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Ehrlichia and Anaplasma Bacteria Quiz

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Questions and Answers

What type of stain is used for the diagnosis of Ehrlichia Chaffeensis infection?

Hematoxylin and eosin stain
Giemsa stain (correct)
Crystal violet stain
Oil Red O stain

Which type of cells are targeted by Anaplasma (Ehrlichia) phagocytophilia?

Monocytes
Granulocytes (correct)
Lymphocytes
Eosinophils

What is the method of transmission of Anaplasma (Ehrlichia) phagocytophilia?

Deer tick
Lone star tick
Black-legged tick (correct)
Brown dog tick

Which of the following is a common symptom of Anaplasmosis?

Peripheral neuropathy (C) Signup and view all the answers

What antibiotic is typically used in the treatment of Ehrlichia and Anaplasma infections?

Doxycycline (C) Signup and view all the answers

Which organism causes diseases with symptoms such as high fever, late-onset rash, leukopenia, thrombocytopenia, and elevated serum transaminases?

Ehrlichia chaffeensis (A) Signup and view all the answers

Which tick species is responsible for the transmission of Anaplasma (Ehrlichia) phagocytophilia?

Deer tick (Ixodes scapularis) (C) Signup and view all the answers

What is a characteristic feature of Ehrlichia chaffeensis regarding the appearance of replicating bodies?

They aggregate into membrane-enclosed masses called morulae (B) Signup and view all the answers

Which cell type does Anaplasma (Ehrlichia) phagocytophilia primarily target for intracellular growth?

Neutrophils (A) Signup and view all the answers

What is the recommended treatment for both Ehrlichia chaffeensis and Anaplasma (Ehrlichia) phagocytophilia infections?

Doxycycline (B) Signup and view all the answers

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