Term
| radicul/o, radic/o, rhiz/o |
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Definition
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Term
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Definition
| saclike hernial protrusion |
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Term
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Definition
| congenital defect of the vertebral arch |
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Term
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Definition
| enlarged head due to accumulation of CSF in ventricles |
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Term
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Definition
| infectious disorder affecting the peripheral nerves |
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Term
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Definition
| abnormal sensitivity to touch stimuli |
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Term
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Definition
| may follow acute viral infection and is characterized by acute encephalopathy combined with fatty infiltration of internal organs. Encephalopathy is any abnormal condition affecting the structure or function of brain tissues |
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Term
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Definition
| inability to say words properly |
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Term
Transient Ischemic Attack
TIA |
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Definition
| Gradual occlusion of a blood vessel may be signaled by the occurrence of temporary neurologic disturbances known as a transient ischemic attack (TIA). This differs slightly from a stroke in that its symptoms are temporary (transient), usually resulting in complete recovery. |
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Term
Cerebrovascular accident
Stroke |
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Definition
| interruption of blood supply in the brain due to clot |
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Term
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Definition
| involves the movement of a clot from a site outside the brain, through the bloodstream, to the neurovasculature |
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Term
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Definition
| A sac filled with fluid or clotted blood formed by the dilation of a weakened wall of an artery, a vein, or the heart |
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Term
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Definition
| paralysis on one side of body |
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Term
| quadriplegia, tetraplegia |
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Definition
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Term
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Definition
| degrees of speech impairment |
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Term
| Amyotrophic lateral sclerosis ALS |
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Definition
| degeneration and scarring of the motor neurons along the lateral columns of the spinal cord |
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Term
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Definition
| progressive disorder in which there is destruction of the myelin sheath, a fatty coating that surrounds neurons in the brain and spinal cord |
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Term
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Definition
| genetically transmitted degenerative disorder caused by a deficiency in specific neurotransmitters produced in the midbrain |
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Term
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Definition
| disorder of movement or muscle control |
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Term
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Definition
| paralysis of the seventh cranial nerve, a nerve responsible for facial movement and the sensation of taste. The paralysis, which is usually unilateral, may be caused by trauma to the nerve, compression of the nerve by a tumor, or infection |
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Term
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Definition
| pathologic process involves loss of neurons in the midbrain and inadequate production of the neurochemical dopamine. Dopamine has an inhibitory effect on movement, and its depletion results in the symptoms associated with Parkinson disease, the most well-known of which is resting tremor |
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Term
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Definition
| group of disorders, all of which involve an abnormal discharge of electrical activity from the nerve cells of the cerebrum. Sudden uncontrolled bursts of electrical activity from the neurons of the brain characterize a seizure |
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Term
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Definition
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Term
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Definition
| emotional disorder characterized by anxiety and ineffective coping ability |
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Term
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Definition
| severe mental disturbance in which the ability to recognize reality and to interact with one's surroundings is defective or lost |
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Term
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Definition
| branch of medicine that seeks to understand and describe human behavior and treat impaired mental and or emotional functioning |
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Term
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Definition
| specialist of study of mental processes and behavior, not a medical degree |
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Term
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Definition
| involves the development of symptoms of anxiety and avoidance following a traumatic event |
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Term
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Definition
| characterized by mood disturbances, language and communication disturbances, distorted sense of self and relationship to the external world, disorganized and fragmented thinking, and gross distortion of reality, including hallucinations, delusions, and loosening of associations |
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Term
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Definition
| progressive mental disorder characterized by a general loss of cognitive abilities, including impairment of memory, personality disintegration, confusion, and disorientation |
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Term
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Definition
| condition of confused, unfocused, irrational agitation |
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Term
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Definition
| progressive, degenerative form of dementia that is characterized by a gradual loss of cognitive ability |
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Term
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Definition
| symptoms suggest physical illness or disease, but no organic cause can be found. Examples include conversion disorder and hypochondriasis |
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Term
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Definition
| use of contrast dye to visualize the brain's vascular system radiographically |
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Term
Positron emission tomography
PET |
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Definition
| nuclear medicine imaging technique that uses a radioactive substance to produce sectional images of the brain to examine chemical activity and blood flow within the brain |
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Term
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Definition
| use of an instrument that helps to target the precise location of a tumor and then delivers a focused beam of radiation to destroy the abnormal growth |
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