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: Symptoms, diagnosis and treatment. Myasthenia gravis is a rare and chronic condition causing muscles to tire and get weaker easily. Myasthenia gravis often affects muscles of the eyes and eyelids, the face and those used for chewing and speech.