Learn from the past and anticipate answering similar questions on the AP Exam this year... 1999 Exam - Question 4: Using the information in the pie charts above, identify two budgetary barriers that hinder the creation of new policy initiatives. Explain why each of the barriers you identified persists.
Glands lining the stomach secrete hydrochloric acid that dissolves food particles and protein-digesting enzymes, called pepsin. Final stages of digestion and most of the nutrient absorption occurs in next portion of the tract: the small intestine. The small intestine is divided into 3 segments-duodenum, jejunum, and ileum. The pancreas is a gland located behind the stomach.
Confidence votes 38. Most of the digestion occurs in the stomach and small intestine, however some components are harder to digest and that may occur in the large intestine or with help from the gallbladders bile. Physical digestion occurs in the mouth, by a process called chewing, rendering bites of food even smaller.Chemical digestion begins in the mouth (saliva contains enzymes that begin the chemical breakdown process) and ends in the intestines.)    Mechanical digestion does occur in the stomach along with chemical digestion. The stomach squeezes the chyme and that is considered to be mechanical digestion. 8 people found this useful. 1  The Five Major Parts of the Brain At its most basic, the brain controls the body.