2. URINARY System
Two kidneys
Two ureters
Urethra

4. Anatomy of the Kidney Main structures: renal cortex renal medula
renal pelvis
nephrons

6. Urinary Tract – Ureter

10. Urinary Tract – Urethra (Female)

11. Urinary Tract – Urethra (Male)

13. Primary sex characteristics
Reproductive System
Primary sex characteristics
XY or XX

14. What is on the Y Chromosome?
Y chromosome contains
sex-determining region of Y (SRY)
SRY codes for protein called
Testis-determining factor (TDF)
Testosterone production

17. MALE REPRODUCTIVE SYSTEM

18. Components
Scrotum
Testis
Duct system
Penis
Accessory glands

19. Scrotum
Skin
Septum
Dartos muscle (smooth)
Temperature

20. Testis

21. Spermatogenis Spermatogonia Primary spermatocytes
On basal lamina
Mitosis
Primary spermatocytes
1st meiotic division
Secondary spermatocytes
2nd meiotic division
Spermatid
Haploid
4 from each 1° spermatocyte

22. Ducts
Epididymis
Ductus (vas) deferens
Ejaculatory duct
(urethra)

23. Epididymis
Located in scrotum
~6 m long

24. Ductus (vas) deferens From scrotum to pelvis
Empties into prostatic urethra

25. Accessory glands
Prostate
Seminal vesicles

26. Prostate

27. Prostate

28. Seminal vesicles

29. Semen Testis Prostate Seminal vesicles Sperms 30% 50~100 mil/ml
Below 20 mil/ml infertility issues
Prostate
30%
Prostaglandins
Activate sperm
Seminal vesicles
60%
Fructose

30. FEMALE REPRODUCTIVE SYSTEM

31. Anatomy of Female Reproductive System
Female reproductive organs
Ovaries
Uterine tubes
Uterus
Vagina

32. Female Reproductive System

33. Follicular Development: Ovarian Cycle

34. Sperm Cell Movement

35. Fertility and pregnancy