IMMUNE Flashcards

1
Q

Henry comes back from his hike, poison ivy

A

TYPE 4

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2
Q

In a routine exam, some blood is taken and analyzed, high IgM and low IgG

A

was recently affected w MUMPS

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3
Q

T cell activation requires

A

antigen binding and co-stimulation

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4
Q

When the body mistakenly targets…

A

AUTOIMMUNE DISEASE

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5
Q

Which would be recognized by T cell receptor

A
  • peptide from protein
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6
Q

What cell type kills cells infected by virus

A
  • cytotoxic T cells
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7
Q

Exogenous antigens for example bacterial components

A
  • enter from the outside, MHC2
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8
Q

Which is not an autoimmune disease

A
  • AIDS (acquired immunodeficiency syndrome)
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9
Q

Regulatory T cells

A
  • may function in preventing autoimmune reactions
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10
Q

Cells that leave the thymus w the ability to class Il molecules will develop into

A
  • CD4 HELPER T CELLS
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11
Q

Strep

A
  • may need a heart transplant???
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12
Q

Which of the following would not occur during an allergic reaction

A
  • increase in IgG
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13
Q

T helper cells

A
  • function in adaptive immune system activation
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14
Q

stress hormone

A

corticosteroid

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15
Q

A crime scene investigator … what was the fluid?

A
  • saliva?? (if it mentions IgA)
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16
Q

What occurs in the thymus?

A

TCR (T cell receptor)

17
Q

Natural killer cells secrete

A
  • cytokines
18
Q

Cells provide for rapid secondary response

A
  • memory cells
19
Q

T cells are differentiated into 2 groups…

A
  • CD4 and CD8 = helper cells
20
Q

Another term for anitbody

A
  • Immunoglobulin
21
Q

HIV selectively affects

A
  • helper T cells
22
Q

Alergens differ from antigens because

A
  • they produce an abnormally large immune response to what is otherwise a “harmless” particle
23
Q

When an antigen is bound to a class II MHC protein it can activate

A
  • helper T cell
24
Q

What exists when an immune system does not respond to a particular antigen

A

TOLERANCE

25
Q

Martha cow

A
  • xenograft