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31 terms

Female Reproduction System

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When does puberty start around?
starts 10-11
show changes around 13
ends around 16
What are the two female hormones?
Estrogen and Progesterone
What Does the Female Reproductive System Do?
produce eggs (ova)
have sexual intercourse
protect and nourish the fertilized egg until it is fully developed
give birth
vulva
the external female reproductive organs
mons pubis
soft tissue that covers the pubic bone and serves as a protective cushion for the reproductive organs
labia majora
the outer folds of skin that surrond the opening of the vagina
labia minora
the inner folds of skin that surrond the opening of the vagina
clitoris
a small, highly sensitive organ located between the labia majora
urethral opening
the opening at the end of the urethra
the urethra is a tube that carries urine from the bladder to the outside of the body
hymen
a thin membrane that stretches across the vaginal opening
breasts
organs composed of fatty tissues that are sensitive and provide milk for a newborn baby
bartholin's glands
a pair of glands located near the labia minora which secrete fluid during sexual excitement
Ovary
produces a ripe egg with each menstrual cycle. Contains thousands of immature eggs from birth
Fallopian tube
(egg tube) carries eggs from ovary to uterus
Serves as meeting place for sperm and egg
Uterus
(womb) pear shaped organ
Protects and nourishes developing baby
Cervix
mouth of the uterus, lower opening at top of the vagina
Bladder
pushes uterus up as it fills with urine
Urethra
carries urine from bladder. Opens into front part of vulva
Vagina
receives the penis during intercourse, receptacle for sperm, exit for menstrual blood, and passage way for the baby
Menstrual Cycle
approximately 28 days
what happens during a girls period?
each month bleeding occurs as the lining of the uterus is shed at the start of each cycle, afterwards, the lining thickens again to prepare for an egg to be dropped
what happens if the egg is not fertilized?
egg is not fertilizes
progesterone levels drop
this leads to menstrual bleeding and the process begins again
What is ovulation?
The mature egg is released and moves through the fallopian tube as it is available for fertilization
This occurs approximately 14 days into the cycle
During the menstrual cycle, hormones cause one egg to begin development
when you are born...
there are thousands of eggs already in your ovaries
Fertilization
The union of an egg with a sperm in the fallopian tube
Sperm are capable of fertilization up to seven days after intercourse
when to identical twins occur?
a single fertilized egg divides into two
when to fraternal twins occur?
2 eggs are fertilized
What is menopause?
Signals the end of a woman's fertile life, results in decreased production of sex hormones
what is average age of menopause?
Average age is 51
what are some symptoms of menopause?
hot flashes, insomnia, night sweats, irregular periods until stage is complete
when is menopause complete?
a woman has not had a menstrual period for 1 year