Kristen cut her hand on a piece of glass. As the blood clots, how do white blood cells prevent bacteria on the glass from infecting her blood?

They bring more oxygen to the site for repair.

They destroy pathogens that enter the wound.

They form the platelet plug.

They cause blood vessels to constrict.

Question

Kristen cut her hand on a piece of glass. As the blood clots, how do white blood cells prevent bacteria on the glass from infecting her blood? 



They bring more oxygen to the site for repair.

They destroy pathogens that enter the wound. 

They form the platelet plug.

They cause blood vessels to constrict.

abhisar · Answer

What do you think it should be?

anonymous · Answer

that they destroy pathogens that enters the wound.

abhisar · Answer

Yes, white blood cells destroy the pathogens by engulfing them. This process is called as phagocytosis.

anonymous · Answer

thank you.. sometimes I know the answer but am not so sure of it..

abhisar · Answer

It's ok.. :)