flaccid dysarthria (LMN)
damage may be caused by infections, tumors, trauma, stroke, myasthenia gravis. Lesion in cranial/spinal nerve, ant horn of spinal cord, or cranila nerve axons in brainstem (hypotonia, flaccid paralysis, atrophy, fibrillations & fasciculations, hypo/areflexia. General characteristics- hypotonicity, hyporeflexia, weak muscles/muscle atrophy, fasciculations (tiny spontaneous muscle contractions). Speech characteristics- breathy, audible inhalation, hypernasal w/nasal emission, imprecise artic w/plosives & fricatives.