This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology metabolism, Subject name: Physiology
Which of the following is an amide hormone? 
Select and explain. 
A. Thyroid releasing hormone, B. Melanocyte stimulating hormone, C. ACTH, D. TSH
A: Thyroid releasing hormone
Answer: A: Thyroid releasing hormone 
Explanation: Ans. is 'a' i.e., Thyroid releasing hormone Thyroid Releasing Hormoneo It is the hormone secreted by the nerve endings in the median eminence of hypothalamus,o It is the n transported to anterior pitutary by hypothalamohypophyseal portal system.o Thyroid releasing hormone in the pure form is a tripeptide amide - Pyroglutamvlhisdidynylproline amide.