Pyrexia is triggered by the hypothalamus, a small gland located in the brain and the body's internal thermostat that is activated by pyrogens in the bloodstream. Pyrogens are released into the bloodstream from injured body tissues or from the presence of disease cuasing microorganisms.
The refresh rate your screen is running at will be listed in a little window within a drop down list eg, 60 Hertz, 70 Hertz, 72 Hertz and on uop depending on what your monitor can handle.
When watching TV the picture you see is actually a series of images shown at high speed to create a continuous moving image. Just like a flipbook or film reel. The processing rate â aka the refresh rate â tells you how fast the images are flashing up on the screen.