Dexter falls and bumps his knee while out for his morning jog. By the end of the day, the site of the injury shows the classical signs of inflammation: redness, swelling and warmth. What physiological response caused the inflammation?
A. Lymph fluid is rerouted to the site of injury and local lymph nodes swell with excess fluids.
B. Water displacement occurs as the white blood cells draw water from the blood towards the site of injury.
C. The site of injury experiences increased blood flow, cell numbers, and endogenous chemical release.
D. Blood clotting factors and cellular enzymes involved in tissue repair migrate to the site of injury.
Answer: C
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