Bacteria 3

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Quiz by MedSoc
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Last updated: April 3, 2019
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First submittedApril 3, 2019
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Hint
Answer
What type of macrophage does legionella multiply inside?
Alveolar
What antigen on gram negative bacteria helps to prevent formation of the membrane attack complex (complement pore)?
LPS O-antigen
What acid may be added to LPS to evade recognition by the host through mimicary of it?
Sialic
Another way to evade recognition is through the abilit to shut off or switch expression of surface antigens, what is this process called?
Phase variation
A more complex method of evation works around the ability to change the expreesion of antigens through recombination, what is this called?
Antigenic variation
What aspect of Ig antibodies may bacteria bind to to prevent opsonization?
Fc region
There are two key groups of exotoxins intracellular enzymatic toxins and?
Cytolysins
What is another term for intracellular enzymatic toxins, deriving from their function depending on receptor Binding and intracellularly Active components?
A-B toxins
Hint
Answer
What is the term or inflammation of the meninges commonly caused by lipid A from Neisseria meningitidis?
Meningitis
What type of inflammation is caused my mycobacterium tuberculosis?
Granulomatous
Which spirochaete is known to cause syphilis?
Treponema pallidum
Lyme disease is tick borne, but what bacteria causes it?
Borrelia burgdorfei
What type of hypersensitivity is linked to both Strep. glomerulonephritis and lyme disease due to deposition of immune complexes?
Type III
Diptheria releases DTX, but only when the concentration of what substance in its environment is low?
Iron
What is the name for what is formed from the inflammatory exudate in diptheria that may lead to occlusion of the airway?
Pseudomembrane
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