Regulation of fluid balance ensures that amount of fluid lost from the body is equal to the amount of fluid taken in. We must replenish the fluids lost through normal physiological activities, such as respiration, sweating and urination. Why would an increase in heart rate, breathing rate and usually an increase in perspiration accompany exercise? Explain the relationship (if any) between perspiration and urination. I need reference DISCUSSION TOPIC 2Digestive System Answer two of the following questions: Name the two functions of the pancreas and explain what its secretions accomplish. Discuss why we cannot live without the liver. List the two types of glands of the small intestine and compare their function in the process of digestion. How does the large intestine contribute to the digestive process? I need reference