IMM250 CHAPTER 1-5 TOPHAT _ Questions with Verified Answers
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IMM imm250
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IMM Imm250
IMM250 CHAPTER 1-5 TOPHAT
CHAPTER ONE
1. Edward Jenner’s experiment was based on his observation that dairy workers seemed immune
to smallpox. He performed a famous experiment on an eight-year-old boy named James
Phipps. Which of the following best describes the crucial and innovative step of...
imm250 chapter 1 5 tophat chapter one 1 edward jenner’s experiment was based on his observation that dairy workers seemed immune to smallpox he performed a famous experiment on an eight y
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IMM250 CHAPTER 1-5 TOPHAT
CHAPTER ONE
1. Edward Jenner’s experiment was based on his observation that dairy workers seemed immune
to smallpox. He performed a famous experiment on an eight-year-old boy named James
Phipps. Which of the following best describes the crucial and innovative step of Jenner's
experiment and its rationale?
A: Jenner, before subjecting James to variolation, inoculated him with cowpox. Jenner thought that
persons infected with cowpox developed a form of immunity that protected them from smallpox
2. The first cholera vaccine created by Louis Pasteur is comparable to Jenner’s cowpox vaccine
because both vaccines induced immunity as a consequence of:
A: Using a less virulent form of the pathogen for inoculation
3. Emil von Behring and Shibasaburo Kitasato transferred cell-free serum from animals
immunized with diphtheria into guinea pigs that had never been exposed to diphtheria. They
were able to demonstrate:
A: All of the above
4. Many aspects of the side-chain theory of antibody formation proposed by Paul Ehrlich have
been proved correct with the exception of?
A: The idea that a single cell can express many different membrane-bound anti-toxins for different
antigens
5. Indicate in the list below the one feature that does not characterize adaptive immunity.
A: Rapid response (minutes, hours)
6. Which of the following are cells that first detect the presence of pathogens in tissues?
A: Macrophages, Dendritic cells
CHAPTER TWO
7. Koch’s postulates are:
A: Rules to be used to determine the causative agent of infectious diseases
8. Identify the incorrect statement about H. pylori infection.
A: *H. pylori* is never part of the normal microbiota
9. Ebola and SARS are examples of:
A: Emerging infections
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