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Pathology > Immunity + Immunologic > Flashcards

Immunity + Immunologic Flashcards

1
Q

Humoral Immunity

A

b-lymphocytes + antibodies

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2
Q

Cellular mediated Immunity

A

t-lymphocytes (cytokines/lymphokines)

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3
Q

Antigen

A

substance [protein] capable of producing immune response

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4
Q

Antibody

A

[immunoglobulin] plasma produced protein molecule that is released and reacts with antigen

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5
Q

Immune Complex

A

combination of antigen + antibody

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6
Q

Active Immunity

A

natural (get disease) or acquired (immunization) *longer duration

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7
Q

Passive Immunity

A

natural (from mother to bb) or acquired (pooled antibodies) *shorter duration ie. hep A vaccine

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8
Q

Cells Involved in Immunity

A

Lymphocytes (B/T cells), Macrophages, NK

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9
Q

“Immunomodulators”

A

Lymphokines - specialized cytokine produced by b/t cells

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10
Q

IgG antibody

A

most numerous, 70%, can cross placenta

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11
Q

IgA antibody

A

present in saliva!, defence for mucous membranes

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12
Q

IgM antibody

A

able to activate complement

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13
Q

IgE antibody

A

parasitic infections, allergies

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14
Q

IgD antibody

A

helps activate B cells

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15
Q

Type 1 Hypersensitivity

A

anaphylaxis. immediate

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16
Q

Type 2 Hypersensitivity

A

cytotoxic. autoimmune blood reactions

17
Q

Type 3 Hypersensitivity

A

immune complex. autoimmune disease ie. lupus

18
Q

Type 4 Hypersensitivity

A

cell mediated/delayed. ie. TB, dermatitis

Pathology (15 decks)

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