Organs that can be transplanted are the heart, kidneys, liver, lungs, pancreas, intestine, and thymus. Tissues include bones, tendons (both referred to as musculoskeletal grafts), cornea, skin, heart valves, nerves and veins.
Answer
A gland is an organ which produces and releases that perform a specific function in the body . Hormones are chemical substance that act like messenger molecules in the body.
Explanation:
Aerobic exercise being a cardiovascular exercise it improves blood circulation which helps reduce the risk of developing clots or blockage in the arteries