Eyelid Retraction. The normal resting position of the upper lid is 2 mm below the junction of the superior cornea with the sclera, and that of the lower lid is at the junction of the inferior cornea with the sclera (Figure 1) .
Definition of quarter. 1  1 : one of four equal parts into which something is divisible : a fourth part in the top quarter of his class. 2  2 : any of various units of capacity or weight equal to or derived from one fourth of some larger unit. 3  3 : any of various units of length or area equal to one fourth of some larger unit.
1. (Mathematics) one of four equal or nearly equal parts of an object, quantity, amount, etc. 2. (Mathematics) Also called: fourth the fraction equal to one divided by four () 3. (Currencies) US and Canadian a quarter of a dollar; 25-cent piece.