ANS3319CMale_Endo_Final_Notes_Topic5

ANS3319CMale_Endo_Final_Notes_Topic5 - ANS 3319C...

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Unformatted text preview: ANS 3319C Reproductive Physiology and Endocrinology Male Endocrinology Section 42 Male: Endocrinology and Spermatogenesis 1) Endocrine Requirements (Fig 10-1, 10-2, 10-3) FSH ___________________________________________________________________________ ________________________________________________________________________ _____________________________________________________________________ ________________________________________________________________________ LH __________________________________________________________________________ __________________________________________________________________________ _______________________________________________________________________ [100-500x] > circulation (counter current exchange) ________________________________________________________________________ _____________________________________________________________________ _____________________________________________________________________ i.e.,) Exogenous androgen use Testosterone secretion ___________________________________________________________________ (Fig 10-3) Fig 10-1 Fig 10-2 ANS 3319C Reproductive Physiology and Endocrinology Male Endocrinology Section 43 2) Spermatogenesis (occurs in seminiferous tubules; Fig 10-4) General functions ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ _________________________________________________________________________ Fig 10-3 ANS 3319C Reproductive Physiology and Endocrinology Male Endocrinology Section 44 Stages (Fig 10-5) Proliferation (basal compartment) ________________________________________________________________________ ________________________________________________________________________ Meiotic phase (adluminal compartment) 1° spermatocyte (lifespan 18-19 days in bull) _____________________________________________________________________ _____________________________________________________________________ __________________________________________________________________ 2° spermatocytes _____________________________________________________________________ _____________________________________________________________________ Differentiation phase (spermiogenesis) ________________________________________________________________________ ________________________________________________________________________ _____________________________________________________________________ Fig 10-4: ST: seminiferous tubules; CT: connective tissue; BV: blood vessels; F: flagella (sperm); BM: basement membrane; LC: leydig cells ANS 3319C Reproductive Physiology and Endocrinology Male Endocrinology Section 45 Differentiation phase (Continued) Golgi Phase (Fig 10-6) Initial acrosome formation Initial tail development, translocation of centrioles...
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This note was uploaded on 07/16/2011 for the course ANS 3319 C taught by Professor Yelich during the Spring '11 term at University of Florida.

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ANS3319CMale_Endo_Final_Notes_Topic5 - ANS 3319C...

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