Title: Describe the influences of hormone secretions in the estrus cycle.
Course: Equine Science, Advanced (18104-II) > Section: Understanding Equine Reproduction

Description should include the influences of the following on the estrous cycle:

- Oxytocin
- Relaxin
- Prostaglandin
- Progesterone
- Estrogen
- Prolactin
- Luteinizing hormone
- Follicle-stimulating hormone
- Human chorionic gonadotropin (hCG)

Process/Skill Questions:

- What is the role of the hormone progesterone in the mare?
- What hormone stimulates milk production?
- Where are reproductive hormones, such as estrogen, progesterone, and luteinizing hormone released from in the horse’s body?
- Why is hCG used in mares?