| A | B |
| agoraphobia | irrational fear of open spaces |
| akinesia | complete or partial loss of muscle movement |
| anesthesia | partial or complete loss of sensation |
| aphagia | inability or refusal to swallow |
| aphasia | absence or impairment of speech |
| cephalalgia | headache |
| cerebral contusion | bruising of brain tissue |
| craniocele | protrusion of the brain through the skull |
| diplegia | paralysis affecting like parts on both sides of the body |
| diplopia | double vision |
| dysphasia | speech impairment caused by a lesion in the brain |
| encephalitis | inflammation of the brain |
| encephalocele | protrusion of the brain through the skull |
| encephalomalacia | softening of the brain |
| encephalopathy | any disease of the brain |
| hemiplegia | paralysis of one side of the body |
| hydrocephalus | abnormal accumulation of cerebrospinal fluid within the skull |
| hyperkinesia | abnormal activity or motor function |
| meningitis | inflammation of the meninges |
| meningocele | herniation of the meninges |
| myelitis | inflammation of the bone marrow or inflammation of the spinal cord |
| narcolepsy | uncontrollable sleep attacks |
| neuralgia | pain along the course of a nerve |
| neuritis | inflammation of a nerve |
| neuropathy | any disease of the nerves |
| neurorrhaphy | suturing of a cut nerve |
| psychosis | major mental disorder characterized by personality and reality impairment |
| somatic nervous system | part of the nervous system related to voluntary movement |