1a : the act or action of grasping with the intellect : understanding children who have difficulty with comprehension of spoken language What the artist actually needs is comprehension of his aims and ideals by men he respects â¦ â H. L. Menckenb : knowledge gained by comprehending tests that measure the students' comprehension in math She carried on ...
The inflammatory response (inflammation) occurs when tissues are injured by bacteria, trauma, toxins, heat, or any other cause. The damaged cells release chemicals including histamine, bradykinin, and prostaglandins. These chemicals cause blood vessels to leak fluid into the tissues, causing swelling.
1 The first phase of disease, during the first 6 months after a person becomes infected, is called acute hepatitis B infection. 2  During this phase, many people show no symptoms at all. 3  Among those who do have symptoms, the illness is usually mild and most people don't recognize that they have liver disease.uring the acute phase (first 6 months after infection) most persons have no symptoms or might experience a mild illness. Symptoms of acute HBV infection, when present, may include: 1  Jaundice (yellowing of the skin and eyes). 2  Dark-colored urine, light-colored stools. 3  Fatigue. 4  Abdominal pain. 5  Loss of appetite. 6  Nausea.