Exam 4 Questions 1 Which of the following are common modes of action of antibiotics Inhibition of cell wall syntheses Inhibition of DNA replication and transcription Injury to cell membrane Inhibition of protein synthesis a b c d e All of these f Answer E 2 Which of the following are the molecular mechanisms of bacterial resistance to antibiotics a Bacteria block entry of antibiotics b Bacteria encode enzymes that inactivate antibiotics c Bacteria mutate the genes encode the proteins targeted by antibiotics d Bacteria pump out antibodies e All of the above 3 If one measures a large zone of inhibition in a disk diffusion test one can assume that the bacteria are 5 Which of the following can cause bacterial meningitis 4 A prion is a n a Sensitive to the antibiotic b Resistant to the antibiotic c Unaffected by the antibiotic d Bacterial a Abnormally folded protein b Protein subunit c d Viral particle Form of a bacterium a Neisseria meningitis b Streptococcus pneumonia c Hemophilus influenza d All of the above Listeria monocytogenes a b Streptococcus pneumonia c Clostridium botulinum 7 The tetanus vaccine is a a Conjugated vaccine b Toxoid c Attenuated whole agent 6 Which gram positive rod is known to cause stillbirth and neurological disease in animals d Inactivated whole agent 8 A bull s eye rash is a common symptom in which disease 9 Rheumatic fever is an autoimmune complication from an infection of 10 What is the usual route of transmission for human herpesvirus 4 Epstein Barr Virus 11 Which of the following is not treated with antibiotics 12 Which organism produces a tough grayish membrane in the throat Lyme disease a Epidemic typhus b c Endemic typhus d Tularemia a Staphylococcus aureus b Francisells tularensis c Brucella melitensis d Streptococcus pyrogenes a Contaminated blood b Mosquitoes c Aerosol transmission d Transfer of saliva a Plaque b Tularemia c d Ebola e Anthrax Lyme disease a Strepcoccus pneumonia b Corynebacterium diphtheria c Mycobacterium tuberculosis d Hemophillus influenzae that cause Influenza a b Diphtheria c Pertussis d tuberculosis a Antigenic drift b Antigenic shift c Mutation d recombination a Enzymes b Hemagglutinin spikes c Lipid bilayer 14 In influenza viruses minor annual variations in the antigenic makeup are called 15 What allows the influenza virus to recognize and attach to body cells before infecting them 13 The mycolic acids of the cell wall are an important factor in the pathogenicity of the organisms d Protein coat
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