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Med Term Chpt 5
Nervous System/Neurology and Psychiatry
| Term | Definition |
|---|---|
| meninges | protective membranes |
| dura | outermost meningeal layer |
| cerebrum | largest part of the brain-sectioned into lobes-left and right hemispheres |
| cerebellum | underneath the cerebrum-controls things like coordination of movements |
| cerebr/o, encephal/o | brain |
| cerebell/o | cerebellum (section of the brain that is located below the cerebrum |
| lob/o | lobe |
| cephalo/o | head |
| microcephaly | abnormally small head |
| macrocephaly | abnormally large head |
| crani/o | skull |
| craniomalacia | softening of the skull |
| mening/o, meningi/o | meninges |
| dur/o | dura |
| epidural | pertaining to above the dura |
| subdural hematoma | collection of blood in the space below the dura |
| neur/o | nerve |
| neuralgia | nerve pain |
| gangli/o | nerve bundle |
| ganglion | pertaining to a nerve bundle |
| myel/o | spinal cord, bone marrow |
| myelitis | inflammation of the spinal cord |
| myelodysplasia | defective formation of the spinal cord |
| psyche | how we react or behave |
| esthesi/o | feeling or sensatoin |
| anesthesia | lack of sensation |
| hyperesthesia | increased sensitivity to stimuli |
| phas/o | speech |
| aphasia | lack of speech |
| phren/o, psych/o | mind |
| phrenetic | pertaining to the mind |
| psychology | study of the mind |
| somn/o, somn/i, hypn/o | sleep |
| somnography | process of recording sleep |
| insomnia | inability to sleep |
| hypnosis | condition of sleep |
| gnosi/o | knowledge |
| agnosia | lack of knowledge |
| diagnosis | what the health care profession thinks a patient has |
| prognosis | chances of things getting better or worse |
| -mania | desire |
| pyromania | desire to set fire |
| kleptomania | desire to steal |
| -phobia | excessive fear or sensitivity |
| hydophobia | fear of water |
| -paresis | slight or partial paralysis |
| hemiparesis/monoparesis | slight paralysis on one side of the body (left or right)/partial paralysis in one limb |
| ton/o | muscle tone, tension, pressure |
| dystonia | abnormal tone |
| tonograph | machine that records muscle tone |
| tax/o | arrangement, order, coordination |
| ataxia | absence of movement |
| hypotaxia | reduced movement |
| -plegia | paralysis |
| -asthenia | weakness |
| myasthenia | weakness of muscles |
| phonasthenia | weakness of the voice |
| depression | persistent feeling of sadness |
| anxiety | feeling upset, frustrated or nervous |
| manias | exaggerated obssesions |
| delirium | sudden state of confusion |
| dementia | persistent state of confusion |
| catatonia | reduced muscle tone |
| dystonia | involuntary muscle movements |
| dyslexia | difficulty reading |
| myoclonus | muscle twitching |
| myospasm | involuntary muscle contraction |
| neurasthenia | nerve weakness |
| somnambulism | sleep walking |
| syncope | fainting, losing consciousness due to temporary loss of blood flow to the brain |
| cephalalgia/cephalodynia | head pain |
| encephalalgia | brain pain |
| dysesthesia | bad feeling |
| hyperesthesia | increased sensation |
| paresthesia | abnormal sensation (tingling) |
| pseudesthesia | false sensation |
| causalgia | burning pain |
| acrophobia | fear of heights |
| agoraphobia | fear of outdoor spaces |
| hydrophobia | fear of water |
| photophobia | fear of light (excessive sensitivity to light), |
| lumbar puncture (LP) | removal of cerebrospinal fluid from lumbar |
| echoencephalography | examination of the brain using sound waves |
| cerebral atrophy | wasting away of brain tissue |
| encephalocele | hernia of the brain |
| meningocele | herniation of the meninges |
| myelocele | herniation of the spinal cord |
| myelomeningocele | herniation of the spinal cord and meninges |
| prosopagnosia | inability to recognize faces |
| afferent nerve | sensory nerve, goes from periphery to central nervous system, |
| efferent nerve | motor nerve, goes from central nervous system to periphery |
| preictal | time before the seizure |
| interictal | time during the seizure |
| postictal | time after the seizure |
| idiopathic | of unknown origin |
| anorexia | refusal to eat |
| bulimia | behavior characterized by overeating followed by forced vomiting |
| schizoprenia | mental illness characterized by delusions, hallucinations and disordered speech |
| autism | condition in which there is a withdrawal from communication with others, focused on self |
| narcolepsy | disease (sudden uncontrolled sleepiness) |
| hypnotic | aids in producing sleep |
| chemotherapy | treatment with chemicals |