OB Quiz 2 Flashcards
What are the male gonads
testis
what hormone do the male gonads secrete
testosterone
what structure is removed during circumcision
Prepuce (foreskin)
semen has roughly what pH
7.1-8 Alkaline
what are the female gonads
ovaries
what hormones do the ovaries secrete
estrogen and progesterone
what female structure is responsible for sexual arousal
cervix
what is menarche
1st menstruation
how many days in the average menstrual cycle
28 days
how many days average for menstruation
4-6 days
how much blood loss with each menstruation
30-60 mL
what hormone level decreases just prior to menstruation
progesterone
what day in the menstrual cycle does ovulation typically occur
12-14
when is the best time in a woman’s cycle to try to get pregnant
during ovulation
what endocrine gland is the master gland and controls both female and male reproduction
anterior pituitary gland
what are the funcitons of a vagina
birth passage, receives penis, exit for menses
the vagina typically has what pH
4-5 Acidic
what are the functions of the uterus
provides for pregnancy every month
protects & nourishes baby
aids in childbirth
what are the 3 layers of the uterus
epimetrium(outer)
myometrium(middle)
endometrium(inner)
where does conception take place
fallopian tube
what is the treatment for a tubal pregnancy
emergency surgery
why is an ectopic pregnancy dangerous for the women
fallopian tube can burst
what, in semen, helps the uterus to contract and helps the sperm to reach the fallopian tubes
prosteglandins
how many chromosomes are in an ova
23
How many chromosomes are in a sperm
23
what are the chromosomes in an ova called
haploid
what is a zygote
fusion of the egg and sperm(fertilized the egg)
what is a morula
solid ball of cells
what is a blastocyst
hollows out on inside - implants into uterus
how many chromosomes in a zygote - what is it known as
46 - diploid
what is the term for division of the zygote into identical cells
monozygotic
what hormone, produced by the trophoblast and eventually by the placenta, sends a message back to the corpus luteum to continue to produce progesterone
HcG
what hormone is the basis for pregnancy tests
HcG
how does a woman typically realize she is pregnant
misses a period
what are the odds of an infant to be a female
50/50
what is the best way to obtain fetal heart sounds at 12 weeks gestation
doppler ultrasound
what medications are safe to take during pregnancy
Class- A,B,C
what marks the pre embryonic phase
fertilization - implementation
what marks the embryonic phase
implementation - 8 weeks
what happens in the embryonic phase
organs start to grow
what marks the fetal phase
8 weeks - birth
what is happening in the fetal phase
more growth & maturation of organs
during which of the 3 phases are teratogens MOST harmful
embryonic stage
what is the name of the fluid filled inner membrane surrounding the fetus
amnion
what is the name of the outer fetal membrane
chorion
what is the foramen ovale
hole goes from right atrium into aorta
what is the ductus arteriosus
hole goes from pulmonary artery into aorta
what is the function of the placenta
exchanges nutrients & waste
barrier to certain substances
what is the job of surfactant in the fetal lungs
keep the alveoli from sticking together
