Mare Reproduction

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  1. List the Reproductive Tract
    • Vulva
    • Vagina
    • Cervix
    • Uterus
    • Oviduct
    • Infundibulum
    • Ovary
  2. What is Estrous?
    Period of predictable, rhythmic cycling of hormones
  3. What is Anestrous?
    Mare is not cycling, "rest Period" for hormones
  4. How many days are in the Estrous Cycle?
    21 days
  5. What is Estrus?
    Sexual receptivity
  6. How long doe estrus last?
    4-7 days
  7. What cycles can the Estrous Cycle be divided into?
    • Estrus "heat"
    • Diestrus
  8. What are the 6 hormones found during the Estrous Cycle?
    • Estrogen
    • GnRH - Gonadotropin Releasing Hormone
    • LH - Luteinizing Hormone
    • FSH - Follicle stimulating Hormone
    • P4 - Progesterone
    • PGF 2 Alpha - Prostaglandin
  9. What does Estrogen do?
    Causes "Heat" symptoms
  10. What releases the hormone Estrogen?
  11. Where does GnRH come from?
  12. What does GnRH do?
    Causes release of Gonadotropins from Pituitary Gland
  13. What are the 2 Gonadotropin Hormones?
    • FSH
    • LH
  14. What does FSH cause?
    Follicles to grow on the ovary
  15. Where is FSH released from?
    Anterior Pituitary Gland
  16. What does LH cause?
    Follicles to ovulate
  17. Where is LH released from?
    Anterior Pituitary Gland
  18. What does Progesterone do?
    Maintains Pregnancy
  19. What releases Progesterone?
    Corpus Lutetium CL
  20. Image Upload
    Image Upload
  21. What are the Follicular Stages?
    • Graffian follicle - Dominant follicle, produces Estrogen during follicular phase
    • Corpus Hemorrhagicum CH - Bloody Body
    • Corpus Luteum CL - Yellow body, Produces progesterone during Luteal phase
    • Corpus Albicans - White Body, scar
Card Set:
Mare Reproduction
2013-12-08 20:10:15
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