Constitutional isomer (skeletal isomer; structural isomer): One molecule in a set of isomers that differ in the order the atoms are connected. The term ' structural isomer ' is vague (all isomers differ in their structure) and should be avoided. Three Constitutional Isomers of C 5 H 8.
Text Preview. Homeostasis is the maintenance of a constant environment in response to internal and external stimuli. The body requires the constant and healthy environment that only homeostasis can provide Without this environment the body wouldnât be able to carry out the life support process.omeostasis is the maintenance of a constant environment in response to internal and external stimuli.
Stress and Homeostasis. Anything that disrupts homeostasis is considered a stressor; exercise can be a healthy form of stress. Exercise disrupts homeostasis in many systems of the body, including the respiratory, circulatory, muscular and energy systems.etabolic and Cardiovascular Homeostasis. When you exercise, your muscles use energy. To provide fuel, the sympathetic nervous system stimulates the breakdown of fat from fat cells and the production of glucose, or blood sugar, by your liver.