1. Male Anatomy

2. Penis

3. Penis

4. Penis

5. Penis

6. Foreskin, glands, shaft

7. Cleaning uncircumcised foreskin
Pull back foreskin
Remove smegma

8. 3 cylinders 2 larger cavernous bodies 1 smaller spongy body
Forms head of the penis

9. Penis- spongy body

10. Penis dissection

11. Penis, prostate dissection

12. Penis curvature

13. Scrotum
Varies with temperature

14. Other factors causing the scrotum to draw closer to the body:
Sexual arousal
Fear
Stroking inner thighs
Cremasteric reflex
Cremasteric muscle

15. Testes Asymmetrical Heat reduces sperm production Left usually lower
Best at 93 degrees

16. Seminiferous tubules (Within testes)
Site of sperm production
Interstitial (Leydig’s) cells produce androgens

17. Seminiferous tubules

18. Epididymis
Storage of sperm

19. Cryptorchidism
Undescended testis
Prevents sperm production - too warm

20. Vas Deferens Moves sperm from scrotum to ejaculatory duct
Within prostate gland

21. Seminal vesicle
At end of each vas deferens
Alkaline fluid

22. Seminal fluid (semen) 70% = Seminal vesicles 30% = Prostate gland
1% = Sperm
1 teaspoon
million sperm per ejaculation

23. Cowpers (bulbourethral) glands
Distilate of love
Contains active, healthy sperm
Can produce pregnancy without ejaculation

24. Course of sperm
Testes
Epididymis
Vas Deferens
Urethra

25. Erection Process of tumescence Morning erections Related to
REM sleep
Rapid eye movement
90 minute cycle
Not related to a full bladder

26. Ejaculation Dry orgasm 2 phases Before puberty Emission Expulsion
Fluid in ejaculatory duct
Expulsion
Semen expelled

27. Retrograde ejaculation
Semen expelled into bladder
May result from
Prostate surgery
Certain drugs
Congenital abnormality

28. Male cancers Testicular cancer
One of the most common cancers among young men age group
Survival rate very high if detected early
Genital self-exam recommended
To identify early symptoms
Lumps on testes

29. Prostate cancer Second leading cause of cancer deaths among men
Detected by
Digital rectal exam
Blood test (PSA test)
Ultrasound

30. Male sexual concerns Penis size Not related to sexual satisfaction
Possibly diameter rather than length
Small flaccid penis usually increases more during erection than larger flaccid penis
Text does not give size information

31. Penis size

32. Penis size concern

33. Penis enlargement surgery
Done by cutting the ligaments that attach the root to the pubic bone.