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44 terms

Reproductive quiz review

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Clitoris
erectile tissue located within vestibule of vagina; female genitalia
Ejaculatory duct
duct formed by joining of ductus deferens and duct from seminal vesicle that allows sperm to enter urethra
Endometrium
mucus membrane lining the uterus
Epididymis
tubes that carry sperm from testes to vas deferens
Estrogen
female sex hormone secreted by ovary
Gametes
sex cells; sperm in males, ova/egg in females
Genitalia
external reproductive organs
Gonad
essential organs of reproduction; testes in males, ovaries in females
Mons pubis
skin-covered pad of fat over symphysis pubis in females
Myometrium
muscle layer of uterus
Ovaries
female gonads; produce ovum
Ovum
female sex cells
Penis
male genitalia; organ enabling sperm to enter vagina
Prostate gland
secretes fluid into semen that helps sperm maintain activity and mobility
Sperm
male sex cells
Testes
male gonads; produce sperm
Zygote
fertilized ovum after sperm enters
Progesterone
hormone stimulating development of an egg in females
Asexual reproduction
reproduction of one-celled organisms that do not produce specialized sex cells
Labium minora
"small lips" of the vulva of the vagina
Labium majora
"large lips" of the vulva of the vagina
Bartholin's gland
secretes mucus-like lubricating fluid in the vagina; located on either side of vaginal outlet
Fallopian tubes
conduct the ovum from the ovary to the uterus
Uterus
hollow, muscular organ where a fertilized egg implants and grows
Vagina
internal tube from uterus to vulva
Polar body
small, nonfunctional cell produced during meiotic divisions in the formation of female sex cells; incapable of being fertilized
Fimbriae
fingerlike projections attaching ovary to fallopian tube
Menopause
termination of menstrual cycles in the female
Scrotum
pouchlike sac that contains the testes in males
Seminal vesicle
pouchlike glands that contribute 60% of seminal fluid volume; secretions provide source of energy for sperm
Vas deferens
muscular tube that allows sperm to exit from epididymis and pass from scrotal sac into abdominal cavity
Cowper's/bulbourethral gland
secretions lubricate the terminal portion of the urethra in males; located below the prostate gland
Corpus cavernosa
two columns of erectile tissue found in the shaft of the penis
Corpus spongiosum
column of erectile tissue surrounding the urethra in the penis
Flagella
tail of the sperm allowing it to swim
Acrosome
specialized structure on the sperm containing enzymes that break down the covering of the ovum to allow entry
Midpiece
middle portion of sperm; contains mitochondria which produces energy allowing the sperm to swim
Head
top portion of sperm; contains nucleus and genetic material from the father; covered by acrosome
Perimetrium
outer layer of uterus
Glans penis
sensitive head portion of the penis
Menstrual cycle
cyclical changes in the uterine lining
Urethra
passageway for elimination of urine; in males also acts as genital duct that carries sperm to exterior
Meiosis
nuclear division in which the number of chromosomes are reduced to half their original number; produces gametes
Mitosis
indirect cell division involving complex changes in the nucleus