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.
Viral hepatitis (HEP-uh-TY-tiss) is inflammation of the liver caused by the hepatitis virus. Inflammation happens when your immune system senses a danger, like a virus, and sends white blood cells to surround the area to protect your body. This causes redness, swelling, and sometimes pain.