Rods and cones are part of eye. They differ in following way. -Rods are very sensitive to light and can distinguish colors.cones are less sensitive to light and can distinguish color. so correct option i conclude is C.
Myasthenia Gravis: Treatments. 1  Pyridostigmine (Mestinon) is the usual first line treatment for MG. 2  Prednisone and Cyclosporine A are used for long-term immunosuppression when. 3  Further benefit is needed, and. 4  Relatively rapid onset of benefit is desired.
Myasthenia gravis is a long-term condition that typically has phases when it improves and phases when it gets worse. It usually affects most of the body, spreading from the eyes and face to other areas over weeks, months or years. But in around one in five people, only the eye muscles are affected.