Immune Response 1 Flashcards

1
Q

what type of reaction is a snake bite

A

type 3

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2
Q

when do type IV reaction manifest

A

18-24hrs

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3
Q

when do type IV reaction peak and disappear

A

peak at 40-80hrs

disappear 72-96hours

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4
Q

what is the risk of period anaphylaxis 1in what?

A

1:3,500
&
1:20,000

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5
Q

mortality of intraoperative allergic reactions

A

4% with additional 2% surviving with severe brain damage

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6
Q

90% of the allergic reactions evoked by iv drugs occur with in how many minutes of administration

A

5 minutes

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7
Q

allergic reaction in anesthetized patient: most common life threatening manifestation of an allergic reaction is what?

A

circulatory collapse

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8
Q

circulatory collapse reflecting vasodilation- what does that do to venous return

A

decreased venous return

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9
Q

Anaphylaxis is initiated by an antigen binding to

A

IgE antibodies

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10
Q

how do we produce sensitization?

A

a prior exposure to the antigen is needed to produce sensitization

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