A Black. Man, a Moor, John Hanson was the First Black President of the United States! 1781-1782 A.D. George Washington was not the first President of the United States. In fact, the first President of the United States was one John Hanson.
OD is an abbreviation for the Latin oculus dexter, meaning right eye. OS is an abbreviation for the Latin oculus sinister, meaning left eye. The first number after the determination of which eye is the sphere. A negative number indicates myopia. A positive number indicates hyperopia.
The eye is the organ of sight. Eye pain can be cause by conditions involving the eyeball (orbit) or be caused by conditions of structures around the eye.The eye has a number of components. These components include but are not limited to the cornea, iris, pupil, lens, retina, macula, optic nerve, choroid and vitreous.he eye is the organ of sight. Eye pain can be cause by conditions involving the eyeball (orbit) or be caused by conditions of structures around the eye.