18 Questions
What is the primary function of eosinophils in the immune response?
Releasing cytotoxic chemicals to damage microbial cells
Which of the following white blood cells plays a role in immunological memory?
Lymphocytes
What is the process by which neutrophils and monocytes squeeze through the pores of capillaries to reach the site of infection?
Diapedesis
What type of pathogens are primarily attacked by eosinophils?
Large pathogens, such as parasites and worms
What is the primary function of basophils in the immune response?
Causing massive vasodilation in allergic reactions
What is the process by which neutrophils and macrophages engulf and digest pathogens and foreign substances?
Phagocytosis
What is the primary mechanism by which antibodies facilitate phagocytosis?
By binding to pathogens and presenting them to neutrophils and macrophages
What characteristic of body cells helps prevent neutrophils and macrophages from attacking them?
Presence of a smooth surface
What is the function of the Fc region of an antibody?
Binding to Fc receptors on neutrophils and macrophages
What is the purpose of the three questions asked by neutrophils and macrophages before attacking a pathogen?
To avoid autoimmunity
What is the process by which neutrophils and macrophages recognize and engulf foreign particles or cells?
Phagocytosis
What is the function of the Fab region of an antibody?
Binding to pathogens
What is the function of macrophages in the spleen?
To kill encapsulated bacteria
What happens to the pathogen when contaminated food is ingested?
It is broken into particles and taken to the liver to be cleaned
What is the main function of eosinophils?
To combat parasitic infections
What is the term for the engulfment of pathogens by macrophages?
Phagocytosis
What is the name of the system that includes monocytes, macrophages, and specialized endothelial cells?
Reticuloendothelial system
What happens to macrophages after they have eliminated an infection?
They die
Quiz on the functions of different immune system cells, including neutrophils, eosinophils, basophils, lymphocytes, and monocytes/macrophages. Covers phagocytosis, release of cytotoxic chemicals, and antibody production.
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