Normal Human Fertility Flashcards
1
Q
list of factors for length of time it takes to get pregnant
A
- cycle length
- cycle variability
- frequency of intercourse
- timing of intercourse
- maternal age
- parity (previous pregnancies)
- smoking
2
Q
what % of women successfully conceive in first month trying
A
30%
3
Q
what % women conceive by 6 months trying
A
75% cumulatively
4
Q
what % women conceive by 12th month
A
90% cumulatively
5
Q
average time to conceive
A
4 +/- 3 months
6
Q
define infertility
A
- definition: failure to achieve a pregnancy after 12 months or more of regular unprotected sexual intercourse
7
Q
[define infertility] does being defined as infertile mean couples are not able to become pregnant
A
- most couples this does not mean not able to get pregnant
- means have reduced chance of conception due to one or more factors in either or both partners
8
Q
what is failure to conceive without assistance after 12 months of trying also called & why
A
- subfertility
- since most couples just have reduced chance of conception
9
Q
guidance to GPs recommend investigations of failure to conceive after: (2 listings)
A
- 12 months of trying where woman <35yrs
- 6 months of trying where woman >35yrs
10
Q
define miscarriage
A
- death of baby inside mother’s uterus
- before 20 weeks completed gestation
11
Q
is miscarriage rare? how common is it?
A
- not rare
- 1 in 4 pregnancies end before 10 wks in miscarriage
12
Q
define gestation
A
- period of developing inside uterus between conception and birth
13
Q
define stillbirth
A
- death of baby inside mother’s uterus
- after 20wks completed gestation
14
Q
define recurrent pregnancy loss
A
- spontaneous loss of two or more pregnancies
