Employee exposure to bloodborne pathogens from blood and Other Potentially Infectious Materials (OPIM) because employees are not using Universal Precautions. 1  Bloodborne pathogens are pathogenic microorganisms that are present in human blood and can cause disease in humans.
atonality. n. 1. (Music, other) absence of or disregard for an established musical key in a composition. 2. (Music, other) the principles of composition embodying this and providing a radical alternative to the diatonic system.
1 Atrial fibrillation or AFib is an abnormality in the heart rhythm which involves irregular and often rapid beating of the heart.  Leukemia is a type of cancer of the blood cells in which the growth and development of the blood cells are abnormal.