2. College of Animal Science and Technology Northwest A& F University 动物繁殖学生殖器官动物繁殖学生殖器官 ANIMAL REPRODUCTION 主讲教师： 李青旺 江中良 田秀娥 吴继东 Original Power Point Created by Zhongliang-Jiang Animal Reproduction Group, College of Animal Science and Technology, Northwest A & F University February 2007

3. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Chapter 2 Animal Reproductive Tract Section 1 Male Reproductive Tract

4. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Male Reproductive Tract

5. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Male Reproductive Tract

6. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University List the parts and function of the male reproductive tract: A. scrotum- protection and temperature regulation B. testicles- the production of sperm cells and testosterone C. epididymis- long tube outside of testicles for storage of sperm until it matures D. vas deferns- tube leads from epididymis to urethra

7. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University e. seminal vesicles- secretes fluid for transport f. prostate gland- secretes thick rich protein g. cowpers gland- secretes an alkaline to clean urethra h. urethra- tube extends from bladder out the penis I. Penis- organ of copulation List the parts and function of the male reproductive tract:

8. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University The Back of Male Animal Auxiliary Gland

9. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Pelvis and Auxiliary Gland of Bull Reproductive Tract

10. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Testicle Frame

11. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Testosterone is the hormone produced by the testes and it is for the development and function of male reproductive organs, male characteristics, and sex drive. List the hormones produced by the testes:

12. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Male Penis and Glans 1 、 2 、 Bovine 3 、 Equine 4 、 Boar 5 、 Sheep 6 、 Goat

13. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Chapter 2 Animal Reproductive Tract Section 2 Female Reproductive Tract

14. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Female Reproductive Tract

15. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Female Reproductive Tract

16. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University List the parts and functions of the female reproductive tract: a. ovaries- produce eggs, secrete hormones, form the corpus luteum. b. infundibulum- funnels the egg into the fallopian tube c. fallopian tube or oviduct- lead from the ovaries to the uterus. Place of fertilization.

17. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University d. uterus- where the embryo implants and develops e. cervix- thick muscular folds that seal off the uterus when pregnancy occurs f. vagina- organ of copulation where natural insemination occurs g. urethra- pathway for urine h. vulva- external opening i. clitoris- homologue to male penis List the parts and functions of the female reproductive tract:

18. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University A. FSH- causes the ovaries to produce estrogen B. Estrogen- causes the female to come into heat. C. LH- cause the formation of the corpus luteum D. Progestrone- produce by the CL and is for the maintenance of pregnancy. List and explain the female hormones

19. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Female Pregnancy Uterus

20. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Female Cervix

21. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Female Reproductive Vascularity

22. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University Ventro Cavity Artery

23. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University End of the Chapter 2

24. 动物繁殖学生殖器官动物繁殖学生殖器官 College of Animal Science and Technology Northwest A& F University