Related by context. Frequent words. (Click for all words.) 61 Ghrelin 59 sensory nerves 58 hormone insulin 58 nutrient absorption 58 hormone cortisol 58 digestive juices 57 satiation 56 dietary fats 56 skeletal muscles 56 acidosis 56 bile acids 56 nerve impulses 56 neuronal activity 56 homeostatic 55 neural tissue 55 stomach acids 55 endocannabinoids 55 satiety 55 chemical messengers 54 neurotransmitter dopamine 54 ghrelin 54 oxygenated blood 54 chemical dopamine 54 hormone leptin 54 metabolism 53 ketosis 53 noradrenaline 53 hypothalamus 53 neuropeptides 53 electrical pulses 53 NPY 53 electrical impulses 53 vasodilation 53 hypothalamic 53 neurotransmitter serotonin 53 researchers hypothesize 53 trigeminal nerve 53 catecholamines 53 autonomic nervous system 53 nutrients 52 sensory input 52 sensory organs 52 dopamine 52 cannabinoid receptors 52 citrulline 52 muscle contractions 52 external stimuli 52 salivation 52 cellular metabolism 52 leucine 52 glutamate 52 metabolic processes 52 gastric emptying 52 digestive tracts 52 metabolise 51 metabolically active 51 signaling molecules 51 gut flora 51 overeating 51 PrP 51 innate immune response 51 digestive enzymes 51 atherosclerotic plaques 51 reproductive hormones 51 insulin hormone 51 chemical serotonin 51 sensory neurons 51 dopamine receptors 51 leptin 51 stress hormones 51 dopamine neurons 50 midbrain 50 neurotransmitters 50 vagus nerve 50 forebrain 50 sodium ions 50 lower esophageal sphincter 50 overeat 50 arachidonic acid 50 endocytosis 50 neurotransmitter 50 neurones 50 salivary glands 50 metabolic 50 macrophage 50 sebaceous glands 50 thyroid hormones 50 thyroid glands 50 absorb nutrients 50 orexin 50 lysosomes 50 stromal cells 50 adiponectin 50 metabolic abnormalities 50 Fructose 50 gastric acid 50 calcium 50 protein 50 nutritional deficiency 50 urate 50 adrenal glands