This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous system, Subject name: Physiology
[{'content': 'Which of the following hormone is released from hypothalamus? \nSelect and explain. \nA. Coisol releasing hormone, B. Neuropeptide, C. Orexin, D. Ghrelin', 'role': 'user'}, {'content': "Answer: A \nExplanation: There are 6 established hypothalamic releasing and inhibiting hormones : coicotropin-releasing hormone (CRH) thyrotropin-releasing hormone (TRH) Growth hormone-releasing hormone (GRH) Growth hormone inhibiting hormone (GIH) luteinizing hormone-releasing hormone (LHRH) Prolactin inhibiting hormone(PIH). Ref: Ganong's Review of Medical Physiology 26th edition pg no:703", 'role': 'assistant'}]