male reproductive histology - test 1 Flashcards
Where does spermatogenesis occur?
seminiferous tubules
name the different sections of the ejactulatory pathway
Seminiferous tubules
Straight tubules
Rete testis
Efferent ductules
Epididymis
Vas deferens
Where are we?
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seminiferous tubule
Name the arrows
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What are the different cell stages in spermatogenesis
spermatogonium –> primary spermatocyte –> secondary spermatocyte –> early spermatid (round spermatid) –> later spermatid (elongating spermatid)
name it
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Why is the blood-testis barrier so important?
As spermatogonium mature, they can no longer come in contact with the immune system, as they will be recognized as a foreign invader. Therefore, the blood-testis barrier acts as a protective barrier for the developing spermatogonium
name it
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What hormone acts on sertoli cells? What hormone acts on leydig cells?
FSH –> Sertoli cells
LH –> leydig cells
Name it. Why does it look so fatty/oily?
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Leydig cells
It looks fatty/oily because it secretes testosterone, which is a lipid soluble hormone.
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Where are we in the testis?
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straight tubules
Where are we in the testis?
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mediastinum, which contains the rete testis
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Where are we in the testis?
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Where are we in the testis?
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Where are we in the testis? What is the primary epithelial cell?
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epididymis
pseudostratified columnar with stereocilia
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