Delay is an audio effect which records an input signal to an audio storage medium, and then plays it back after a period of time. The delayed signal may either be played back multiple times, or played back into the recording again, to create the sound of a repeating, decaying echo.
Volumetric Arc Therapy. VMAT: RapidArcÂ®. Volumetric Arc Therapy (VMAT) or RapidArcÂ® Radiotherapy Technology is an advanced form of IMRT that delivers a precisely-sculpted 3D dose distribution with a 360-degree rotation of the gantry in a single or multi-arc treatment.
V/Q mismatch means that in some areas of the lungs, the alveoli and capillaries don't line up or there is dead space. This can mean that in some areas of the lung, there are more capillaries than alveoli, in other words areas in the lungs that are better perfused by blood than ventilated.