Term
| 2 primary lymph organs/tissues |
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Definition
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Term
| 4 secondary lymph tissues/organs (NSPT) |
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Definition
| lymph nodes, spleed, peyer's patches, tonsils |
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Term
| 2 general function of lymph system |
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Definition
| body fluid homeostatsis, Immune system |
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Term
| in the bone marrow, which lymphocytes are produced there, and which are matured there? |
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Definition
| wellllllll the alllll fucking lymphocytes are made there, and only B lymphocytes are produced there |
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Term
| which lymphocytes are matured in the thymus |
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Definition
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Term
| what are afferent and efferent lymph vessels |
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Definition
| afferent vessels go IN, efferent vessels go OUT |
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Term
| what is the outside part of the lyph node called |
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Definition
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Term
| what percent of the antigens are removed, and/or processed in the lymph node |
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Definition
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Term
| where are lymphatic nodules located, and do they have a "capsule". 3 places there is connective tissue where these are located |
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Definition
they are packed in connective tissue. they have no "capsule"
under epithelium of:
1.respirtory, |
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Term
| where are payere's patches located |
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Definition
| lowest part of the intestine, the ilium |
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Term
| 3 functions of spleen as a lymphoid organ (RFI) |
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Definition
| removes RBCs, stores Fe, May initiate immune responses |
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Term
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Definition
| inflammation, phagovytosis |
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Term
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Definition
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Term
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Definition
| defend against parasitic worms |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| antibody-mediated, specific immune |
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Term
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Definition
| Cytotoxic-cd8, helper-CD4, Suppressor CD25 |
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Term
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Definition
| cellmediated, specific immune |
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Term
| nk cell function, specific or non specific |
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Definition
| immune surveillance- non-specific |
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Term
| other defense mechanisms-stress syndrome..what does stress initiate in extreme situations |
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Definition
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Term
why is the non-specific defense system "not specific"
also, does this system focus on KILLING more or prevention? |
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Definition
it reacts to any antigen the same way-fever, inflammatory response
prevention |
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Term
first line barrier
1.what is it
2.variety of protective chemicals-what is on skin, whats in the stomach, whats in saliva, and what is in out nose that helps keep antigens out |
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Definition
1.skin AND mucous membranes
2.acidity of skin, HCl in stomach with proteolytic enzymes, lysozymes of saliva, sticky mucous |
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Term
| what does inflammation do to an infection to stop it from spreading |
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Definition
| it walls the infection off |
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Term
| histamines- released by? vaso constrict/dilate? |
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Definition
| released by mast cells and they vasoDILATE and increase cap. permeability |
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Term
kinens
1.constrict/dilate
2. cause what sensation
3.increase permeability in what
4.stimulate which cells |
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Definition
1.dilate
2. cause pain
3.^perm in CAPS
4.stimulate neutrophils |
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Term
prostaglandins
1.senitize vessels to what?
2. induce what sensation? |
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Definition
1. to other mediator effects
2. pain |
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Term
How are phagocytes
mobilized? (NMDC) |
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Definition
1.neutrophils enter blood stream
2.margination "pavementing"
3.dipedesis
4.chemotaxis |
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Term
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Definition
| when neutrophils cross the cap wall |
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Term
compliment system
1.major mechanism for what?
2.what mech activates it
3.what are the two pathways that can activate it |
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Definition
1. destroying other substances
2.activated via cascade
3.classical and alternative pathways can activate it |
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Term
once the compliment system is activated:
1.aspects of what are amplified
2.directly lyse targets cells via what complex
3.opsonization |
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Definition
1. inflammation
2."membrane attack complex"
3.enhance phagocytosis |
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Term
| classical pathway-antigen-antibody initiates what |
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Definition
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Term
| alternative pathway-polysacchs on top of what allow this to happen |
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Definition
| on top of certain fungi and bacteria |
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Term
| what is the classical pathway activated by? what factors are secreted by what activaties them |
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Definition
certain bacteria and fungi.
factors B and C |
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Term
| when do the classical and alternative pathways connect/ |
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Definition
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Term
| what protein causes cells to lyse |
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Definition
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Term
natural killer cells
1.types of cells it binds to
2.what does it do to the cells
3. does it bind specifically, or non-specifically |
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Definition
1.binds it virus-infected and cancer cells
2. its KILLS them..hmm what a surprise
3. |
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Term
interferons
1. what is it
2.specific to what
3.interferes with what 1 thing
4. what 2 cells does it stimulate |
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Definition
1. protein family with anti-virus traits
2.its host specific
3.interfers with viral replication
4.its stimulates macrophages, and NK cells |
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Term
Fever
1.what gets reset
2. what does this "resetting"
3.what does a fever interfere with
4.what happens when your MR goes up |
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Definition
1.hypothalamic thermostat
2.pyrogens
3.with bacterial replication
4.defensive reactions and repair speed up |
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