| 5585826194 | afferent | sensory input neuron | | 0 |
| 5585826195 | efferent | motor output neuron | | 1 |
| 5585826196 | glial cells | remove wastes from the nervous system | | 2 |
| 5585826197 | polarized | neuron is in resting potential, Na on outside | | 3 |
| 5585826198 | depolarized | neuron is in action potential, Na on inside | | 4 |
| 5585826199 | refractory | neural resting period, absolute & relative | | 5 |
| 5585826200 | repolarizes | neuron reestablishes negative-inside/positive-outside condition | | 6 |
| 5585826201 | reuptake | neurotransmitters are reabsorbed by the presynaptic neuron | | 7 |
| 5585826202 | synaptic vesicles | contain neurotransmitters | | 8 |
| 5585826203 | Alzheimer's | believed to be caused by a lack of Acetylcholine in brain | | 9 |
| 5585826204 | Multiple Sclerosis | condition of the degeneration of the myelin sheath | | 10 |
| 5585826205 | Parkinson's | condition of the degeneration of dopamine producing neurons | | 11 |
| 5585826206 | Schizophrenia | believed to be caused by excess levels of dopamine in the brain | | 12 |
| 5585826207 | Depression | believed to be caused by imbalances of serotonin & norepinephrine | | 13 |
| 5585826208 | endorphins | chemically similar to morphine & heroine, pain-relievers | | 14 |
| 5585826209 | agonist | a drug that resembles a neurotransmitter | | 15 |
| 5585826210 | antagonist | a drug that blocks a neurotransmitter at the receptor site | | 16 |
| 5585826211 | central nervous system | made up of the brain & spinal cord | | 17 |
| 5585826212 | ventricles | four cavities in the brain | | 18 |
| 5585826213 | spinal reflexes | automatic withdrawal behaviors with no brain involvement | | 19 |
| 5585826214 | peripheral nervous system | made up of somatic & autonomic nervous systems | | 20 |
| 5585826215 | autonomic nervous system | made up of the sympathetic & parasympathetic systems | | 21 |
| 5585826216 | parasympathetic | nervous system that is calming after an emergency response | | 22 |
| 5585826217 | sympathetic | fight or flight emergency response system | | 23 |
| 5585826218 | pituitary gland | regulates activities of several other glands, growth hormones | | 24 |
| 5585826219 | pineal gland | produces melatonin | | 25 |
| 5585826220 | thyroid gland | controls metabolism | | 26 |
| 5585826221 | adrenal glands | secrete hormones involved in physical arousal to fear | | 27 |
| 5585826222 | functional plasticity | brain's ability to shift function from damaged to undamaged area of brain | | 28 |
| 5585826223 | structural plasticity | brain's ability to change in physical structure in response to learning | | 29 |
| 5585826224 | neurogenesis | the development of new neurons | | 30 |
| 5585826225 | contralateral organization | one side of the brain controls movements on other side of the body | | 31 |
| 5585826226 | medulla | controls breathing & heart rate | | 32 |
| 5585826227 | pons | "bridge", coordinates posture | | 33 |
| 5585826228 | cerebellum | "little brain", muscle tone, balance, automatic movements | | 34 |
| 5585826229 | reticular formation | nerve fibers, regulate attention, sends to higher structures of the brain | | 35 |
| 5585826230 | substantia nigra | contains dopamine-producing neurons | | 36 |
| 5585826231 | corpus callosum | connects the two cerebral hemispheres | | 37 |
| 5585826232 | temporal lobe | primary auditory cortex | | 38 |
| 5585826233 | occipital lobe | primary visual cortex | | 39 |
| 5585826234 | parietal lobe | processes somatosensory information | | 40 |
| 5585826235 | frontal lobe | largest lobe of cerebral cortex, executive functions | | 41 |
| 5585826236 | primary motor cortex | located in the frontal lobe | | 42 |
| 5585826237 | somatosensory cortex | located in the parietal lobe | | 43 |
| 5585826238 | limbic system | made up of hypothalamus, thalamus & amygdala | | 44 |
| 5585826239 | hypothalamus | regulates hunger, thirst & sleep | | 45 |
| 5585826240 | thalamus | sensory relay station | | 46 |
| 5585826241 | amygdala | involved in memory & basic emotions | | 47 |
| 5585826242 | hippocampus | involved in the formation of new memories | | 48 |
| 5585826243 | Broca's area | frontal lobe, production of speech | | 49 |
| 5585826244 | Wernicke's area | temporal lobe, comprehension of speech | | 50 |
| 5585826245 | aphasia | inability to articulate or understand speech | | 51 |
| 5585826246 | split brain operation | cuts corpus callosum to help patients with epilepsy | | 52 |
| 5585826247 | left brain functions | speech, language, arithmetic reading | | 53 |
| 5585826248 | right brain functions | geometry, face recognition, mental rotation of shapes | | 54 |