1mass noun Sweets; confectionery. as modifier âa candy barâ. count noun âpink and yellow candiesâ. âUnlike refined sugars found in candy and desserts, these simple sugars bring energy in a nutritious way.â. âSimple sugars such as candy and sodas will give you a quick energy high and then drop you flat in mood and strength.â. âI answer through a mouthful of chocolate candies.â.
Positrons are the same in the sense that they don't penetrate far into the skin, but when they collide with a particle in your body, gamma rays are generated by matter-antimatter annihilation. And gamma rays are very bad for you, indeed, as they have both high energy and can easily pass through your tissues.
Positron emission tomographyâcomputed tomography is a nuclear medicine technique which combines, in a single gantry, a positron emission tomography scanner and an x-ray computed tomography scanner, to acquire sequential images from both devices in the same session, which are combined into a single superposed image. Thus, functional imaging obtained by PET, which depicts the spatial distribution of metabolic or biochemical activity in the body can be more precisely aligned or correlated ...