Microorganisms and Disease
Mucus helps in protecting against pathogens by

facilitating the growth of normal flora
lowering the pH
blocking access and attachment of pathogens to mucosal surfaces
sequestering Iron

ANSWER DOWNLOAD EXAMIANS APP

Microorganisms and Disease
Which of the following is true regarding anthrax?

Inhalation anthrax and cutaneous anthrax are caused by separate strains of Bacillus anthracis
Inhalation Anthrax requires infection with a large number of spores
Anthrax is highly contagious
Anthrax is caused by a virus

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP