1. Pattern recognition receptors (PRR) include: A. Lectin-like molecules. B. Lipoteichoic acid. C. LPS. D. PAMPs. E. Unmethylated CpG sequences. 2. The mononuclear phagocyte system does not include: A. Endothelial cells. B. Kidney mesangial cells. C. Kupffer cells. D. Lymph node medullary macrophages. E. Monocytes. 3. A polymorphonuclear neutrophil (PMN): […]