Four weeks after assisting in several calf deliveries, a farmer develops fever,

Question

Four weeks after assisting in several calf deliveries, a farmer develops fever, weakness, muscle aches, and sweats. The fever rises in the afternoon and falls during the night. Brucella abortus is isolated. Which one of the three Brucella species is a possible bioterrorism agent and is best described by one of the following?

a. Commonly inhabits the canine respiratory tract and is an occasional pathogen for humans; strongly urease-positive

b. Gram-negative bipolar stained bacilli that cause diarrhea by means of a heat-stable enterotoxin, with abdominal pain that may be mistaken for appendicitis

c. Pits agar grows both in carbon dioxide and under anaerobic conditions, and is part of the normal oral cavity flora

d. Typically infects cattle, requires 5% to 10% carbon dioxide for growth, and is inhibited by the dye thionine

e. Typically is found in infected animal bites in humans and can cause hemorrhagic septicemia in animals

Explanation / Answer

In this casse the farmer is suffereing from a disease called as brucellosis having the above given symptoms. the causative agent is Brucella canis. It commonly inhabits in the canine respiratory tract and is occasional pathogen for humans; strongly urease-positive.

Related Questions

Navigate

• Browse (All)
• Browse F
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.