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M6 Nuero Vocab
Ch. 54 Key Terms
Question | Answer |
---|---|
Inability to recognize familiar objects or people through sensory stimuli; results from organic brain damage. | agnosia |
Localized dilation of the wall of a blood vessel, usually caused by atherosclerosis, hypertension, and less commonly by a congenital weakness in a vessel wall. | aneurysm |
Abnormal neurologic condition in which language function is defective or absent because of an injury to certain areas of the cerebral cortex. | aphasia |
Abnormal condition characterized by impaired ability to coordinate movement. | ataxia |
Sensation, os of light or warmth, that may precede the onset of a migraine or an epileptic seizure. An epileptic aura may be psychic, or it may be sensory with olfactory, visual, auditory, or taste hallucinations. | aura |
An abnormal condition characterized by slowness of voluntary movements of speech. | bradykinesia |
Involves placing an electrode in ether the thalamus, globus pallidus, or subthalamic nucleus and connecting it to a generator placed in the upper chest (like a pacemaker). | deep brain stimulation (DBS) |
Double vision. | diplopia |
Difficult, poorly articulated speech resulting from interference in the control over the muscles of speech. | dysarthria |
Difficulty swallowing. | dysphagia |
Weak, soft, and flabby; lacking normal muscle tone. | flaccid |
Quick, practical, standardized system for assessing the degree of conscious impairment in the critically ill; also used for predicting the duration and ultimate outcome of coma, primarily in patients with head injuries. | Glasgow coma scale |
Generalized impairment of intellect, awareness, and judgment. | global cognitive dysfunction |
Disease is acute/deadly form of polyneuritis. Results in widespread inflammation and demyelination of the peripheral nervous system. | Gullain-Barré syndrome (GBS), acute inflammatory polyradiculopaty, postinfectious polyneuritis |
Defective vision or blindness in half of the visual field. | hemianopia |
Neuro condition characterized by increased reflex reactions. | hyperreflexia |
Involuntary, rhythmic movement of the eyes. Oscillations may be horizontal, vertical, rotary, or mixed. | nystagmus |
Lesser degree of movement deficit from partial or incomplete paralysis. | paresis |
Rest period variable length after a tonicclonic seizure. | postictal period |
Stimuli regarding spatial position and muscular activity stimuli/spatial receptors. Sensation gives ability to "know objectively the sense of touch. | proprioception |
Involuntary, sudden movements or muscular contractions with increased reflexes. | spastic |
Blood vessels of the brain hemorrhage into the brain; formation of an embolus or thrombus resulting in ischemia of the brain tissues normal perfused by damaged vessels. Sequela depends of extent/location of ischemia. | stroke |
Individual is perceptually unaware of and inattentive to one side of the body. | unilateral neglect |