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testes
The male gonads, which produce sperm and secrete male sex hormones.
sperm
the male reproductive cell
testosterone
hormone released to develop the male reproductive organs.
scrotum
the external pouch that contains the testes
epididymis
a convoluted tubule in each testis
vas deferens
a duct that carries spermatozoa from the epididymis to the ejaculatory duct
seminal vesicles
produces seminal fluid
prostate gland
a firm partly muscular chestnut sized gland in males at the neck of the urethra
semen
the thick white fluid containing spermatozoa that is ejaculated by the male genital tract
urethra
duct through which urine is discharged in most mammals and which serves as the male genital duct
ejaculatory duct
Tube through which semen enters the male urethra
penis
the male organ that transfers sperm to a female and that carries urine out of the body.
foreskin
a fold of skin covering the tip of the penis
circumcision
the act of circumcising performed on males eight days after birth as a Jewish and Muslim religious rite
erection
When the penis becomes engorged with blood and hard
masturbation
stimulating one's own genitals, usually until orgasm occurs.
sexual response cycle
the four stages of sexual responding described by Matsters and Johnson-excitement, plateau, orgasm, and resolution.
sexual intercourse
the insertion of the penis into the vagina
orgasm
the moment of most intense pleasure in sexual intercourse
ejaculation
the discharge of semen by the male reproductive organs
ovaries
organs that produce eggs
egg
female reproductive unit created in the ovaries
estrogen
female sex hormone
uterus
organ of the female reproductive system in which a fertilized egg can develop
fallopian tubes
tubes which carry eggs from the ovaries to the uterus and which provides the place where fertilization occurs
cervix
the opening to the uterus
vagina
in the human female reproductive system, a canal that leads from the uterus to the outside of the body
menstruation
the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
vulva
external parts of the female genitalia
mons pubis
a mound of fatty tissue covering the pubic area in women
labia minoria
two smaller hairless folds of tissue that are located within the labia majora.
labia majora
two large folds of fatty tissue that are covered with hair on their outer surfaces; they enclose and protect the vagina
ovulation
process in which an egg is released from the ovary