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.
The main functions of the vitreous are to transmit light to the retina, and to exert enough pressure to keep the retinal layers tightly pressed together. This pressure helps maintain the round shape of the eye so the lens can focus sharp images on the retina. The vitreous is very different from the aqueous humor.