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Chapter 41 Neuro

Adult Health II Terminology

TermDefinition
Anosmia An inability to smell
Aphasia Defective or absent language function
Ataxia Lack of coordination
Decerebrate Posturing The neck is extended, jaw clenched, arms pronated, extended, and close to the sides; legs extended straight out and feet plantar flexed.
Decerebrate Posturing Occurs with problems or lesions on midbrain, pons, or diencephalon.
Decorticate Posturing The upper arms are close to the sides, the elbows, wrists, and fingers are flexed; legs extended with internal rotation, feet plantar flexed.
Decorticate Posturing Occurs with problems or lesions on the corticospinal tracts or cerebral hemisphere.
Diaphoresis Excessive sweating
Dysarthria Difficulty speaking
Dysphagia Difficulty swollowing
Dysphonia Changes in tone of voice
Fasciculations Twitches (irregular movements)
Flaccidity Decrease in muscle tone
Kinesthesia Sense of position
Nystagmus Involuntary eye movement (may be seen in strokes)
Ptosis Drooping eyelids
Spasticity Muscle tone is increasing
Tremors Rhythmic movement
Created by: sogle001