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23 terms

reproductive system

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4 functions of reproductive system
produce gametes, fertilization, pregnancy, gonads produce both gametes and hormones
ducts sperm goes through
seminiferous tubule, epididymis, dustus deferens, ejaculatory duct, urethra
seminiferous tubules
site of sperm maturation
sertoli cells
nourish spermatogenic cells, secrete inhibin, phagocytosis, fluid for transport, control spermatogenic movement
insterstitial cells
secrete testosterone
structure of sperm
head (nucleus and acrosome), flagellum
ductus deferens
stores sperm
spermatic cord
supporting structure
corpus cavernosa
2 columns above urethra
corpus spongiosum
surrounds urethra
primordial follicle
at birth
primary follicle
primary oocyte
secondary follicle
secondary oocyte
corpus luteum
ruptured follicle
corpus albicans
nonfunctional, disintegrates,
how is uterine tube site of fertizilation
fimbriae sweet oocyte into tube, cilia and peristalsis move it along, sperm reaches it and fertilizes it, zygote reaches uterus 7 days after ovulation
endometrium
lines (shed) unless implantation of zygote
myometrium
muscle
perimetrium
covering
positive feedback during mid cycle
an increase in estrogen causes the anterior pituitary to release LH
fluid in seminal vesciles
alkaline, frustose, prostaglandins, clotting proteins, semen
fluid in prostate gland
citric acid, proteolytic enzymes, seminalplasma
fluid in bulbourethral gland
alkaline fluid, mucous