What is the primary function of the blood component that expresses CD11b, a marker for neutrophil activation?

A Phagocytosis ✓
B Antibody production
C Coagulation cascade
D Inflammation response

Explanation

CD11b is a marker for neutrophil activation, and its primary function is related to phagocytosis, which is the process by which neutrophils engulf and destroy foreign particles and microorganisms.

Source

Robbins and Cotran Pathologic Basis of Disease
Hematology Hematology: Blood Components Hematology: Blood Components Medium MEDICAL Confidence: high