What cell type engulfs pathogens and foreign particles and signals to the immune system to report the presence of a threat?
A)neutrophils
B)B cells
C)macrophages
D)mucus-producing cells
E)normal flora

Question

Quizplus · Accepted Answer

Macrophages are cells that engulf and digest pathogens and foreign particles. They also serve as antigen-presenting cells, displaying parts of the engulfed pathogen or particle on their surface and signaling to the immune system that a threat is present.

What Cell Type Engulfs Pathogens and Foreign Particles and Signals