A molecular system is provided for electric field activated switches, such as a crossed-wire device or a pair of electrodes to which the molecular system is linked by linking moieties. The axle supporting member has a first sensor mounting location, and a first pressure sensor is provided for placement at the first sensor mounting location. The managing processor has an in-band link to a routing processor. Preferably the strips are layered composites having an exterior odor impervious material, a layer of encapsulated acetone or nail polish removing agent, an absorbent layer, and a peelable backing, with the strips being curved to accommodate contact with a person’s nail. As a nuclear medicine diagnostic tool in cancer it can provide rapid prognosis and extent of disease on a physiological basis rather than conventional anatomy analysis by computerized tomography or magnetic resonance imaging.