<prompt> Appetite is stimulated by all exceptAgouti related peptideMelanocyte concentrating hormoneMelanocyte stimulating hormoneNeuropeptide Y  <response>: Ans. is c i.e. Melanocyte stimulating hormone ar Melanocyte stimulating hormone a-MSH depresses appetite by acting centrally on satiety centre.Neurotransmitters Hormones that influence feeding and satiety centres in the hypothalamusIncrease Feeding OrexigenicDecrease Feeding AnorexigenicNeuropeptide Y NPYAgouti-related protein AGRP Melanin-concentrating hormone MCH Orexins A and B Endorphins Galanin GALAmino acids glutamate and y-aminobutyric acidCortisolGhrelinGrowth hormone releasing hormone GHRHa-Melanocyte-stimulating hormone a-MSHLeptinSerotoninNorepinephrineCorticotropin-releasing hormone CRHInsulinCholecystokinin CCKGlucagon-like peptide GLPCocaine- and amphetamine-regulated transcript CART Peptide YY PYYBombesinCCK PYY are mentioned as orexigenic in Harrison 17e, p 464 but in Ganong Guyton these are mentioned under anorexigenic peptides. 