Bio Mega Quiz #7 (pt.2)

4 main parts of female reproductive system

vaginal canal, uterus, fallopian tube, ovaries

vaginal canal...

receive penis, allows birth

trace path of sperm when entered into women body

vagina, uterus, fallopian tube (where egg is fertilized)

trace path of egg

ovaries, fallopian tube, uterus, vagina

oocyte

immature egg within follicle

how many immature eggs (follicles) are women born with

2 million

how many do they have by puberty

300,000-400,000

how many ever mature

400

how many egg per month does a female produce

one

corpus lutetium secretes

estrogen and cortisone

what do estrogen and cortisone help do

helps prepare uterine wall for implantation of a fertilized egg

when egg implants it secretes

HCG

if an egg does not implant

endometrian wall is shed (menstrual cycle)

menstrual cycle

prepares uterus for a fertilized egg

what structures are involved in the menstrual cycle?

uterus

ovarian cycle

maturation of follicle and egg

primary follicle->secondary follicle->vesicular (Graafian) follicle

atrisia

self destruction of follicles that cannot support a mature egg

what structures are involved in the ovarian cycle?

follicle and egg

primary follicle

epithelial cells surround a primary oocyte.

secondary follicle

follicular fluid surrounds the secondary oocyte.

vesicular follicle

the fluid-filled cavity enlarges to the point that the follicle wall balloons out on the surface of the ovary.

oogenisis

process of egg creation

46 chromosome egg-> 23 chromosome cell

primary oocyte produces how many viable eggs

1

menopause

when the ovarian cycle ceases

when does menopause happen

between 45-55 yrs old

in menopause the ovaries no longer responds to

gonadotropic hormones

menopause may cause what disease in women

osteoperosis

at the start of menopause, menstruation becomes

irregular

birth control contains

estrogen and progesterone

take active pills for

21 days

take inactive pills for

7 days

birth control function

prevent ovulation/ pregnancy

what is the most reliable method of birth control

abstinence

most effective birth control is how effective

98%

withdrawal method is how effective

75%

contraceptives

medications and devices that reduce the chance of pregnancy

most effective form of contraceptives

birth control pills

Intrauterine device (IUD)—

inserted into the uterus by a physician

Diaphragm

a soft latex cup with a flexible rim that fits over the cervix

Vasectomy (for males)

cutting and sealing the vas deferens from each testis

Tubal ligation (for females)

cutting and sealing the uterine tubes.

after vasectomy dr recommend

no unprotected sex for 1 month

what vaccine prevents HIV

there is none

HIV causes...

AIDS

what does HIV infect

Helper T cells

what is the most effective treatment for AIDs

Highly active antiretroviral therapy (HAART)