Chapters

3.0 Learning aims, what you should already know, introduction, delving deeper

• Learning aims
  
• What you should already know
  
• Introduction
  
• Delving deeper

3.1 The germline - origin of the germ cells

• Introduction
• Emigration of the germ cells
• The gonadal ridge
  
• Indifferent gonadal primordium

3.2 Determining the gender

• Introduction
• Male gonadal primordium
• Female gonadal primordium

3.3 Spermatogenesis

• Introduction
• Structure of the germinal epithelium
• Developmental stages of spermatogenesis
• The temporal course of spermatogenesis
• Spermatocytogenesis
• Local course of spermatogenesis - the spermatogenesis wave
• Spermiogenesis (spermatohistogenesis) and structure of the sperm cell
• Leydig's interstitial cells and hormonal regulation

3.4 Oogenesis

• Remark
• Development of the germ cells in the ovary
  
• Structure of the ovary
  
• The follicle stages from primordial follicle to tertiary follicle
  • Primordial follicle
  • Primary follicle
  • Secondary follicle
  • Tertiary follicle
  • Graafian follicle
• Temporal course of the number of germ cells / follicles
  
  • Atresia -- the customary fate of a follicle
• The ovarian cycle
  • The hormonal cycle

3.5 A comparison of spermatogenesis with oogenesis

• Tabular comparison of spermatogenesis and oogenesis

3.6 Quiz

• Test your knowledge

3.7 Brief summary

• Summarized

3.8 Bibliography

• References