Ch (10) Flashcards
Clostridium spp. consider as which of the following
Gram +ve rods
Gram -ve rods
Gram -ve cocci
Gram +ve cocci
Gram +ve rods
Clostridium spp. consider as which of the following
Obligate anaerobes
Facultative anaerobes
Obligate aerobes
Obligate anaerobes
Which of the following diseases have mortality rate more than 90%
Localized tetanus
Cephalic tetanus
Neonatal tetanus
Neonatal tetanus
Which of the following botulinum toxins are most commonly associated with human illness ?
A
B
C
D
E
F
G
H
A. B. E. F
Which of the following clostridium species caused double vision
C. tetani
C. botulinum
C. perfringens
C. difficile
C. botulinum
What is the bacteria that responsible for antibiotic-associated gastrointestinal
disease ranging from self-limited diarrhea to severe.
يعني المصاب فيها إذا اكل مضاد يجيه إسهال
Clostridium difficile
What is the 3 Antibiotics that are most commonly associated with pseudomembranous colitis
ampicillin, cephalosporins, and clindamycin.
What is the bacteria that consider as obligate intracellular parasites of eukaryotic cells.
Chlamydiae
Name the bacteria that unable to carry out energy metabolism
Chlamydiae
Why chlamydiae were originally thought to be viruses?
Because of their dependence on host
biosynthetic machinery.
Why chlamydia are now classified as bacteria?
Because they have cell wall and contain DNA, RNA, and ribosomes.
What is the most likely disease of a man with genital Infection caused by C. trachomatis ?
nongonococcal urethritis
Name the bacteria that causes an
influenza-like illness called psittacosis
Chlamydia psittaci
What is the bacteria that stained best by Giemsa stain. And it is obligate intracellular bacterium of eukaryotic cells.
Rickettsia
How Rickettsia transmitted to humans ?
Rickettsia is transmitted to humans by the bite of infected ticks
and mites and by the feces of infected lice and fleas.
