[Solved] Why do Late Glacial and Early Holocene subsistence practices differ from that of previous Paleolithic groups. Routine Tests: Standard medical tests performed during a physical examination or check-up to monitor and maintain overall health and detect any possible diseases or conditions early. Optical Microscope: A type of microscope that uses visible light and a system of lenses to magnify objects, allowing for the observation of small details not visible to the naked eye. Illuminating: Providing light to an area or making something clearer and more understandable. Iris: The colored part of the eye, made of muscular tissue that contracts and relaxes, altering the size of the pupil.