BIOL 2460- Exam 4 Review Questions With Complete
Solutions
______________ occurs when an infected individual passes the
infection on to other individuals, who pass it on to still others,
increasing the penetration of the infection into the susceptible
population. Correct Answers propagated spread
A. determined the source of cholera outbreak in London
B. showed the surgical would infection rates could be
dramatically reduced by using carbolic acid to disinfect surgical
tools, bandages, and surgical sites
C. compiled data on causes of mortality in soldiers, leading to
innovations in military medical care
D. developed a methodology for conclusively determining
etiology of disease Correct Answers C
D
B
A
A _________ is an animal that can transfer infectious pathogens
from one host to another. Correct Answers vector
A batch of food contaminated with botulism exotoxin,
consumed at a family reunion by most of the members of a
, family, would be an example of a ________ outbreak. Correct
Answers point source
A blanket from a child with chickenpox is likely to be
contaminated with the virus that causes chickenpox (Varicella-
zoster virus). What is the blanket called?
A. fomite
B. host
C. pathogen
D. vector Correct Answers A
A communicable disease that can be easily transmitted from
person to person is which type of disease?
A. contagious
B. iatrogenic
C. acute
D. nosocomial Correct Answers A
A difference between an acute disease and chronic disease is
that chronic diseases have extended period of
____________________. Correct Answers illness
A mosquito bites a person who subsequently develops a fever
and abdominal rash. What type of transmission would this be?
A. mechanical vector transmission
B. biological vector transmission
C. direct contact transmission
D. vehicle transmission Correct Answers B
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