Equine Management Reproduction Study Guide
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What age can a filly conceive at?
Colts will produce mature sperm that will fertilize the egg at what age?
What is needed for pregnancy to occur?
What type of seasonal breeder’s are horses?
What hormone is produced to determine seasonal breeders? Where from?
What is the average length of gestation in the horse?
What does polyestrous mean? Is the mare’s estrous cycle considered polyestrous?
Name the functions of the mare’s reproductive parts below.
a. Ovary
b. Infudibulum
c. Oviduct
d. Uterus
e. Cervix
f. Vagina
g. Clitoris
h. Vulva
9. Name the functions of the stallion’s reproductive parts below.
a. Scrotum
b. Testicles
c. Epididymis
d. Vas deferens
e. Seminal Vesicles
f. Prostate Gland
g. Cowper’s Gland
h. Urethra
i. Penis
j. Prepuce
10. What is the cervical seal of pregnancy and where is it located?
11. How long on average does the estrous cycle last?
12. What are the two phases of the estrous cycle?
13. Which phase is the receptive phase of the cycle?
14. Which phase is non-receptive?
15. What is FSH and what role does it play in the estrous cycle?
16. What is LH and what role does it play in the estrous cycle?
17. Where are follicles and Corpus Luteum located?
18. What hormone is being produced under Corpus Luteum dominance?
19. What is present on the ovary when estrogen is being produced at high levels?
20. What would a veterinarian palpate on the ovary of a mare if she was pregnant?
21. How do horse owners know for sure that their mare is pregnant?
22. What appears on the ovary after ovulation that is a yellow-orange color?
23. What appears on the ovary that is blister like and encloses the ripened egg?
24. What hormone causes ovulation to occur?
25. What phase of the cycle would you breed your mare?
26. What types of problems should horse owner’s look for before breeding their
mare?
27. Name four breeding procedures and briefly describe.
28. Which breeding procedure is the best and why?
29. What types of management procedures can be done to care for the mare while she
is pregnant?
30. What should the mare be vaccinated for during pregnancy.
31. What is abortion?
32. What two ways can is abortion caused?
33. Describe the sign of parturition from 2-6 weeks, 7-10 days, 4-6 days, 1-4 days, to
hours away.
34. What is the chorioallantois?
35. What is the amnion?
36. Describe what will be seen during a normal birth.
37. If parturition is delayed what can happen?
38. After birth describe what management steps should be taken in reference to the
foal.
39. After birth describe what management steps should be taken in reference to the
mare.
40. Why is the naval cord so important?
41. What is colostrum?
42. Trace the path of the egg from the ovary to the uterus in the mare’s reproduction
tract.
43. Trace the path of sperm from the testicles to the penis.
Other terms to know
 Waxed Teats
 Erection
 Emission
 Ejaculation
 Oocyte
 Ovum
 Gonadotrophins
 Fertilization
 Abortion
 Fetus
 Semen
 Sperm
 Sex Cells
 Pituitary
 Placenta
 Prolactin
 Melatonin