Related by context. Frequent words. (Click for all words.) 63 sensory 59 nerve impulses 59 brainstem 59 auditory 58 visual cortex 57 neural 57 visual cues 56 cortex 56 neural pathways 55 electrical stimulation 55 perceptual 54 stimuli 54 temporal lobe 54 electrical impulses 54 neurons 53 cerebellum 53 vestibular 53 brain circuitry 53 neural networks 53 circuitry 52 muscle contractions 52 nonverbal 52 frontal cortex 51 dopamine 51 neuron 51 brain 51 thalamus 51 neurones 50 electrical pulses 50 spatial 50 cochlea 50 motor cortex 50 synapse 50 cortical 50 basal ganglia 50 autonomic nervous system 50 prefrontal cortex 50 glutamate 49 cerebral cortex 49 cognition 49 inhibitory 49 synapses 49 synaptic 49 stimulation 49 nerve endings 49 facial expressions 49 peripheral vision 49 cognitive 49 Neurons 48 neurotransmitters 48 physiological 48 brainwaves 48 circadian rhythms 48 multisensory 47 physiologic 47 echolocation 47 serotonin 47 subconscious mind 47 neurotransmitter 47 vocalization 47 neuronal 47 plasticity 47 olfactory 47 nerve cells 47 fMRI 47 vibrational 47 senses 47 striatum 46 amygdala 46 sweat glands 46 vocalizations 46 synchrony 46 endorphin 46 hypothalamus 46 acetylcholine 46 amplitude 46 neuromuscular 46 frontal lobe 46 leptin 45 circadian clock 45 facial muscles 45 circadian 45 hippocampus 45 cognitive functions 45 sensory overload 45 photoreceptors 45 excitation 45 BDNF 45 photons 45 signaling molecules 45 temporal 45 arousal 45 mutant mice 45 vagus nerve 44 electrodes 44 Sensory 44 lactate 44 norepinephrine 44 retinal cells 44 cortisol 44 facial expression