Nester's Microbiology: A Human Perspective

Denise Anderson, Sarah Salm, Deborah Allen

Chapter 26

Nervous System Infections - all with Video Answers

Educators

Chapter Questions

Problem 1

Which is the best way to prevent meningococcal meningitis in individuals intimately exposed to the disease?
a) Vaccinate them against Neisseria meningitidis.
b) Treat them with the antibiotic rifampin.
c) Culture their throat and hospitalize them for observation.
d) Withdraw a sample of spinal fluid and begin antibacterial treatment if the cell count is high and the glucose level is low.
e) Have them return to their usual activities, but seek medical evaluation if symptoms of meningitis occur.

Ummatul Choudary

Ummatul Choudary

Numerade Educator

Problem 2

Which of these statements concerning the causative agent of listeriosis is false?
a) It can cause meningitis during the first month of life.
b) It is a Gram-positive rod that can grow in refrigerated food.
c) It is usually transmitted by the respiratory route.
d) Infection can result in bacteremia.
e) It is widespread in natural waters and vegetation.

Ummatul Choudary

Ummatul Choudary

Numerade Educator

Problem 3

Which of these statements concerning Hansen's disease is false?
a) It is not common in the United States.
b) An early symptom is loss of sensation, sweating, and hair in a localized patch of skin.
c) The incubation period is usually less than 1 month.
d) Treatment should include more than one antimicrobial medication given at the same time.
e) The form the disease takes depends on the individual's immune status.

Ummatul Choudary

Ummatul Choudary

Numerade Educator

Problem 4

Which of these statements concerning foodborne botulism is false?
a) It is not a central nervous system infection.
b) Blurred vision is an early symptom.
c) Food can taste normal but still cause botulism.
d) Treatment is based on choosing the correct antibiotic.
e) Control of the disease depends largely on proper food-canning techniques.

Prashant Bana

Numerade Educator

Problem 5

Which of the following statements about viral meningitis is true$?$
a) Vaccines are generally available to protect against the disease.
b) The main symptom is muscle paralysis.
c) Transmission is often by the fecal-oral route.
d) The causative agents do not survive well in the environment.
e) Recovery is rarely complete.

Ummatul Choudary

Ummatul Choudary

Numerade Educator

Problem 6

Which of these statements concerning arboviral encephalitis is false?
a) It is likely to occur in epidemics.
b) Mosquitoes can be an important vector.
c) Epilepsy, paralysis, and thinking difficulties are among the possible sequels to the disease.
d) Use of sentinel chickens helps warn about the disease.
e) In the United States, the disease is primarily a zoonosis involving cattle.

Ummatul Choudary

Ummatul Choudary

Numerade Educator

Problem 7

Which of these statements concerning poliomyelitis is false?
a) The sensory nerves are usually involved.
b) It can be caused by any of three specific polioviruses.
c) Only a small fraction of those infected will develop the disease.
d) The disease is transmitted via the fecal-oral route.
e) A post-polio syndrome can develop years after recovery from the original illness.

Joanna Quigley

Numerade Educator

Problem 8

Which of these statements concerning cryptococcal meningoencephalitis is true?
a) It is caused by a yeast with a large capsule.
b) It is a disease of trees transmissible to humans.
c) It typically attacks the meninges but spares the brain.
d) Person-to-person transmission commonly occurs.
e) It is seen only in persons who are immunocompromised.

Joanna Quigley

Numerade Educator

Problem 9

Which of these statements concerning African sleeping sickness is true?
a) It is transmitted by a species of biting mosquito.
b) It is a threat to visitors to tropical Africa.
c) The onset of sleepiness is usually within 2 weeks of contracting the disease.
d) It is caused by free-living protozoa.
e) Distribution of the disease is determined mainly by the distribution of standing water.

Christian Daniele

Christian Daniele

Numerade Educator

Problem 10

Which of these statements concerning Creutzfeldt-Jakob disease (CJD) and vCJD is true?
a) CJD occurs in children; vCJD occurs in adults over 45.
b) CJD and vCJD are fatal in under $50 \%$ of cases.

Joanna Quigley

Numerade Educator