After reading the Economist article (“Success Story”) on recent Chicago: Compare in two to three ways one article’s views from Group A to another from Group B about the strength and health of Chicago.
The Heart
The heart is a muscular organ located in the thoracic cavity. It consists of four chambers: two atria (upper chambers) and two ventricles (lower chambers). Pick an activity that you would anticipate changing your heart rate. Describe what would happen to your heart during that activity (i.e., increasing or decreasing heart