Microorganisms and Disease
Which of the following statements is not true regarding Mycobacterium tuberculosis and/or the disease it causes?

Antibodies to the pathogen are protective
None of these
The pathogen can live inside macrophages
The pathogen contains mycolic acid in its cell wall

ANSWER DOWNLOAD EXAMIANS APP

Microorganisms and Disease
Plastic implants can pose a serious nosocomial infection problem because

infected implants usually have to be surgically removed
All of these
phagocytes have trouble moving on the plastic surface
phagocytes have trouble engulfing bacteria embedded in a biofilm

ANSWER DOWNLOAD EXAMIANS APP

Microorganisms and Disease
Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis?

Both organisms cause skin and respiratory tract infections
Diphtheria toxin and edema toxin are ADP ribosylating toxins
Both organisms are gram-positive spore formers
The most serious disease symptoms are the direct result of toxin action

ANSWER DOWNLOAD EXAMIANS APP