Sometimes, dyspepsia is a more sudden, noticeable (acute) sensation. Depending on the cause of the dyspepsia, people may have other symptoms such as a poor appetite, nausea, constipation, diarrhea, flatulence, and belching. For some people, eating makes symptoms worse. For others, eating relieves symptoms.
An X-ray machine is essentially a camera. Instead of visible light, however, it uses X-rays to expose the film. X-rays are like light in that they are electromagnetic waves, but they are more energetic so they can penetrate many materials to varying degrees.
Answer-- How X-Rays Work X-rays were found to be able to penetrate through materials of light atoms like flesh. The heavier atoms like metal absorb them.A beam of high energy electrons crashes into a metal target and x-rays are produced.nswer-- How X-Rays Work X-rays were found to be able to penetrate through materials of light atoms like flesh. The heavier atoms like metal absorb them.