19 Questions
Which of the following is true about adaptive immunity?
It develops after exposure to specific pathogens
What is the function of dendritic cells in the immune system?
Stimulate development of adaptive immunity
Which blood cells are responsible for cell-mediated immunity?
T cells
What is the main function of natural killer cells in the immune system?
Destroy target cells
Which type of immunity involves defenses against any pathogen?
Innate immunity
What do Toll-like receptors (TLRs) on phagocytic cells do in the immune system?
Recognize groups of pathogens
What is the function of eosinophils in the immune system?
Kill parasites
Which blood cells are responsible for phagocytosis in the immune system?
Monocytes
What are the primary targets of neutrophils in the immune system?
Pathogens
What is the main function of platelets in the immune system?
Blood clotting
What is innate immunity effective from?
The time of birth
Which cells can carry out extracellular killing?
Neutrophils
What is the function of antibodies in the immune response?
Mark pathogens for destruction and/or phagocytosis
What is the role of antigens in eliciting an immune response?
They elicit a response from B or T cells
Which cells mature in the thymus above the heart?
T cells
What is the main function of natural killer lymphocytes (NK cells)?
Secrete toxin onto surface of viral infected cells
What is phagocytosis?
The process by which phagocytic cells engulf and digest pathogens or debris
What do vaccines do?
Stimulate the immune system to mount defenses against harmful pathogens
What is active immunity?
The development of immunity when memory cells form clones in response to an infection or immunization
Test your knowledge on agricultural microbiology lectures covering topics such as microorganisms and disease, the immune system, pathogenic bacteria, pathogenic fungi and viruses, antibiotic resistant microorganisms, identification of microorganisms, and microbiology in the food industry.
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