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.
Certain medications can exacerbate symptoms of myasthenia gravis, including: 1  Antibiotics (particularly those called aminoglycosides) 2  Narcotic drugs. 3  Penicillamine. Magnesium. 4  Anesthesia. Muscle relaxants.  Beta-blockers to treat heart arrhythmias.