Eosinophils lecture

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Questions and Answers

What percentage of blood leukocytes are eosinophils?

1-4% (correct)

5-8%

10-15%

20-25%

What is the size of eosinophils?

6µm

9µm

12µm (correct)

15µm

What is the shape of the nucleus in eosinophils?

Round

Triangular

Bi-lobed (correct)

Multi-lobed

What is the lifespan of eosinophils?

~10 days Signup and view all the answers

What are the contents of eosinophil granules?

All of the above Signup and view all the answers

What do eosinophils do in defense against multicellular parasites?

Attach to them and release granules Signup and view all the answers

When can eosinophil numbers be highly elevated?

During parasite infections Signup and view all the answers

What role do eosinophils play in allergic diseases?

Major role Signup and view all the answers

What role do eosinophils play in asthma?

Major role Signup and view all the answers

What is the function of major basic protein in eosinophil granules?

Destroy parasites Signup and view all the answers

What is the function of histaminases in eosinophil granules?

Neutralize histamine Signup and view all the answers

What is the function of proteases in eosinophil granules?

Break down collagen Signup and view all the answers

Study Notes

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