University of Central Florida (UCF) HSC4558 Pathophysiology II Final Practice Exam

Chronic inflammation is characterized by a prolonged inflammatory response that involves the accumulation of lymphocytes and macrophages at the site of injury. This type of inflammation often arises when the body fails to eliminate the initial cause of cell injury, leading to a persistent state of inflammation.

In chronic inflammation, lymphocytes infiltrate the affected tissue, which can lead to tissue damage, fibrosis, and changes in the immune response. This process can be associated with various chronic conditions such as autoimmune diseases, persistent infections, and prolonged exposure to irritants.

In contrast, acute inflammation generally involves a rapid onset and is characterized by the influx of neutrophils, which are the primary responders to acute injury. Exudative inflammation refers to a form of inflammation where fluid, proteins, and blood cells leak into tissues, often associated with acute inflammatory responses. Serous inflammation is characterized by the production of a clear fluid exudate, which is also typically a feature of acute rather than chronic conditions.

The presence of lymphocytic infiltration specifically points towards a chronic inflammatory process, reinforcing that option as the correct answer.