Iris (anatomy) surface projects as the dilator muscles. The high pigment content blocks light from passing through the iris to the retina, restricting it to the pupil. The outer edge of the iris, known as the root, is attached to the sclera and the anterior ciliary body. The iris and ciliary body together are known as the anterior uvea. Just in front of the root of the iris is the region referred to as the trabecular meshwork, through which the aqueous humour constantly drains out of the eye, with the result that diseases of the iris often have important effects on intraocular
Four Letter Word (Beady Eye song) Four Letter Word (Beady Eye song) "Four Letter Word" is a single by English band Beady Eye, released on Beady Eye Records as "BEADY3". The track is also featured on their 2011 debut album "Different Gear, Still Speeding" as the opening track. The video for the song was premièred exclusively for NME and also on the band's official website on 26 December 2010, at the same time a limited edition 7" vinyl was released on 17 January 2011 on 7" vinyl backed with new track "World Outside My Room". All songs written by Liam Gallagher, Gem Archer, and Andy Bell.