Final answer:
The correct answer is b) There is an overall decrease of blood flow to various parts of the body during circulatory shock, leading to inadequate oxygen and nutrient supply to the tissues.
Step-by-step explanation:
When the human body enters a state of circulatory shock, there is a change in the delivery of nutrients, oxygen, and heat throughout the system. The correct answer to the question is b) There is an overall decrease of blood flow to various parts of the body. This decrease in blood flow results in inadequate supply of oxygen and other nutrients to tissues, impairing cellular metabolism and leading to potential organ failure. In circulatory shock, symptoms such as increased heart rate, decreased blood pressure, reduced urine output, confusion, or loss of consciousness can occur, evidencing the body's struggle to maintain adequate perfusion and homeostasis.