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ABSITE > Immuno > Flashcards

Immuno Flashcards

1
Q

which interleukin induces fever by macrophages?

A

IL-1

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2
Q

Which interleukin activates NK and cytotoxic T cells?

A

Il-2

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3
Q

Which interleukin tells B cells to make antibodies?

A

IL – 4

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4
Q

Which interleukin increases hepatic acute phase proteins

A

IL-6

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5
Q

Which interleukin induces PMNs to chemotaxis and angiogenesis?

A

IL-8

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6
Q

Which interleukin down regulates the immune system?

A

IL-10

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7
Q

Which immunoglobulin crosses the placenta

A

IgG

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8
Q

Which is the most common immunoglobulin?

A

IgG

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9
Q

Which immunoglobulin is found in breastmilk and mucosa?

A

IgA

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10
Q

Which immunoglobulin causes hypersensitivity reactions by mast cells?

A

IgE

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11
Q

Which is the largest immunoglobulin?

A

IgM

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12
Q

Which immunoglobulin cannot cross barriers to its size?

A

IgM

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13
Q

Which immunoglobulin causes ABO compatibility?

A

IgM

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14
Q

In which hypersensitivity reaction is anaphylaxis?

A

1- IgE binds to mast cells

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15
Q

Which hypersensitivity reaction is cell mediated?

A

Type II- antibody formation

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16
Q

Which hypersensitivity reaction is serum sickness, or lupus?

A

III-immune complexes

17
Q

Which hypersensitivity reaction is delayed such as in a TB test?

A

IV- also seen in organ rejection

18
Q

What is the first cell to arrive in wound healing?

A

Platelets

19
Q

When do neutrophils begin to arrive and wound healing?

A

48 hours

20
Q

When do macrophages begin to arrive in wound healing?

A

3 to 4 days

21
Q

Name the three stages of wound healing

A

Inflammation, proliferation, maturation

22
Q

What is the most important cell for wound contraction?

A

Myofibroblasts

23
Q

How do you steroids prevent wound healing?

A

By inhibiting macrophages

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