SCNM Q4 Capstone Midterm - Immunology and Micro| QUESTIONS WITH COMPLETE SOLUTION

What innate immune cells are the most prevalent/abundant 55-90% of WBC and do general phagocytosis? Correct Answer: Neutrophils Neutrophils Correct Answer: most prevalent and abundant WBC 55-90% -general phagocytosis -secretes antimicrobial proteins/defensins to kill -Forms a Neutrophil Extracellular Trap - to prevent spread, localizing the infection Which innate immune cells is nonmotile in tissue and similar to basophils? Correct Answer: mast cells Which innate immune cells are similar to Mast cells and are considered the "First responders"? Correct Answer: Basophils -1st responders, job is to restructure the environment -similar to Mast Cells -Release: Histamine - vasodilation Leukotrienes - vasopermeability Heparin - anticoagulant Basophils release what 3 things: Correct Answer: Histamine - vasodilation Leukotrienes - vasopermeability Heparin - anticoagulant Eosinophils attack eukaryotic pathogens and release Correct Answer: granules and kill by lysis or punching holes - enabling digestion If a patient has elevated eosinophils (eosinophilia), this could indicate what 3 possiblities? Correct Answer: Eukaryotic Infection Allergies Asthma Immature macrophages are called Correct Answer: monocytes