Female Pelvis 1 Flashcards
both sexes have
mesonephric (wolfian) and paramesonephric (mullerian) ducts
what determines is fetus is male
testosterone and MIS
if there is no testosterone:
mesonephric duct regresses and mullerian duct develops into female organs
Paramesonephric ducts develop into
Fallopian tubes
Uterus
Cervix
Upper vagina
lower vagina develops from the
urogenital sinus
functions of ovaries
Gonads – contain egg cells (oocytes)
Endocrine glands - produce hormones
how many oocytes at birth
1 million
how many oocytes at menarche
half million
3 main reasons to examine neonate pelvis
Pelvic/Abdominal mass
Ambiguous genitalia
Prenatally detected abdominal/pelvic cyst
young girls reason to examine pelvis
Vaginal bleeding/discharge
Pelvic pain or mass
ovarian volumes of neonate- 6 yo, 6-11yo, and after puberty
neonate- 6 yo: 1ml
6-11yo: 2.5 ml
after puberty : 10 mL
ovaries and uterus get smaller after birth ? T/F
true Ovaries and uterus are larger in a newborn compared to 1-2 yrs old girls
size of follicles in neonate
> 9mm
shape of uterus at neonate, prepubertal and pubertal stage
neonate: spade
Prepubertal: tube
Pubertal: Pear
what is uterine malformation
abnormal development of the female genital tract