Prices start at about $300-$800 for a basic 5'-6' wide sliding glass door, or $700-$1,100 or more for a standard 8' wide door, typically with an aluminum or vinyl frame and options like a screen door or built-in blinds (between the panes of glass).
When is mucus membrane is attacked it leads to inflammation of stomach called Gastritis or Ulcer. The mucus membrane which are present in the eyes are Conjunctiva membrane which covers the white part of the eye. This membrane helps in the lubrication of eyes, prevents dryness in the eyes and helps in the tear formation.
A purpose of the eyelids that you might not think of is that they help keep the surface of the eye moist by spreading tears and other natural secretions. Tears & Secretions. There's a clear, moist membrane that lines the inner surface of your eyelids and the outer surface of the eyeball called the conjunctiva. This delicate membrane secretes mucus, which helps keep your eye moist. Keeping the eye moist is an important job, but because the conjunctiva is a continual membrane, it serves another interesting purpose.