- Which of the following is a characteristic feature of Rickettsia bacteria?
- a) Gram-positive staining
- b) Gram-negative staining
- c) Obligate intracellular parasites ✅
- d) Spore-forming
- Which Rickettsia species is responsible for causing Rocky Mountain spotted fever?
- a) Rickettsia prowazekii
- b) Rickettsia rickettsii ✅
- c) Rickettsia typhi
- d) Rickettsia conorii
- Which of the following is a common symptom of Rocky Mountain spotted fever?
- a) Fever ✅
- b) Skin rash
- c) Diarrhea
- d) Coughing up blood
- Which of the following is a common treatment for Rocky Mountain spotted fever?
- a) Penicillin
- b) Doxycycline ✅
- c) Rifampin
- d) Amoxicillin
- Which Rickettsia species is responsible for causing epidemic typhus?
- a) Rickettsia prowazekii ✅
- b) Rickettsia rickettsii
- c) Rickettsia typhi
- d) Rickettsia conorii
- Which of the following is a common symptom of epidemic typhus?
- a) Fever ✅
- b) Skin rash
- c) Diarrhea
- d) Coughing up blood
- Which of the following is a common treatment for epidemic typhus?
- a) Penicillin
- b) Doxycycline ✅
- c) Rifampin
- d) Amoxicillin
- Which Rickettsia species is responsible for causing murine typhus?
- a) Rickettsia prowazekii
- b) Rickettsia rickettsii
- c) Rickettsia typhi ✅
- d) Rickettsia conorii
- Which of the following is a common symptom of murine typhus?
- a) Fever ✅
- b) Skin rash
- c) Diarrhea
- d) Coughing up blood
- Which of the following is a common treatment for murine typhus?
- a) Penicillin
- b) Doxycycline ✅
- c) Rifampin
- d) Amoxicillin
- Which Rickettsia species is responsible for causing Mediterranean spotted fever?
- a) Rickettsia prowazekii
- b) Rickettsia rickettsii
- c) Rickettsia typhi
- d) Rickettsia conorii ✅
- Which of the following is a common symptom of Mediterranean spotted fever?
- a) Fever ✅
- b) Skin rash
- c) Diarrhea
- d) Coughing up blood
- Which of the following is a common treatment for Mediterranean spotted fever?
- a) Penicillin
- b) Doxycycline ✅
- c) Rifampin
- d) Amoxicillin
- Which of the following is a characteristic of Rickettsia prowazekii that makes it difficult to culture?
- a) It is a Gram-positive bacterium.
- b) It is a non-motile bacterium.
- c) It requires special culture media ✅
- d) It is a spore-forming bacterium.
- Which of the following is a characteristic of Rickettsia rickettsii that makes it difficult to culture?
- a) It is a Gram-positive bacterium.
- b) It is a non-motile bacterium.
- c) It requires special culture media ✅
- d) It is a spore-forming bacterium.
- Which of the following is a characteristic of Rickettsia typhi that makes it difficult to culture?
- a) It is a Gram-positive bacterium.
- b) It is a non-motile bacterium.
- c) It requires special culture media ✅
- d) It is a spore-forming bacterium.
- Which of the following is a characteristic of Rickettsia conorii that makes it difficult to culture?
- a) It is a Gram-positive bacterium.
- b) It is a non-motile bacterium.
- c) It requires special culture media ✅
- d) It is a spore-forming bacterium.
- Which of the following is a common route of transmission for Rickettsia prowazekii?
- a) Ingestion
- b) Inhalation
- c) Flea bite ✅
- d) Vector-borne
- Which of the following is a common route of transmission for Rickettsia rickettsii?
- a) Ingestion
- b) Inhalation
- c) Tick bite ✅
- d) Vector-borne
- Which of the following is a common route of transmission for Rickettsia typhi?
- a) Ingestion
- b) Inhalation
- c) Flea bite ✅
- d) Vector-borne
- Which of the following is a common route of transmission for Rickettsia conorii?
- a) Ingestion
- b) Inhalation
- c) Tick bite ✅
- d) Vector-borne
- Which of the following is a characteristic of Rickettsia prowazekii that makes it difficult to visualize?
- a) It is a Gram-positive bacterium.
- b) It is a non-motile bacterium.
- c) It is too small to be seen with a light microscope ✅
- d) It is a spore-forming bacterium.
- Which of the following is a characteristic of Rickettsia rickettsii that makes it difficult to visualize?
- a) It is a Gram-positive bacterium.
- b) It is a non-motile bacterium.
- c) It is too small to be seen with a light microscope ✅
- d) It is a spore-forming bacterium.
- Which of the following is a characteristic of Rickettsia typhi that makes it difficult to visualize?
- a) It is a Gram-positive bacterium.
- b) It is a non-motile bacterium.
- c) It is too small to be seen with a light microscope ✅
- d) It is a spore-forming bacterium.
- Which of the following is a characteristic of Rickettsia conorii that makes it difficult to visualize?
- a) It is a Gram-positive bacterium.
- b) It is a non-motile bacterium.
- c) It is too small to be seen with a light microscope ✅
- d) It is a spore-forming bacterium.
- Which of the following is a common diagnostic method for Rickettsia prowazekii?
- a) Gram staining
- b) PCR ✅
- c) Acid-fast staining
- d) ELISA
- Which of the following is a common diagnostic method for Rickettsia rickettsii?
- a) Gram staining
- b) PCR ✅
- c) Acid-fast staining
- d) ELISA
- Which of the following is a common diagnostic method for Rickettsia typhi?
- a) Gram staining
- b) PCR ✅
- c) Acid-fast staining
- d) ELISA
- Which of the following is a common diagnostic method for Rickettsia conorii?
- a) Gram staining
- b) PCR ✅
- c) Acid-fast staining
- d) ELISA
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