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Male Reproductive System, 465EAD94-C485-4F6C-9F7F-C08C495F297C Ductus or…

- - - - Functions
        
        eliminate by phagocytosis
        
        facilitate the release of mature spermatids
        
        support, protect, and nourish
        
        secrete a fluid rich in proteins and ions
        
        Synthesis and secretion of androgen binding protein (ABP), inhibin and activin
      - Nucleus รีและตั้งฉากกับ cell
      - Large nucleolus
      - เด่นชัดในคนที่อายุเยอะ
      - Columnar cells
    - - Spermatogonia
        
        Type B
        
        Round nucleus
        
        Central nucleolus
        
        Type A
        
        Oval euchromatic nucleus
        
        Nucleus ติดผนัง
      - Spermatocytes
        
        meiotic cell divisions
        
        Primary spermatocytes
        
        Diploid spermatocytes
        
        Secondary spermatocytes
        
        Haploid spermatocytes
      - Spermatids
        
        nucleus กลม เล็ก
        
        Spermiogenesis
        
        Spermatozoon
        
        Head
        
        Tail
    - - Secrete testosterone
      - Eccentric spherical nucleus
      - Large polyhedral cells
    - - Pathologic conditions affecting spermatogenesis
        
        Cancer chemotherapy
        
        Mump
        
        Cryptorchidism
        
        Spermatic cord torsion
        
        Temperature 35 องศา
        
        Varicocele
      - Regulation of spermatogenesis