B. Inflammation occurs when red blood cells release chemicals into the blood.
Inflammation is the body’s normal response to fight injuries and infections. Immune cells, clotting proteins and signaling molecules are released when a pathogens and irritants. The cardinal signs of acute inflammation are pain, redness, immobility, swelling and heat of damaged area.
B. Inflammation occurs when red blood cells release chemicals into the blood.
Explanation:
When inflammation happens, chemicals from the body's white blood cells are discharged into the blood or changed tissues to guard your body against external substances. That release of chemicals enhances the bloodstream to the area of injury or virus and may result in redness and temperature.