OVERVIEW OF IMMUNE SYSTEM Flashcards

1
Q

Refers primarily to anatomical,
cellular, and humoral defenses that
functions in the early stages of host
defense

A

Innate Immunity/Non-specific Immunity
(1st and 2nd Line of Defense)

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2
Q

Second line of defense:
Enumerate the cellular factors

A
  1. Phagocytes
  2. Basophils & Mast Cells
  3. NK cells
  4. APCs
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3
Q

Second line of defense:
Enumerate the non-cellular factors

A
  1. Complement System
  2. Cytokines
  3. INF
  4. Inflammatory reactions
  5. Acute reactants
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4
Q

Low ph of stomach and vagina

A

Acid

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5
Q

Example of flushing actions

A

blinking of eyelids
peristalsis
urination

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6
Q

Enumerate the Secretion of Factors

A
  1. Interleukin 1
  2. Interleukin 6
  3. Complement
  4. Hydrolytic enzymes
  5. Tumor necrosis
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7
Q

promotes inflammatory response

A

Interleukin 1

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8
Q

promotes innate immunity

A

Interleukin 6

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9
Q

promotes elimination of pathogens
through cell lysis

A

Complement

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10
Q

promotes inflammatory
response

A

Hydrolytic enzymes

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11
Q

kills tumor cells

A

Tumor necrosis

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12
Q

Increase rapidly due to infection, injury, or
trauma to the tissues

A

Acute Phase Reactants

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13
Q

Acute phase reactants are Produced primarily by

A

hepatocytes

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14
Q

(liver parenchymal cells) within 12 to 24 hours
in response to an increase in certain
intercellular signaling polypeptides called

A

cytokinesis

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15
Q

Other name for IFN-alpha

A

Leukocyte IFN

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16
Q

Primary producers of IFN alpha

A

Null lymphocytes

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17
Q

Other name for IFN-beta

A

Epithelial
Fibroblast IFN

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18
Q

Primary producers of IFN beta

A

Fibroblasts, epithelial cells, MACs

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19
Q

Function of IFN beta

A

Anti-viral

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20
Q

Other name for IFN-gamma

A

Immune IFN

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21
Q

Primary producers of IFN-gamma

A

T helper 1 cells, T cytotoxic cells

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22
Q

Cells that engulf and digest foreign materials

A

Phagocytes

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23
Q

Examples of phagocytes are

A

Neutrophils (PMNs)
Monocytes
Macrophages
Dendritic cells
Fixed Phagocytes

24
Q

Locations of Macrophages (MACs):
Histocytes

A

Connective tissue

25
Locations of Macrophages (MACs): Alveolar MACs
lungs
26
Locations of Macrophages (MACs): Kupffer cells
liver
27
Locations of Macrophages (MACs): Littoral cell
Spleen
28
Locations of Macrophages (MACs): Mesangial cells
kidney
29
Locations of Macrophages (MACs): Microglia
brain
30
Locations of Macrophages (MACs): Osteoclasts
Bone
31
Locations of Macrophages (MACs): Synovial A cells
Synovial fluid
32
Locations of Macrophages (MACs): Hof-Bauer cells
Placenta
33
Locations of Macrophages (MACs): Langerhans cells
Epidermis
34
Indirect interaction: It is the enhancement of phagocytosis (C3b, IgG1 and IgG3)
Opsonization
35
Direct interaction: Pattern Recognition Receptors (PRRs): phagocytes use their PRRs to recognize and adhere to ______
Pathogen Associater Molecular Patterns (PAMPS)
36
Transcribe PRPs
Pattern Recognition Receptors (PRRs)
37
Ingestion (Engulfment): Vacuole + Pathogen = ________
PHAGOSOME
38
Example of oxygen dependent mechanisms which are toxic reactive oxygen intermediates
Superoxide anion Hydrogen peroxide Hydroxyl radical
39
Example of oxygen dependent mechanisms which are myeloperoxidase
Hypochlorite and highly toxic substances
40
Oxygen Independent Mechanisms: It has an antibiotic like peptides made by phagocytes
Defensins
41
Example of digestive enzymes
Lysozymes and lactoferrin
42
NK cells that Exist in the body at birth
Nonspecific Immunity
43
NK cells that are not produced by immunologic insult
Nonspecific Immunity
43
Transcribe ADCC
Antibody Dependent Cellular Cytotoxicity
44
NK cells Form ______ in Sheep RBC
Rosette
45
NK Cells: Responsible for the NK cell exposed to IL-2 and IFN gamma
Lymphokine Activated Cell (LAK)
46
Transcribe LAK
Lymphokine Activated Cell (LAK)
47
Method of Killing Formation of Pores causing lysis
Perforins
48
Method of Killing Programmed Cell Death
Apoptosis
49
Overall response of the body after tissue damage or invasion infectious agent
Inflammation
50
Inflammation: Rubor
redness
51
Inflammation: Calor
heat
52
Inflammation: Tumor
swelling
53
Inflammation: Dolor
pain
54
Inflammation: Function Laesa
loss of function