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] .
Noun. 1. dermatitis-inflammation of the skin; skin becomes itchy and may develop blisters. actinic dermatitis-dermatitis caused exposure to sunlight. atopic dermatitis, atopic eczema-a severe form of dermatitis characterized by atopy.contact dermatitis-a delayed type of allergic reaction of the skin resulting from skin contact with a specific allergen (such as poison ivy).ctinic dermatitis-dermatitis caused exposure to sunlight. atopic dermatitis, atopic eczema-a severe form of dermatitis characterized by atopy. contact dermatitis-a delayed type of allergic reaction of the skin resulting from skin contact with a specific allergen (such as poison ivy).