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ANP 100 > Chap 14: Immune System > Flashcards

Chap 14: Immune System Flashcards

1
Q

the ability to resist damage from foreign substances

A

Immunity

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2
Q

defense against any pathogen

A

Innate immunity

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2
Q

first line of defense

A

physical barriers

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3
Q

types of immunity

A
  1. innate
  2. adaptive
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4
Q

promote inflmmation by causin vasolidation

A

histamine

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4
Q

are chemicals that can kill microbes and prevent their entry into cells

A

chemical mediators

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5
Q

found in tears and saliva to kill bacteria

A

lysozyme

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6
Q

prevent entry of microbes

A

mucous membranes

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6
Q

produced in red bone marrow and lymphatic tissues fight foreign susbtances

A

WBC

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7
Q

ingest and destroy foreign substances

A

Phagocytic cells

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8
Q

proteins that protect agains viral infections by stimulating surrounding cells to produce antiviral proteins

A

chemical mediators

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9
Q

leave blood and enter infected tissues and can release histamine

A

basophils

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9
Q

first to respond to infection but die quickly

A

neutrophils

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10
Q

release chemicals to reduce inflammation

A

eosinophils

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11
Q

protect lymph in lymph nodes and blood in spleen and liver

A

Marcophages

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12
Q

can release leukotrienes

A

mast cells

13
Q

recognize classes of cells such as tumor cells or virus infected cells

A

natural killer cells

14
Q

is defense that involves specific recognition to a specific antigen

A

adaptive immunity

15
Q

uses lymphocyctes B and T cells

A

adaptive immunity

16
Q

2 types of adaptive

A

antibody-mediated
cell-mediated

17
Q

substance that stimulates an immune response

A

antigen

18
Q

proteins that body produces in respone to an antigen

A

antibody

18
Q

molecule produced by the person’s body that stimulates an immune system response

A

self-atnigen

19
Q

involved in adaptive immunity

A

Lymphocytes

19
Q

gives rise to all blood cells

A

stem cells

20
Q

involved in cell-mediated immunity

A

T cells

21
Q

involved in antibody-mediated immunity

A

B cells

22
Q

lead to production of antibodies

A

B cells

23
Q

site on atibody where antigen binds

A

antigen-binding sites

24
Q

number of antigen-binding sites on antibody

A

valence

25
Q

activates compliment and increases phagocytosis

A

IgG

26
Q

often the first antibody produced in response to an antigen

A

IgM

27
Q

protects body surfaces

A

IgA

28
Q

binds to mast cells and basophils and stimulates the inflammatory respons

A

IgE

29
Q

functions as an antigen-binding rceptor on B cells

A

IgD

30
Q

activate macrophages

A

Helper T cells

31
Q

destroys antigen on contact

A

Cytotoxic T lymphocytes

32
Q

turn off immune system response when antigen is gone

A

Regulatory T cells

ANP 100 (17 decks)

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