Adaptive Immunity Flashcards

(40 cards)

1
Q

What system is involved?

A

Lymphatic system

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2
Q

Where are WBCs produced and B cells mature

A

Bone Marrow

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3
Q

where do T cells mature

A

Thymus

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4
Q

What filters blood and has B cells?

A

Spleen

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5
Q

What is the traveling route from tissues to lymphnodes?

A

Lymphatic vessels

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6
Q

What is the meeting place for pathogens and WBCs?

A

Lymphnodes

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7
Q

Nonself molecule that generates antibodies

A

Antigen

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8
Q

Region of antigen that is recognized and bound by immune system molecules

A

Epitope

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9
Q

Role of DCs and MOs

A

Professional APCs

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10
Q

Where does APC present antigen to T cell?

A

Lymph node

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11
Q

How is the antigen displayed?

A

Surface of APC with MHC

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12
Q

What is the antigen presented to first?

A

T cell

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13
Q

What does the T cell use to detect/need

A

CD4 coreceptor, T cell receptor (TCR), cytokines

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14
Q

Activated in response to a exogenous pathogen

A

Humoral response

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15
Q

Pathogen outside of host cells

A

Exogenous

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16
Q

In a humoral response, what does the APC present the pathogen on?

A

MHC 2

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17
Q

In a humoral response what is the coreceptor called?

18
Q

What cell does the APC present antigen to in a humoral response?

A

Helper T cell

19
Q

How does the Helper T cell respond to antigen presentation in a humoral response?

A

Activation and coordination of other WBCS

20
Q

What is an outcome of a helper T cell in the humoral response

21
Q

What cell (not APC) must present antigen to Helper T in a humoral response?

22
Q

How does a B cell get a antigen

A

Comes in contact with pathogen via phagocytosis

23
Q

How does a B cell respond?

24
Q

What cells types can B cells mature into

A

Plasma cells and memory cells

25
Role of plasma cells
Secrete antibodies
26
Antibodies coat pathogen
Neutralization
27
Antibodies coat pathogen, allowing Macrophage to engulf easier
Opsonization
28
What do antibodies activate?
Eosinophils
29
What can the activation of a helper T cell do to macrophages
Super macrophage
30
Super macrophage abilities
Enhanced attachment to MAMPS, stronger enzymes and toxins in lysosome
31
Activated in response to an endogenous pathogen
Cell mediated response
32
What is the first cell to respond for cell mediated?
Dendritic cell
33
What digests a pathogen in a dendritic cell?
Proteosome
34
What are antigens on for cell mediated?
MHC I
35
What do DCs present antigens to (cell mediated)
Cytotoxic T cells
36
What coreceptor do cytotoxic T cells have?
CD8
37
What happens in a cytotoxic t cell response?
Mitosis
38
What can cytotoxic T cells mature into?
Memory cells or Killer T cells
39
Role of killer T cell
Leaves lymph, surveys tissue for infected cells with antigen
40
What do killer T cells do if they find an infected cell?
Release perforin and granzymes to kill