Lecture 22 Study Questions

Lecture 22 Study Questions - Lecture 22 Study Questions 1...

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Lecture 22 Study Questions 1. Why does antibiotic resistance continue to increase across the globe? Widespread antibiotic use promotes the evolution and growth of antibiotic-resistant pathogens overuse of antibiotics produces long-lasting changes in the mix of antibiotic-resistant and antibiotic susceptible microbes in the treated individual, in the environment, and society at large 2. List 6 pathogens that exhibit wide-spread resistance to antibiotics. 1) Staphylococcus aureus 2) Enterococcus faecalis 3) Mycobacterium tuberculosis 4) Pseudomonas aeruginosa 5) Haemophilus influenzae 6) Shigella dysenteria 7) Streptococcus pneumoniae 8) Escherichia coli 9) Acinetobacter 10) Neisseria gonorrhoeae 3. Clearly explain how antibiotic use selects for resistance. What happens to a resistant population of bacteria when the drug is withdrawn? Antibiotic attacks a group of bacteria cells that are highly susceptible to the medicine will die , but cells that have some resistance from the start (or that acquire it later thought
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Lecture 22 Study Questions - Lecture 22 Study Questions 1...

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