This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General physiology, Subject name: Physiology
From the sweat gland secretions along with acetylcholine what is released 
Select and explain. 
A. Neuro peptide Y, B. Enkephalin, C. Vaso active intestinal peptide, D. Substance P
C: Vaso active intestinal peptide
Answer: C: Vaso active intestinal peptide 
Explanation: Sweat is secreted from sweat glands It lowers body temperature and helps in excretion of urea ,salts ,sugar and ammonia Ref:Guyton and Hall textbook of medical physiology 12th edition,page number: 858