Myasthenia gravis is a muscle weakness disorder caused by too much dopamine being released by the synapse too much inactivation of acetylcholine at the synapse abnormally high levels of serotonin reuptake too much mao enzyme in the synaptic space

This is an autoimmune neuromuscular disease characterized by muscle weakness and fatigue ability Where are antibodies are directed against the muscles own acetycloine receptors that simulates this contraction.

When the ball is rising up, it gains kinetic energy. when the ball reaches the very top, it will have all potential energy, until it falls back down and gains it kinetic energy. finally when you catch the ball or it falls back down, it would have gained its potential energy back.