Quick Answer. Calcium is a crucial part of muscle contraction. The ionic element is released from muscles during contraction and relaxation. The release of calcium helps propagate the muscle contraction and relaxation stages.
dry skin. Also found in: Dictionary, Thesaurus, Wikipedia. Related to dry skin: eczema. dry skin. epidermis that lacks moisture or sebum, often characterized by a pattern of fine lines, scaling, and itching. Causes include too frequent bathing, low humidity, and decreased production of sebum in aging skin. Treatment includes decreased frequency of bathing, increased humidity, bath oils, emollients such as lanolin and glycerin, and hydrophilic ointments. Also called xerosis [zÄrÅâ²sis] .
The following updated definition was produced: Dry eye is a multifactorial disease of the tears and ocular surface that results in. symptoms of discomfort, visual disturbance, and tear film instability with potential. damage to the ocular surface. It is accompanied by increased osmolarity of the tear. film and inflammation of the ocular surface.