Tularemia, characterized by glandular, ulceroglandular, oculoglandular, oropharyngeal, systemic, and pneumonic presentations, is caused by which of the following species?

a. Brucella
b. Bordetella
c. Pasteurella
d. Francisella


D
F. tularensis is the agent of human and animal tularemia. Worldwide in distribution, F. tularensis is carried by many species of wild rodents, rabbits, beavers, and muskrats in North America. Humans become infected by handling the carcasses or skin of infected animals, through insect vectors (i.e., primarily deerflies and ticks in the United States), by being bitten by carnivores that have themselves eaten infected animals, or by inhalation.

Biology & Microbiology

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Which scientific name for the wolf is presented correctly?

(a) Canis lupus. (b) canis lupus. (c) Canis lupus. (d) Canis Lupus.

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Oxygen diffues out of the blood into the tissues because the partial pressure of oxygen of tissu fluid is _________ that of blood

A) higher than B) the same as C) LOWER THAN

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What type of cells do not undergo mitosis?

A) All cells of the body except gametes (i.e., only somatic cells) B) Gametes C) Both somatic cells of the body and gametes D) Neither somatic cells of the body nor gametes

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The typical lesion of secondary syphilis is

A. a painless reddened lesion called a chancre at the site of infection. B. gummas in bones, in nervous tissues, or on the skin. C. a generalized rash. D. purulent sore throat. E. the development of buboes in the lymph nodes at the site of infection.

Biology & Microbiology