lecture test 4 Flashcards
What does the hypothalamus release
GnRH
Is ejaculation sympathetic or parasympathetic
sympathetic
urine and semen flow through what?
the urethra
what is the developmental stage at 9 wks gestation called
a fetus
What contributes most fluid to semen
seminal vesicle
What do allele genes do?
code for the same trait
About how much sperm is made per day
4 million
what phase is the shortest phase
menstrual
Is erection sympathetic or parasympathetic
parasympathetic
what is amniocentesis
testing inserting a needle through the amnion
When are tetrads formed
during meiosis I
secondary oocyte is ..
the stage during ovulation
What does lactation require
oxytocin and prolactin
What does relaxin do
loosens joints for childbirth
ejaculation propels what
sperm and semen
what makes testosterone
interstitial cells
Name the childbirth stages in order
dilation, expulsion, placental
What does FSH do?
Prompts sperm to begin spermatogenesis
What develops into villi
chorion