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A&P Ch.28

STUDY
PLAY
True
In the female fetus, the absence of testosterone results in the development of the external genitalia into clitoris, labia minora, and labia majora.
False
The uterus is a thick muscular chamber inferior to the urinary bladder.
True
The vagina has no glands but it is moistened by mucus from glands in the cervical canal.
True
Although two breast cancer genes are known, most cases are nonhereditary.
False
Inhibin modulates the secretion of LH.
True
The number of ovarian follicles declines with age, leading to a reduction of estrogen levels.
False
The ovarian cycle typically lasts about 28 days, with day 1 considered to be the first day after
ovulation.
False
Most primary oocytes undergo atresia during climacteric.
True
The proliferative phase of the uterus is driven by estrogen from the ovaries.
True
In the excitement phase, the uterus rises from its forward-tilted (anteverted) position.
True
Unlike men, women lack a refractory period and may experience successive orgasms.
True
Human chorionic gonadotropin (HCG) stimulates the corpus luteum to grow and secrete estrogen and
progesterone.
False
Progesterone stimulates uterine contractions
False
Prolactin is secreted during pregnancy to stimulate milk synthesis so that milk will be available by the
time the infant is born.
True
Oxytocin stimulates contraction of myoepithelial cell of the mammary acini.