Multidimensional Contingencies Theory

The following post has two assignments namely;

1.Multidimensional Contingencies Theory

Briefly define both contingency theory and social exchange theory, and how each concisely delineates the “multidimensional contingencies” found in the various venues of a nonprofit organization.

2.Principles and applications of imaging science

Using 2 of the 3 given modalities: Compare and contrast the scientific principles including possible biological risks and hazards when using computed tomography (CT), magnetic resonance imaging (MRI) and radionuclide imaging (RNI) to image a pregnant female, in her first trimester presenting with a pulmonary embolus. You should focus on the science of imaging and should NOT discuss radiographic technique. Consider how the science of the available imaging modalities enables these to show the relevant body tissues.