Which hormone causes luteolysis in a non-pregnant cow?
Correct answer: C. Prostaglandin F2 alpha
- A. Follicle-stimulating hormone
- B. Progesterone
- C. Prostaglandin F2 alpha
- D. Oxytocin from the posterior pituitary
Explanation
The uterine endometrium releases prostaglandin F2 alpha, which causes regression of the corpus luteum in a non-pregnant cow. Progesterone maintains the corpus luteum, while follicle-stimulating hormone promotes follicular development.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
About Veterinary Medicine
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.
Practise Veterinary Medicine
59 free Veterinary Medicine MCQs from Veterinary Science, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Veterinary Science questions like this
Veterinary Science is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Veterinary Medicine questions
Which vitamin deficiency can cause polioencephalomalacia in a sheep?
What is the most appropriate environmental measure for reducing recurrent airway disease in a horse?
Which endocrine finding is most typical of hyperthyroidism in an older cat?
Which bacterial virulence factor is strongly associated with neonatal diarrhoea caused by enterotoxigenic Escherichia coli in calves?
Which organ is the primary target of infectious bursal disease virus in young chickens?
Which clinical finding most strongly suggests laminitis in a standing horse?