histology Flashcards
what is the epithelium of the cervix going to the vagina
simple columnar epithelium (cervix)–> stratified squamous epithelium
which layer is shed during menstruation?
functional layer
the proliferative phase is stimulated by ………..?
estrogen
which layer of the uterus is imp in menstruation?
endometrium
what is the lumen of the ampulla of the fallopian tube
labyrinth
what is the fist covering of the oocyte?
corona radiata
the primary oocyte is covered by……….. then it becomes called the ………………..?
simple squamous follicular cells
primordial follicle
the seminiferous tubules contains ……….. which produce testosterone?
leydig cells
what is the epithelium in seminiferous tubules?
complex stratified epithelium
what is the functions of seminiferous tubules?
1)non-dividing Sertoli cells: physical and metabolic support
2)dividing spermatogenic cells: transform from progenitor cells to sperm cells
haploid secondary spermatocytes form …………….. , which attach to sertoli cells and mature into spermatozoa
spermatids
what marks the intitiation of spermatogenesis?
formation of type A spermatogonia
the ……… cells has lateral membrane which forms occluding junctions and forms the ………….. which helps protects the newly differentiated germ cells from the immune system?
sertoli cells
blood-testis barrier
