additional estrogens and progesterone |
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| a funnel like opening with silia on the epithelium lining the duct to help collect egg cells by drawing fluid from body cavity into duct. |
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| a thick muscular organ that can expand during pregnancy to accomodate a 4-kg fetus. |
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| inner lining of the uterus that is richly supplied with blood vessels. |
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| neck of uterus which opens into the vagina |
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| is a thin-walled chamber that is the repository for sperm during copulation and that serces at the birth canal through which a baby is born |
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| collectice term for ecternal female genitalia |
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Definition
thin peice of tissue that partly covers that vaginal opening in humans. Lasts until being ruptured |
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Definition
| recess where vaginal opening and urethral opening are located |
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| slender skin folds bordering vestibule |
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| pair of thick ridges enclosing and protecting that labia minora and vestibule. |
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| a short shaft supporting a rounded glans covered by the prepuce |
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Definition
| secrete muscus into the vestibule keeping it lubricated and facilitating interecourse |
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Definition
| present in both sexes but normally function only in women. |
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Term
| external female reproductive organs |
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Definition
clitoris labia minora labia majora |
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Term
| internal female reproductive organs |
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Definition
ovaries oviduct uterus vagina |
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Term
| external male reproductive organs |
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Definition
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| internal male reproductive organs |
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Definition
testes accessory glands sperm ducts |
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Term
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Definition
| consist of many highly coiled tubes surrounded by several layers of connective tissue |
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highly coild tubes surrounding the testes site of sperm formation |
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| cells scattered between the seminiferous tubules that produce testosterone and other androgens. |
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Definition
fold of body wall that conains male reproductive organs. normally 2 degrees lower than that of abdominal cavity. |
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Definition
| 6-m-long tubules in which sperm pass to get to Vas deferens |
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Term
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Definition
| sperm are propelled from the epididymis through muscular vas deferens |
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| ducts that run from scrotum around and behind unrinary bladder, where each joins a duct from the seminal vesical forming the ejaculatory duct |
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| duct coming from vans deferens and leading to urethra |
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| the tube that drains both the excretory sysytem and the reproductive systerm. |
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contributes about %60 of the total volume of semen. fluid is thick, yellowish, and alkaline contains mucus, fructose, coagulating enzyme,ascorbic acid, and prostaglandins. |
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Definition
largest of semen-secreting glands fluid is think and milky conitains anticoagulant enzymes and citrate |
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Definition
pair of small glands along the urethra below the prostate. secrete clear mucus that neutralizes acidic urine in urethra carries some sperm released before ejaculation |
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Term
| 2-5 ml of semen per ejaculation |
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Definition
| contains 50-130 million sperm per ml |
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Definition
| composed of three cylinders of spongy erectle tissure derwiced from modified veins and capillaries |
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| bone found in penisis of rodents, raccons, walruses, whales, and several other mammals |
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Definition
| head of penis that is sensitive to stimulation |
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| fold of skin that covers the glans penis |
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| the filling of a tissue with blood caused by increased blood flow through the arteries of that tissue |
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| rhythmis, involuntary contractions of the reproductive structures in both sexes |
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Definition
| process of gamete production in mammalian body |
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| the development of mature ova (egg cells) |
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Definition
production of mature sperm cells (continuous process) |
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| the endometium is shed from the uterus through the cervix and vagina by bleeding |
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Definition
| endometrium is reabsorbed by uterus and no ectensive bleeding occurs |
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the only time the condition of the vagina permits mating. aka: heat |
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