PV Flashcards
gastrulation is the formation of _______ ______
embryonic layers
the 3 germ layers are
- ectoderm (outer)
- mesoderm (middle)
- endoderm (inner)
Which tissue/organ develops from ectoderm?
skin/brain
tissue/organ from mesoderrm
Muscles, bone, organs
tissue/organs produces from endoderm
tracts of respiratory and digestive system
What does interstitial cell secrete
testosterone
what do nurse cells secrete
inhibin
what does spermatogenic secrete
sperm
Where are the hormones FSH and LH released from?
pituitary gland
How many chromosomes does a secondary oocyte have?
23
Where is the Normal site of implantation
uterus
Where are oocytes releasedfromduring ovulation
From a follicle within an ovary
How many sperm are produced from one primary spermatocyte?
4
GnRH for both male and female: stimulates ______ _____ to release ___/__
simulates anterior pituitary to release FSH/LH
FSH male hormone stimulates______
spermatogenesis
LH male hormone stimulates ______ cells to produce _____
interstitial cells to produce testosterone
testosterone is produced by _______ cells to stimulate _______
and is the ____ male ______
interstitial cell to stimulate spermatogenesis and is the main male hormone
Inhibin secretes _____ cells to release ___
nurse cells to release FSH
female FSH hormone stimulates…
follicle development and estrogen production
female LH hormone stimulates ….. and causes…..
simulates: follicle development and estrogen secretion
causes: ovulation and formation of corpus luteum
estrogen stimulates …
growth of endometrium
Progesterone female hormone sustains…
endometrium
the 3 layers of the body of the uterus
- perimetrium (outer layer of serosa)
- myometrium ( smooth muscle, expands/contracts)
- Endometrium (inner lining, shed monthly, implantation of embryo
