Related by context. Frequent words. (Click for all words.) 63 parasympathetic 55 autonomic nervous system 49 sensory nerves 49 serotonergic 49 dopaminergic 48 cholinergic 48 homeostatic 47 neuroendocrine 47 endocannabinoid system 47 neural mechanisms 47 vasoconstriction 47 hypothalamic 46 limbic 46 tumor vasculature 46 sodium ions 46 excitatory 45 overactive immune 45 physiologic 45 cellular pathways 44 subthalamic nucleus 44 microflora 44 glutamate receptors 44 vasopressin 44 external stimuli 44 opioid receptors 44 Wnt signaling 44 fibrotic 44 endocrine 43 DISC1 43 neuronal activity 43 nutrient absorption 43 efflux 43 Wnt pathway 43 sensory organs 42 humoral 42 sensory input 42 overactivity 42 sensory stimuli 42 sensory neurons 42 serotonin receptors 42 digestive 42 dopamine receptors 42 NMDA receptor 42 neural circuitry 42 diagnostically 42 catecholamines 42 myocardium 41 neovascularization 41 physiological 41 inflammatory mediators 41 neurochemistry 41 inhibitory 41 midbrain 41 circulatory system 41 Nerve cells 41 metabolic 41 Th2 40 secretory 40 vestibular 40 FGF# 40 neural circuits 40 skeletal muscles 40 contractile 40 circulatory 40 catabolic 40 metabolic processes 40 cytotoxic agents 39 Nrf2 39 astrocyte 39 muscle contractions 39 TRPA1 39 lymphatic 39 sympathetic 39 forebrain 39 symptomatology 39 dopamine receptor 39 limbic system 39 gut flora 39 gastrointestinal tract 39 hormonal 39 biochemical processes 39 anatomical structures 39 nerve impulses 38 photoreceptor cells 38 vasodilation 38 imprinted genes 38 cellular metabolism 38 trigeminal nerve 38 emotional arousal 38 polarity 38 impulses 38 phagocytosis 38 gastrointestinal GI tract 38 lymphatic drainage 38 electrical impulses 37 spinal nerves 37 electrical currents 37 noradrenaline 37 digestion 37 stimuli 37 glomeruli