Female Reproductive Tract Anatomy of Domestic Animals
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The document summarizes the anatomy and function of the female bovine reproductive system. It describes the main components including the ovaries, oviducts, uterus, cervix, vagina, and external genitalia. It explains how the ovaries produce eggs and hormones, and how the oviducts, uterus, and cervix work together to transport eggs and embryos, and later provide a suitable environment for fetal growth and birth.
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Female Reproductive Tract Anatomy of Domestic Animals
- 1. Animal Science/Dairy Science 434 Reproductive Physiology Female Anatomy John Parrish, Professor, UW-Madison
- 3. •To be able to describe the female reproductive system in cattle. »Structure »Function Learning Objectives
- 4. Updated:05/04/19 Equine - Horse Femal e MareMale Stallion
- 7. Updated:05/04/19 Porcine - Swine - Pig Femal e SowMale Boar
- 9. Updated:05/04/19 Vulva Vagina Cervix Uterine Body Clitoris Urethra Bladder Uterine Horn Uterine Horn OvaryOvary Oviduct Oviduct
- 11. Updated:05/04/19 Broad Ligament • connective tissue sheet which supports and suspends the reproductive tract BL - Broad Ligament UH - Uterine Horn O - Ovary OD - Oviduct
- 12. Broad Ligament • Mesometrium » Supports Uterus • Mesosalpinx » Supports Oviduct • Mesovarium » Supports Ovary
- 13. Ovary - Primary Sex Organ Updated:05/04/19 • Functions »Hormonal • Estrogen • Progesterone »Female gamete • Oocyte
- 14. Updated:05/04/19 Ovary Corpus Luteum Corpus Luteum Follicle - Estrogen, Oocyte Progesterone Progesterone
- 15. Updated:05/04/19 Blood and lymphatic Vessels & nerves Hilus } Ovary Germinal Epithelium Tunica Albuginea 85% of Ovarian Cancers Cortex Medulla
- 16. Updated:05/04/19 Tertiary follicle Primary follicle Tertiary follicle Egg nest Secondar y follicle Atretic follicle Corpus albicans Corpus luteum Corpus hemorrhagicum Ruptured follicle (ovulation)
- 17. Updated:05/04/19 Tertiary follicle Primary follicle Tertiary follicle Secondar y follicle Atretic follicle Corpus albicans Corpus luteum Corpus hemorrhagicum Ruptured follicle (ovulation)
- 18. Updated:05/04/19 Tertiary follicle Primary follicle Tertiary follicle Secondar y follicle Atretic follicle Corpus albicans Corpus luteum Corpus hemorrhagicum Ruptured follicle (ovulation)
- 19. Updated:05/04/19 Tertiary follicle Primary follicle Tertiary follicle Secondar y follicle Atretic follicle Corpus albicans Corpus luteum Corpus hemorrhagicum Ruptured follicle (ovulation)
- 20. Follicle Cells • Flattened cells surround oocyte • Increase in size of oocyte and height of follicular cells • Surrounded by several layers of follicular cells Nucleus Ooplasma Follicular Cells • Fluid filled cavity • Differentiation of cell layers in the follicle wall Oocyte Antrum Primary Follicle Secondary follicle Primordial Follicle Tertiary follicle
- 21. Updated:05/04/19 Antrum Theca Externa Theca Interna Granulosa Cumulus Oophorus Oocyte (Follicular Fluid) Tertiary Follicle Basement Membrane
- 23. Updated:05/04/19 Follicular Blood Supply Theca interna cells Granulosa cells Follicular fluid Capillary network Basement Membrane
- 24. Updated:05/04/19 Circular smooth muscle layer Longitudinal smooth muscle layer Muscularis Serosa Submucosa Lumen Mucosa Secondary Sex Organ: A Series of Tubes to Convey the Oocyte/Embryo/Fetus to the Outside
- 25. Updated:05/04/19 Functions of Oviduct • Gamete Transport »Sperm »Oocyte • Supports early embryo development • Transport of embryo to uterus
- 26. Updated:05/04/19 Oviduct Uterine Horn Utero-Tubal Junction Ampullary-Isthmic Junction Isthmus Ampulla Infundibulum (20 - 30 cm2 ) Fimbria Ostium Follicle Ovary Cumulus Oophorus and Oocyte
- 27. Oviduc t
- 28. Oviduc t
- 29. Updated:05/04/19 Oviduct Histology •Ciliated Columnar •Nonciliated Columnar Mucosa
- 30. Updated:05/04/19 Functions of the Uterus • Muscle contractions » Transport sperm » Expel fetus and placenta • Absorption and phagocytosis • Partially prepares sperm for fertilization » capacitation • Provides environment for embryo and fetal growth • Hormone production » Prostaglandin F2α production
- 31. Updated:05/04/19 Uterus (bovine) • Bicornuate » poorly to moderately developed uterine horns » uterine body » one cervix cervix body horn
- 32. Uterus
- 35. Updated:05/04/19 Functions of the Cervix • Transport of sperm • Barrier to sperm (species dependent) • Reservoir for sperm • Blocking bacterial invasion during pregnancy • Birth canal
- 36. Updated:05/04/19 Cervi x • Cervix is composed of thick connective tissue COW Cow has 4-5 annular rings Uterine Body Vagina External Cervical Os Internal Cervical Os • Mucus is secreted near the time of breeding and ovulation.
- 39. Updated:05/04/19 Functions of the Vagina • Copulatory organ • Glands secrete lubrication • Birth canal • Glands secrete pheromones
- 40. Updated:05/04/19 Vagin a Anterior VaginaPosterior Vagina (Vestibule) Columnar Epithelium Stratified Squamous Epithelium Submucosa Urethra Submucosa Mucosa Fornix Vulva- Vaginal Sphincter Cervix
- 41. Updated:05/04/19 Posterior Vaginal Histology Stratified Squamous Epithelium Mucosa Submucos
- 42. Updated:05/04/19 Function of External Genitalia • Labia »Closes entrance to vagina • Clitoris »Female sensory organ
- 43. Updated:05/04/19 External Genitalia of the Cow Anus Labia Clitoris Labia Vulva
- 44. Updated:05/04/19 Phenomena For Fertility • vagina dentata - a vagina with teeth • female bedbug - no vagina • hysterectomy - if woman went to long without becoming pregnant then uterus would wonder in body causing hysteria and other distresses • hyena - clitoris is very large and looks like the male penis; female also has a false scrotum (labia); female is the dominate sex and produces more testosterone than male