Which event happens first when you get a splinter? A. The white blood cells produce antibodies.
B. The damaged tissue releases chemical messengers.
O C. The white blood cells eat pathogens near the wound.
D. The damaged tissue swells and becomes painful.

I believe it is C. The white blood cells eat pathogens near the wound.

Explanation:

This is because the chemicals of the so-called complement system start drilling holes into bacterial cell walls. Macrophages, big eater cells, devour any invaders they meet. This is to prevent furthur infection!

the sphincter muscles at the end of the digestive tract is the anus.

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands