Hair is composed mainly of the protein keratin, with an inner layer containing melanin that gives our hair its natural colour. An outer layer, called the cuticle, protects the hair. Average rate of hair growth is 1cm a month. Speed of hair growth depends on genetics, age and hormone levels.
Ctrl+Alt+Down Arrow = Turns screen upside-down. Ctrl+Alt+Up Arrow = Turns screen rightside-up. Ctrl+Alt+Right Arrow = Turn screen once, clockwise. Ctrl+Alt+Left Arrow = Turns screen once, counter-clockwise.
Whether your desk has a sliding keyboard tray or not shouldn't be much of a problem, as you have both an adjustable seat (right?) that can put the keyboard and you can adjust your monitors in a myriad of ways (see below). If you do have a keyboard tray, make sure your mouse is on the tray with it, not on the desk itself. You want your keyboard and mouse to be at the height where using them causes your elbows to be bent at or near a 90 degree angle, so you aren't bending your wrists to type.