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What are the three factors of the epidemiological triangle?  Hint:  picture the Venn diagram of overlapping circles.

TLRs recognize                on the surfaces of pathogens which results in phagocytes activating a variety of defense mechanisms.

Inflammatory mediators (eg., histamines) are DIRECTLY responsible for which of the following?

           serve(s) as a defense for mucous membranes.

A nosocomial disease is a disease acquired by

The antiviral medication, Tamiflu® (oseltamavir) inhibits influenza virus by inhibiting            .

A virus infects only certain types of cells due to

A nurse is providing education to the parents of a toddler about nutritional needs. Which statement about water-soluble vitamins is accurate?

Which of the following would be most useful for producing sufficient DNA from a blood stain found at a crime scene to proceed with DNA fingerprinting analysis?

Due to increased antibiotic resistance (there are pathogens for which none of the antibiotics we have are effective), there has been increased interest in using phage therapy for treating these recalcitrant bacteria. Why?