Adaptive/ Acquired Immunity Flashcards

1
Q

When is adaptive immunity used

A

After barriers have been compromised and INFLAMMAITON has be activated

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2
Q

What does adaptive immunity promote against

A

reinfection

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3
Q

What is the difference between adaptive immunity and inflammation

A

specific, long-lived, and has memory

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4
Q

What are antigens

A

External microbes, they are the tragets of anitbodies

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5
Q

What are antibodies

A

Internal blood proteins in response to specific antigens

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6
Q

What are lymphocytes

A

B and T cells

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7
Q

Where are T cells derived

A

Thymus

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8
Q

Where are B cells derived

A

Bone marrow

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9
Q

What are the two pathways of the adaptive immune system

A

Humoral and cell-mediated

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10
Q

What is humoral immunity

A

Antibodies are produced by B cells to TRAGET exogenous antigens

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11
Q

Where do humoral antibodies circulate

A

In the blood

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12
Q

What does humoral immunity bind to

A

Antigens on bacteria and viruses

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13
Q

What is cellular immunity

A

Does not result in ANTIBODY preduction but TARGETS antigens

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14
Q

What is the cells of cellular immunity

A

T cells in the blood and tissues

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15
Q

What do T cell defend against

A

Intracellular pathogens and abnormal cells

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16
Q

What is the primary cell of humoral immunity

A

B cells

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17
Q

Is humoral immunity fast to act

A

No, must be EXPOSED via ENIVROMETN of PREMEDITATED (vaccine)

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18
Q

Does humoral immunity have memory

A

Yes

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19
Q

Is humoral immunity systemic or localized

A

Systemic

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20
Q

Where are B cells made and matured

A

Bone marrow

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21
Q

What do B cells develop

A

Immunocompetence, recognize bad cells and ignore self cells

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22
Q

Do B cells have antibodies

A

Yes

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23
Q

Where do B cells reside

A

Lumph nodes and blood

24
Q

When are B cells activated

A

They are exposeed to their perfect match

25
What happens once a B cell bind to an antigen and is activated
Clones it self with the same specific antibodies
26
What are the two types of clones from B cells
Effectors (fighters, plasma cells, spew antibodies) and Memory B cells (remember DNA for antibody)
27
What do memory B-cells do for the next exposure
Stronger, faster response
28
What do antibodies in the fluids do
Bind to antigens and mark them for destruction
29
Do antibodies destroy invaders themselves
No
30
What do binded antibodies do
Neutralization (block binding sites), Agglutination (clumptogether), chemical messengers
31
What are the limitations of humoral immunity
Pathogens mutate and memory cells are ineffective
32
Are memory cells good for mumps and polio
Yes
33
Are memory cells good for influenza and vocid
no
34
How can you get passive humoral immunity
Fetus, breast milk, no memory cells
35
What are exogenous antibodies
Antibodies from other people
36
What type of antibodies can be used for ebola and covid-19
Exogenous antibodies
37
What are all of the immunoglobulins (antibodies)
GAMED
38
What are the most abundate immunoglobulins
G, protective, placenta
39
Where are IgA found
Blood
40
What is the largest immunoglobulin
M, first antibody, early life
41
What does IgE denfend against
Parasitice infections, ALLERGIES
42
Can antibody production change classes
Yes
43
What is cellular immunity used
Last effort, cells are breched
44
What happens after phagocytes engulf and break up invading antigens
Present the antigens of the surface
45
What cell is cellular immunity
T cells
46
Where are T cells made and matured
Mde in bone marrow and matured in thymus
47
T cells only recognized APC
Yes
48
What are the 5 types of T cells
Helper, cytotoxic, memory, regulatory, and natural killer
49
What do helper T cells do
Can not DIRECTLY destroy antigen, binds and activates, COPIES itself into different T cells and chemical MESSENGERS called CYTOKINES
50
What are cytokines
Multiply helper T cells, activate cytotix T cells
51
What do cyotkines do to help activate B cells in humoral immunity
Helper T cells inspect bound B cell to see if it's bad or not
52
What do cytoxic T cells do
See APCs, bind, release ENZYMES that puncture and kill the cell, HUNT for more
53
Where are cytotoxic T cells
Blood and lymph
54
What do regulatory T cells do
Release inhibitory cytokines, stops immune response
55
What do autoimmune diseases lack
Regulatory T cells