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| 11694098736 | sexual reproduction | the creation of an offspring by fusions of sperm and egg to form a zygote | 0 | |
| 11694098737 | sperm | male gamete | 1 | |
| 11694098738 | egg | female gamete | 2 | |
| 11694098739 | asexual reproduction | creation of offspring without the fusion of egg and sperm | 3 | |
| 11694098740 | fission | separation of a parent into two or more individuals of about the same size | 4 | |
| 11694098741 | fragmentation | breaking of the body into pieces, some or all of which develop into adults | 5 | |
| 11694098742 | regeneration | regrowth of lost body parts | 6 | |
| 11694098743 | parthenogenesis | the development of a new individual from a unfertilized egg | 7 | |
| 11694098744 | ovulation | the release of mature eggs at the midpoint of a female cycle | 8 | |
| 11694098745 | hermaphroditism | each individual has male and female reproductive systems | 9 | |
| 11694098746 | fertilization | the union of egg and sperm | 10 | |
| 11694098747 | gonads | organs that produce gametes | 11 | |
| 11694098748 | spermatheca | where sperm is stored during copulation | 12 | |
| 11694098749 | accessory glands | secrete products needed for sperm movement | 13 | |
| 11694098750 | ducts | carry sperm and glandular secretions | 14 | |
| 11694098751 | testes | highly coiled tubes surrounded by connective tissue | 15 | |
| 11694098752 | seminiferous tubules | where sperm form | 16 | |
| 11694098753 | testes location | outside the abdominal cavity in the scrotum, where the temperature is lower than in the abdominal cavity | 17 | |
| 11694098754 | epididymis | coiled duct that sperm pass through after the seminiferous tubules | 18 | |
| 11694098755 | ejaculation | sperm are propelled through the muscular vas deferens and the ejaculatory duct, and then exit the penis through the urethra | 19 | |
| 11694098756 | semen | sperm plus secretions from three sets of accessory glands | 20 | |
| 11694098757 | two seminal vessicles | contribute 60% of the total volume of semen | 21 | |
| 11694098758 | prostate gland | secretes its products directly into the urethra | 22 | |
| 11694098759 | penis | male sex organ composed of three cylinders of spongy erectile tissue | 23 | |
| 11694098760 | female external reproductive structures | the clitoris, vulva and two sets of labia | 24 | |
| 11694098761 | female internal reproductive structures | a pair of gonads and a system of ducts and chambers that carry gametes and house the embryo and fetus | 25 | |
| 11694098762 | ovaries | the female gonads | 26 | |
| 11694098763 | follicles | each ovary contains these | 27 | |
| 11694098764 | oocyte | partially developed egg surrounded by support cells | 28 | |
| 11694098765 | oviduct or fallopian tube | location where the egg travels from the ovary to the uterus | 29 | |
| 11694098766 | uterus | Location where the cilia in the oviduct convey the egg. Also called the womb | 30 | |
| 11694098767 | endometrium | uterus lining, many blood vessels | 31 | |
| 11694098768 | vagina | a muscular but elastic chamber that is the repository for sperm during copulation and serves as the birth canal | 32 | |
| 11694098769 | vulva | location where the vagina opens to the outside | 33 | |
| 11694098770 | labia majora, labia minora, hymen, and clitoris | vulva structures | 34 | |
| 11694098771 | mammary glands | Not part of the reproductive system but are important to mammalian reproduction | 35 | |
| 11694098772 | gametogenesis | production of gametes | 36 | |
| 11694098773 | spermatogenesis | formation of sperm, is continuous and prolific | 37 | |
| 11694098774 | human gametogenesis | spermatogenesis |  | 38 |
| 11694098775 | anatomy of sperm | head, acrosome, tail, etc |  | 39 |
| 11694098776 | oogenesis defintion | development of mature egg, is a prolonged process | 40 | |
| 11694098810 | oogenesis diagram |  | 41 | |
| 11694098777 | Spermatogenesis differs from oogenesis in three ways. | 1) All four products of meiosis develop into a sperm while only one of the four becomes an egg 2) Sprematogenesis occurs throughout adolescence and adulthood 3) Sperm are produced continuously without the prolonged interruptions in oogenesis | 42 | |
| 11694098778 | testosterone | the main androgen | 43 | |
| 11694098779 | progesterone and estradiol | The main estrogens | 44 | |
| 11694098780 | Sertoli cells | nourish developing sperm | 45 | |
| 11694098781 | leydig cells regulated by | LH | 46 | |
| 11694098811 | hormonal control of the testes |  | 47 | |
| 11694098782 | menstruation | process that occurs if an embryo does not implant in the endometrium, the endometrium is shed | 48 | |
| 11694098783 | hormones closely link the two cycles of female reporduction | changes in the uterus and changes in the ovaries. uterine cycle and ovarian cycle | 49 | |
| 11694098784 | ovulation | stage where the follicular phase ends, and the secondary oocyte is released | 50 | |
| 11694098812 | reproductive cycles of the human female |  | 51 | |
| 11694098813 | uterine cycle |  | 52 | |
| 11694098785 | ectopoic | abnormal location that cells of the uterine lining can sometimes migrate to | 53 | |
| 11694098786 | endometriosis | Swelling of cells in response to hormone stimulation results in a disorder called | 54 | |
| 11694098787 | menopause | the cessation of ovulation and menstruation | 55 | |
| 11694098788 | estrous cycles | cycles that are characteristic of most mammals | 56 | |
| 11694098789 | estrous cycles characteristics | endometrium reabsorbed by the uterus, sexual receptivity is limited to a heat period caleld estrus, the length and freuency of estrous cycles vary from species to species | 57 | |
| 11694098790 | conception | fertilization of an egg by a sperm, occurs in the oviduct | 58 | |
| 11694098791 | blastocyst | a ball of cells with central cavity | 59 | |
| 11694098814 | formation of a human zygote |  | 60 | |
| 11694098792 | pregnancy or gestation | the condition of carrying one or more embryos in the uterus | 61 | |
| 11694098793 | trophoblast | the outer layer of the blastocyst | 62 | |
| 11694098794 | placenta | What forms after the endometrium and trophoblast mingle | 63 | |
| 11694098815 | placental circulation |  | 64 | |
| 11694098795 | organogenesis | development of the body organs | 65 | |
| 11694098796 | fetus | what the embryo is called after 8 weeks | 66 | |
| 11694098797 | labor | a series of strong rhythmic uterine contractions that push the fetus and placenta out of the body | 67 | |
| 11694098798 | three stages of labor | dilation, explusion, and delivery of the placenta | 68 | |
| 11694098799 | dilation | thinning and opening of the cervix | 69 | |
| 11694098800 | expulsion | delivery of the baby | 70 | |
| 11694098801 | lactation | production of mother's milk | 71 | |
| 11694098816 | three stages of labor picture |  | 72 | |
| 11694098802 | contraception | deliberate prevention of pregnancy | 73 | |
| 11694098803 | 3 categories of contraception | preventing release of egg and sperm, keeping sperm and egg apart, and preventing implantation of an embryo | 74 | |
| 11694098817 | mechanisms of contraception |  | 75 | |
| 11694098804 | birth control pills | hormonal contraceptives with a pregnancy rate of less than 1% | 76 | |
| 11694098805 | tubal ligation | ties off the oviducts | 77 | |
| 11694098806 | vasectomy | ties off the vas deferens | 78 | |
| 11694098807 | abortion | termination of a pregnancy | 79 | |
| 11694098808 | spontaneous abortion | miscarriage | 80 | |
| 11694098809 | in vitro fertilization (IVF) | mixes eggs with sperm in culture dishes and return the embryo to the uterus at the eight-cell stage | 81 | |
| 11694098818 | 82 |
