MCQ Microbiology
MCQ Nervous System Infections
1. What is the outermost membrane surrounding the brain called?
a) pia mater
b) arachnoid mater
c) dura mater
d) alma mater
2. What term refers to an inflammation of brain tissues?
a) encephalitis
b) meningitis
c) sinusitis
d) meningoencephalitis
3. Nerve cells form long projections called ________.
a) soma
b) axons
c) dendrites
d) synapses
4. Chemicals called ________ are stored in neurons and released when the cell is stimulated by a signal.
a) toxins
b) cytokines
c) chemokines
d) neurotransmitters
5. The central nervous system is made up of
a) sensory organs and muscles.
b) the brain and muscles.
c) the sensory organs and spinal cord.
d) the brain and spinal column.
6. Which of the following organisms causes epidemic meningitis cases at college campuses?
a) Haemophilus influenzae type b
b) Neisseria meningitidis
c) Streptococcus pneumoniae
d) Listeria monocytogenes
7. Which of the following is the most common cause of neonatal meningitis?
a) Haemophilus influenzae b
b) Streptococcus agalactiae
c) Neisseria meningitidis
d) Streptococcus pneumoniae
8. What sign/symptom would NOT be associated with infant botulism?
a) difficulty suckling
b) limp body
c) stiff neck
d) weak cry
9. Which of the following can NOT be prevented with a vaccine?
a) tetanus
b) pneumococcal meningitis
c) meningococcal meningitis
d) listeriosis
10. How is leprosy primarily transmitted from person to person?
a) contaminated toilet seats
b) shaking hands
c) blowing nose
d) sexual intercourse
11. Which of these diseases can be prevented with a vaccine for humans?
a) eastern equine encephalitis
b) western equine encephalitis
c) West Nile encephalitis
d) Japanese encephalitis
12. Which of these diseases does NOT require the introduction of foreign nucleic acid?
a) kuru
b) polio
c) rabies
d) St. Louis encephalitis
13. Which of these is true of the Sabin but NOT the Salk polio vaccine?
a) requires four injections
b) currently administered in the United States
c) mimics the normal route of infection
d) is an inactivated vaccine
14. Which of the following animals is NOT a typical reservoir for the spread of rabies?
a) dog
b) bat
c) skunk
d) chicken
15. Which of these diseases results in meningitis caused by an encapsulated yeast?
a) cryptococcosis
b) histoplasmosis
c) candidiasis
d) coccidiomycosis
16. What kind of stain is most commonly used to visualize the capsule of cryptococcus?
a) Gram stain
b) simple stain
c) negative stain
d) fluorescent stain
17. Which of the following is the causative agent of East African trypanosomiasis?
a) Trypanosoma cruzi
b) Trypanosoma vivax
c) Trypanosoma brucei rhodanese
d) Trypanosoma brucei gambiense
18. Which of the following is the causative agent of primary amoebic meningoencephalitis?
a) Naegleria fowleri
b) Entameba histolyticum
c) Amoeba proteus
d) Acanthamoeba polyphaga
19. What is the biological vector for African sleeping sickness?
a) mosquito
b) tsetse fly
c) deer tick
d) sand fly
20. How do humans usually contract neurocysticercosis?
a) the bite of an infected arthropod
b) exposure to contaminated cat feces
c) swimming in contaminated water
d) ingestion of undercooked pork
21. Which of these is the most important cause of adult onset epilepsy?
a) neurocysticercosis
b) neurotoxoplasmosis
c) primary amoebic meningoencephalitis
d) African trypanosomiasis