Regions affected by water retention. In most cases of Kidney Failure, impaired kidneys fail to do their basic work including removing extra fluid and keeping useful nutrition in the body. Then, excessive amount of fluid may accumulate in legs, feet, ankles, around eyelids, hands, abdomen, lung, etc.
, X-rays X-rays: High frequency electromagnetic radiation, used for medical imaging. , most of the ultraviolet and some of the infrared [infrared radiation: Electromagnetic radiation emitted from a hot object. ] are absorbed by the atmosphere and do not reach the Earthâs surface.ight, some infrared, some ultraviolet ultraviolet radiation: Electromagnetic radiation with a frequency between that of visible light and X-rays. , and microwaves microwaves: Electromagnetic radiation with a frequency between that of visible light and radio waves.
The ozone layer protects us against harmful solar ultraviolet radiation. Ozone in the stratosphere absorbs some of the Sunâs biologically harmful ultraviolet radiation. Most of the short-wave radiation (so-called UV-B) is absorbed by the ozone layer, whereas long-wave UV (so-called UV-A) passes through the ozone layer and reaches the ground.