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.
Atrial tachycardia (AT), by definition a type of supraventricular tachycardia (SVT), originates from a âfocusâ in either of the two top atrial chambers with a heart rate of > 100 beats per minute. Atrial tachycardia occurs when a portion of the atrial tissue speeds up and overtakes the normal sinus node as the pacemaker site of the heart.