reproductive system Flashcards
what is the reproductive system?
the groups of organs that enable the successful reproduction of a species. in humans fertilization is internal with sperm being transferred from the male to the female during copulation
male reproduction system consist of?
organs that produce and ejaculate sperm
sperm
the male gamete
where are sperm produced?
testes, specifically in bodies called seminiferous tubules
path of sperm
seminiferous tubes epididymis vas deferens ejaculatory duct urethra penis
where is mature sperm stored?
epididymis
where are testes housed?
scrotum
where is the scrotum located?
under the penis
urethra
tube which runs through the penis and carries semen (and urine) out the body
what makes up semen?
fluids from 3 glands:
- seminal vesicles-secrete bulk of fluid (proteins, sugars, enzymes)
- prostate - alkaline fluid that counteracts the acidity of the vaginal tract
- cowper’s gland - secretes a protein- rich fluid that acts a lubricant
main hormone associated with males reproductive system
testosterone
testosterone responsible for?
development of male reproductive system and male secondary sexual characteristics (muscle development/hair growth)
ovule
egg
egg released from ovaries (time frame)
once a month
oocytes
undeveloped egg
ovaries
female reproductive organ/gonads
during menstrual cycle, one or more oocytes will…
mature into an egg with help from the corpus luteum
corpus luteum
mass follicular tissue that provides nutrients to the egg and secretes estradiol and progesterone
once egg has matured where will it be released?
into the fallopian tube
where does fertilization take place?
fallopian tube
fertilized eggs travel where
to the uterus
what happens to unfertilized eggs?
they are shed along with the uterine lining during menstruation
zygotes?
fertilized eggs
what do zygotes do when they reach uterus?
implant in the lining of uterus where they continue to develop
