Corn tortillas can be a giant pain to work with though -- if you use them straight from the bag, they crack and fall apart. Some people microwave them to soften them, but I think the most traditional way of softening corn tortillas is by frying them in a bit of oil for a few seconds.
Definition of SCLERA. : the dense fibrous opaque white outer coat enclosing the eyeball except the part covered by the cornea â see eye illustration. â sclerÂ·al \-Él\ adjective. See sclera defined for kids. ADVERTISEMENT.
The sclera is composed primarily of connective tissue, with a high collagen content that provides strength. The outermost layers of the anterior portion of the sclera are softer and contain more blood vessels; this region is known as the .