The Arkansas Railroad Museum preserves the last steam-powered locomotive built in Arkansas and includes various artifacts of Arkansasâs railroad heritage. The Pine Bluff/Jefferson County Historical Museum opened in 1980 in the restored 1907 Union Pacific train depot.
Neuromuscular transmission defects. Only myasthenia gravis will be discussed further. This disease is characterized by abnormal fatigue with exercise. Myasthenia gravis commonly affects young woman and has a predilection for ocular, facial, masticator and proximal upper extremity muscles. Typically the patients recover to some degree after rest.
Communication Breakdown: Early Defects in Sensory Synapses in Motor Neuron Disease. Feb. 9, 2011 â New research using a mouse model of the motor neuron disease spinal muscular atrophy (SMA) reveals an abnormality in the way that sensory information is relayed to motor neurons in the spinal cord. ... read more.