Medical laboratory technologists conduct experiments and analyses of medical specimens and samples.
Medical laboratory technicians conduct supervised routine tests and maintain medical laboratory equipment. Pathologists' assistants assist at autopsies and examinations of surgical specimens and perform autopsies under supervision. Clinical perfusionists operate and monitor circulation and other technical devices during open-heart surgery. Dietary technicians assist food service professionals. Prosthetists and orthotists design, build, fit and repair artificial limbs, braces and other prosthetics and orthotics.