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Unit 7 Vocab
| Term | Definition |
|---|---|
| abortion | the termination of pregnancy before the 20th week |
| acrosome | helmet-like portion of sperm that contains enzymes |
| afterbirth | the placenta and attached fetal membranes that have to be removed after delivery of the child |
| blastocyst | developmental stage where the embryo is a tiny ball made of 100 cells |
| cervix | narrow outlet of the uterus that protrudes into the vagina |
| contraception | any form of birth control |
| endometrium | inner wall of the uterus that serves as the burrowing site for the fertilized egg |
| ejaculation | process where smooth muscles contract to rapidly squeeze sperm forward |
| embryo | developmental stage before the 9th week |
| fertilization | when the genetic material of the sperm combines with that of an ovum |
| fetus | stage of development after the 9th week |
| fimbriae | finger-like projections on the Fallopian tubes that collect the oocyte after ovulation |
| gonad | primary sex organs |
| gametes | sex cells |
| hermaphrodites | individuals that possess both male and female reproductive structures |
| implantation | process where the fertilized egg burrows into the inner wall of the uterus |
| labor | series of events leading to the expulsion of the infant from the uterus |
| lactating | producing milk |
| luteinizing hormones | secreted by the anterior pituitary, cause the testes to produce testosterone |
| mammary glands | structures that produce milk to nourish a newborn baby |
| mammography | X-ray examination that detects breast cancers too small to feel |
| menopause | the stoppage of the menstrual cycle, resulting in the inability to have children |
| menstrual cycle | cyclic changes the uterus undergoes as it responds to changes in female hormone levels |
| oogenesis | ova production |
| ova | female gametes; aka eggs |
| ovaries | primary female reproductive organs that produce the ova and estrogens |
| ovulation | event where the mature egg is ejected from the ovary |
| oxytocin | posterior pituitary hormone that triggers contractions of the uterus during pregnancy |
| placenta | temporary organ that provides nourishment to the developing fetus |
| prostate | donut-shaped gland that produces a fluid that activates sperm |
| puberty | period in life when the reproductive organs grow to their adult size |
| secondary sex characteristics | features induced in non-reproductive organs by sex hormones |
| semen | milky white mixture of sperm and accessory gland secretions |
| seminiferous tubules | structure within the testes responsible for sperm production |
| sperm | male gametes |
| spermatogenesis | sperm production |
| testes | male gonad that produces sperm and testosterone |
| uterus | hollow organ that receives and nurtures the fertilized egg; “womb” |
| vagina | birth canal |
| zygote | fertilized egg |
Created by:
ldukes24
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