Which of the following diseases is least likely to be transmitted by water? a) Hepatitis A b) Cholera c) Shigellosis d) Trachoma e) Typhoid

A country that sees most Hepatitis B (HBV) infections in young adults is most likely to have what endemicity level of chronic HBV infection? A) No endemicity B) Low endemicity C) Moderate endemicity D) High endemicity

Which of the following is not applicable to Legionella pneumophila, or to the disease it causes, Legionnaire's disease? A) O It causes an atypical form of pneumonia B) OFound in the environment, typically as an intracellular parasite of amoebas C) O lt is a Gram-negative motile rod D) OIt is a foodborne disease E) OIt is an invasive pathogen that can multiply within macrophages

Cholera is most commonly transmitted through which route?         A)Wound contamination         3)The bite of a tick         4)Fecally contaminated water         5)Close physical contact

1) Which of the following apply(ies) to Bacillus cereus and Bacillus anthracis? Choose all that apply: a) B. anthracis forms spores while B. cereus does not b) B. cereus is more lethal when it causes an infection c) B. anthracis has extra-chromosomal DNA that makes it more pathogenic d) Despite their similar names, the two are actually not at all related e) The 16S rRNA gene sequences of these bacteria are more than 99% identical, meaning that they are actually members of the same species

Which of the following diseases is NOT controlled by a mosquito control program? Group of answer choices A) Yellow fever B) Dengue fever C) Leprosy D) Malaria

The nurse provides education to the woman's family regarding malaria prevention. All of the following are recommended, except ________. A) washing all bedding and clothing in hot water B) eliminating areas of stagnant water C) use of bed nets D) prophylactic antimalarials

Which term would best describe the occurrence of a disease that is not normally seen, yet occasionally a case will occur, such as tetanus? 1) endemic O 2) sporadic 3) epidemic O 4) pandemic

Which type of infection is the MOST easily spread to the largest number of people?   Question 3 options:   a)  gastrointestinal   b)  vector-borne   c)  respiratory   d)  sexually transmitted

104) The person known to history as "Typhoid Mary" was identified by public health officials as a source of typhoid fever, although she reported she had never had typhoid fever. Which of the following is the most accurate description of her in this scenario? A) contact carrier B) human carrier C) reservoir D) both a human carrier and a reservoir E) a reservoir but not a carrier