Page 119 - Review of Medical Microbiology and Immunology ( PDFDrive )
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108
PART II Clinical Bacteriology
SELF-ASSESSMENT QUESTIONS
1. The main reason why some bacteria are anaerobes (i.e., they can-
1. (A)
not grow in the presence of oxygen) is because:
2. (C)
(A) they do not have sufficient catalase and superoxide dismutase.
(B) they have too much ferrous ion that is oxidized to ferric ion in
the presence of oxygen.
COURSE EXAMINATIONS
(C) they have unusual mitochondria that cannot function in the
presence of oxygen.
Questions on the topics discussed in this chapter can be found
(D) transcription of the gene for the pilus protein is repressed in the PRACTICE QUESTIONS: USMLE &
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presence of oxygen.
in the Clinical Bacteriology section of Part XIII: USMLE
2. Which one of the following sets consists of bacteria that are both
(National Board) Practice Questions starting on page 713. Also
anaerobes?
see Part XIV: USMLE (National Board) Practice Examination
(A) Actinomyces israeli and Serratia marcescens
(B) Campylobacter jejuni and Vibrio cholerae
(C) Clostridium perfringens and Bacteroides fragilis
(D) Mycobacterium tuberculosis and Pseudomonas aeruginosa
(E) Mycoplasma pneumoniae and Corynebacterium diphtheriae
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