the external opening of the vagina may be covered by a perforated membrane called
hymen
how many chromosomes does a zygote have in each cell
46
the primary male genitalia is / are the
testicles
which of the following are parts of the spermatic cord
vas deferens, nerves , blood vessels
in a pap test, scrapings from what area are examined for precancerous cells
cervix
when a vasectomy is performed, what is prevented from travelling out of the penis during intercourse
sperm
at what point is the developing human referred to as a fetus
8 weeks after fertilization
the time betweeen the end of menses and ovulation is called the
follicular phase
the fetus floats in an fluid called
amniotic
this hormone is secreted during the luteal phase to maintain the endometrium
progesterone
where is the prostate gland located
inferior to the urinary bladder
which of the following layers of the uterus sheds when a woman has her period
functional layer of the endometrium
the process of sorting chromosomes so that each gamete gets the right number of copies of the genetic material is called
meiosis
where do sperm mature
epididymis
cells with half the number of chromosomes used for sexual reproduction
gametes
organs that produce sperm and egg are called
gonads
after____< the egg is called a _____ and has 46 chromosomes
fertilization, zygote
the _____ is also known as the birth canal
vagina
the inner lining of the uterus that is shed eacch month is the
endometrium
the female external genitalia are collectively known as the
vulva
the sacs that secrete milk in lactating women are called
alveoli