Exam 22: Microbial Diseases of the Nervous System

A 30-year-old woman was hospitalized after she experienced convulsions. On examination, she was alert and oriented and complained of a fever, headache, and stiff neck. Which of the following is most likely to provide rapid identification of the cause of her symptoms?

Viral meningitis is much more common than bacterial meningitis and tends to cause a milder form of disease.

Autopsy of a stillborn fetus reveals the cause of death to be meningitis. Cultures show the presence of a gram-positive rod. The likely pathogen is Haemophilus influenza.

Cryptococcus neoformans is a gram-negative cocci with a thick capsule.

Which one of the following causes the most severe illness in humans, with a mortality rate of 30 percent?

If a normal protein typically found on the surface of nervous tissue cells comes into contact with an abnormally folded protein, it can lead to prion-related disease.

All of the following are true of M. leprae EXCEPT

Explain the transmission and etiology of meningococcal meningitis.

Arboviruses cause and are transmitted by .

The most common route of central nervous system invasion by pathogens is through

Discuss the advantages and disadvantages of the Salk and Sabin vaccines.

Bacterial encephalitis and meningitis are difficult to treat because

A one-year-old boy was listless, irritable, and sleepy. Capsulated Gram -negative rods were cultured from his cerebrospinal fluid. His symptoms were caused by

The prodromal (i.e. pre-acute disease stage) symptoms of bacterial meningitis is/are

On October 5, a pet store sold a kitten that subsequently died. On October 22, rabies was diagnosed in the kitten. Between September 19 and October 23, the pet store had sold 34 kittens. Approximately 1000 people responded to health care providers following local media alerts. These people were given

Which of the following pairs is mismatched?

Patients with leprosy usually die from complications such as

Botulism and tetanus are caused by bacterial endospores commonly found in the soil.

Which of the following is treated with antibiotics?

Each of the following is caused by prions EXCEPT