click below
click below
Normal Size Small Size show me how
Neuromuscular
Upper & Lower Motor Neurons (PTA Scorebuilders - Irongirl)
Question | Answer |
---|---|
Lesion found in descending motor tract within the cerebral motor cortex, internal capsule, brainstem or SC. Damaged tracts are in the lateral white column | Upper Motor Neurons |
Lesion affects nerves or their axons at or below the level of brainstem. | Lower Motor Neurons |
Weakness of involved muscles, hypertonicity, hyperreflexia, mild disuse atrophy, and abnormal reflexes. | Symptoms - Upper Motor Neurons |
Flaccidity or weakness of the involved muscles, decreased tone, fasciculations, muscle atrophy, and decreased or absent reflexes. | Symptoms - Lower Motor Neurons |