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?

<p>Peripheral neuropathy (C)</p> Signup and view all the answers

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

<p>Doxycycline (C)</p> 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?

<p>Ehrlichia chaffeensis (A)</p> Signup and view all the answers

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

<p>Deer tick (Ixodes scapularis) (C)</p> Signup and view all the answers

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

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

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

<p>Neutrophils (A)</p> Signup and view all the answers

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

<p>Doxycycline (B)</p> Signup and view all the answers

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