Which of the following would be a direct consequence if a group of cells were deprived of their blood supply?

The cells would start to produce their own glucose.

The cells would be unable to receive oxygen for cellular respiration.

The cells would immediately signal the digestive system to work harder.

The cells would rely on the nervous system for nutrients.

What is the primary function of the circulatory system in relation to other body systems like the digestive and respiratory systems?

To produce the energy needed for digestion and respiration

To break down large food molecules into smaller ones like glucose

To distribute substances like oxygen and nutrients to all body cells

To exchange gases directly with the outside environment

The initial digestion of food in the stomach.

The exchange of gases in the lungs.

The delivery of oxygen and glucose to tissues.

The production of amino acids from proteins.