View Limbus Of Eye Anatomy Gif. This arcus senilis is an opaque, grayish ring at the periphery of the cornea. The 4 rectus muscles do not insert at the same distance from the limbus;

Though the anatomical iris is round, the visible iris is slightly ovoid, with the top and bottom somewhat covered by the limbus. 'the central portion of the bulbar conjunctiva is continuous at the limbus with the anterior epithelium of the cornea.' This arcus senilis is an opaque, grayish ring at the periphery of the cornea.

Light rays pass through the.

The medial rectus inserts closest to the limbus, with the inferior rectus, lateral rectus, and superior rectus muscles progressively inserting farther away, resulting in an imaginary spiral termed the spiral of tillaux. 3 drawing of the upper half of the eye. 'the central portion of the bulbar conjunctiva is continuous at the limbus with the anterior epithelium of the cornea.' This is the junction between the cornea and the sclera.