Contraception 1 Flashcards
what is the most commonly used contraception worldwide?
withdrawal
what happens to the pituitary when the uterine wall sheds?
anterior pituitary secretes LH/FSH
a peak in oestradiol causes…
a peak in FSH and LH
a surge in LH indicates…
the follicle is mature, ovulation begins
at what stage of the menstrual cycle does basal body temperature increase?
ovulation
how can you physiologically prevent pregnancy?
stop ovary from releasing an egg
inhibit transport of ovum
thicken cervical mucus
block sperm from entering
what hormone can inhibit transport of the ovum down the fallopian tube?
progesterone
how long do sperm survive in the female genital tract
5 days
how long can the ovum survive in the female genital tract?
17-24 hours
what is cervical mucous like after ovulation?
thick and sticky after ovulation
breast feeding works as a contraceptive T or F
T
when should basal body temp be taken?
before rising in the morning
how long does cervical mucous stay thick after ovulation?
3 days
describe the cervix when fertile
high in vagina
soft
open
how much is the increase in basal body temp?
0.2 degrees celsius
you are at your most fertile at what days of the menstrual cycle
days 8 to 18
describe the cervix when less fertile
low in vagina
firm
closed
name the 3 criteria for diagnosis of lactational amenorrhoea?
exclusively breast feeding
less than 6 months post natal
amenorrhoeic
main MoA of hormonal contraception?
inhibits ovulation
main MoA of new progesterone pills?
inhibit ovulation