Which hormone is primarily responsible for maintaining pregnancy in the bitch during most of gestation?
Correct answer: B. Progesterone
- A. Oestrogen
- B. Progesterone
- C. Prolactin
- D. Oxytocin
Explanation
Progesterone from the corpora lutea maintains the uterine environment and suppresses excessive myometrial contractions during canine pregnancy. Oxytocin mainly promotes uterine contractions and milk let-down near parturition.
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Covers the recognition, diagnosis, prevention and medical treatment of diseases affecting domestic animals, including infectious, metabolic, nutritional, toxic and organ-system disorders. It links history taking, physical examination, clinical signs, laboratory findings and differential diagnosis with appropriate therapy and herd or flock control.
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