Exam 37: Streptobacillus Moniliformis and Spirillum Minus

A laboratory assistant that works with mice recently noticed that their lymph nodes were swollen and that they had a lesion on their hand that was not there a few weeks ago.The lymph node tissue is sent to the laboratory for culture.The laboratory technologist noticed on the stained sample that there was an organism present that resembled a spiral,gram negative with flagella.The cultures grew no organisms.What is the most likely cause for the discrepancy?

Which of the following cause rat-bite fever,or Haverhill fever,which is characterized by acute onset of chills,fever,headache,vomiting,and severe joint pains,as well as a rash on the palms,soles of the feet,and other extremities?

Rat-bite fever caused by S.minus can be differentiated from that caused by S.moniliformis by:

The name given to rat-bite fever when the illness is caused by acquired Spirillum minus is:

Which of the following causes sodoku,which is characterized by swollen lymph nodes,chills,fever,headache,vomiting,and often severe joint pains,a rash on the palms,soles of the feet,and other extremities,and a granulomatous lesion?

The name given to rat-bite fever when the illness is acquired by the ingestion of the bacterium is:

A patient has an infection caused by S.moniliformis.Which of the following is the preferred antibiotic choice?

A lesion from an individual that works in a research laboratory is cultured and reveals a "fried egg" appearance with a dark center when grown on blood agar after 48 hours of incubation.The organism is nonmotile,indole,catalase,oxidase,and nitrate negative.Which of the following organism was isolated?