Veronica got a cut on her arm, and it started bleeding. Her circulatory system started working hard to prevent blood loss and protect against infection.Which two components of the blood were functioning at a higher level than normal?

Platelets help blood clot, which slows or stops bleeding from the cut. White blood cells help protect the body from infection, so both are especially involved in responding to the injury. The correct choice is white blood cells and platelets.

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