Pathomorphology is characterized by which of the following?

Pathomorphology is the study of changes in the structure and form of tissues and organs associated with disease. It is characterized by continual malfunction and alterations at the cellular level, specifically looking at how diseases impact the typical architecture and functionality of cells. This encompasses cellular adaptations, injuries, and abnormalities that arise in response to pathological conditions.

The other options do not align with the definition of pathomorphology. Normal physiological functioning is indicative of health and the absence of disease, which does not relate to the pathological changes studied in pathomorphology. A healthy state with no disease similarly reflects the absence of any noteworthy changes in tissue structure or function. Finally, a temporary change in body tissues suggests a reversible process, which does not capture the essence of pathomorphological studies focused on lasting changes associated with diseases. Therefore, the emphasis on ongoing malfunctions and cellular changes is what makes the correct answer accurate in the context of pathomorphology.