Dermatology with 630+ answers. Sunburn is caused by ultraviolet (UV) radiation damage to your skin. Too much UV damages your skin cellâs DNA, and your immune system responds by killing off the bad cells. Because UV radiation doesnât penetrate (unlike X-rays for example), it damages only the surface layer of your skin.
With chronic pancreatitis, the pancreas may eventually stop producing the enzymes that are necessary for your body to digest and absorb nutrients. This is called exocrine failure and fat and protein are not digested or absorbed.
Answers for Critical Thinking Questions. 1  The pancreas secretes protein-digesting enzymes in their inactive forms. If secreted in their active forms, they would self-digest the pancreas. 2  The hepatocytes are the main cell type of the liver. They process, store, and release nutrients into the blood.