immuno random Flashcards

1
Q

what part of the lymph node is underdeveloped in DiGeorge?

A

paracortex

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2
Q

encapsulated organisms

A

strep pneumo, h flu b, neisseria, e coli, salmonella, klebsiella, GBS (SHiNE SKiS)

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3
Q

what can you expect on CBC and peripheral smear after splenectomy

A

smear: Howell-Jolly bodies, target cells; CBC: increased platelets, increased lymphocytes

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4
Q

what pharyngeal pouch is the thymus derived from?

A

third pharyngeal pouch

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5
Q

what are the components of innate immunity?

A

neutrophils, macrophages, monocytes, dendritic cells, NK cells (lymphoid origin), complement

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6
Q

what are the components of adaptive immunity?

A

T cells, B cells, circulating antibodies

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7
Q

what are PAMPs? What are some examples?

A

pathogen associated molecular patterns; example=LPS

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8
Q

What are the important neutrophil chemotactic agents?

A

C5a, IL-8, LTB4, kallikrein, platelet-activating factor

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