Allergy, hypersensitivity Flashcards

1
Q

describe the process of a type 1 atopic allergy

A

IgE is activated by antigen (pollen)

IgE causes mast cells to activate and empty its granules.
= power immediate allergic reaction

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2
Q

What is type 1 allergy

A

immediate
ecema
hayfever
asthma

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3
Q

What is type 2 allergy

A

medium

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4
Q

what is type 3 allergy

A

immune complex, serum sickness

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5
Q

what is type 4 allergy

A

slow response

adaptive immune system

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6
Q

Describe Rhesus anemia and how it occurs

A

Mother: rhesus negative
father rhesus positive

Mother has first child who is RHD P
child gives off blood cells that are RHD P

Mother forms antibodies against RHD P

Mother second child if RHD P
Mother antigen attack child

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7
Q

describe desensitization

A

Make high affinity between IgG and IgE

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8
Q

Describe Monocolonal antibodies

A

single specific antibodies that are powerful new drugs to treat a range of conditions

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9
Q

What type of Allergy is Rhesus anemia

A

Type 2

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