False 2 2 pts ques on 30 the alpha toxin

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False 2 / 2 pts Ques ! on 30 The alpha-toxin perfringolysin is associated with which medical condi " on caused by Gram-posi " ve anaerobic bacteria? Tetanus Leprosy Botulism Gas gangrene Correct! Correct! The bacterium that produces the alpha toxin perfringolysin is aptly named Clostridium perfringens. 2 / 2 pts Ques ! on 31 True or False. Pneumonic plague is o % en characterized by painfully swollen lymph nodes. Submission Details: Time: 57 minutes Current Score: 111.67 out of 120 Kept Score: 111.67 out of 120 Home Modules Grades
nodes. True False Correct! Pneumonic plague targets the respiratory system while bubonic targets the lymph system. 5 / 5 pts Ques ! on 32 Iden " fy the following disease: Gas gangrene Frost bite Anthrax Correct! Correct! Anthrax—the dis " nct black center at the site of infec " on is a hallmark of anthrax infec " on. Tetanus 2 / 2 pts Ques ! on 33 True or False. Chlamydia trachoma ! s can be grown on an agar plate alone. True False Correct! Correct! Chlyamdia is an obligate parasite and requires a host (viable cells) for its growth. 2 / 2 pts Ques ! on 34 True or False. Similar to chickenpox, the blisters that appear with shingles can cover the en " re body. True False Correct! False. Unlike chickenpox blisters, which can form anywhere, the blisters associated with shingles are localized and limited to small areas. Your Answer: 5 / 5 pts Ques ! on 35 What linear, double-stranded, enveloped DNA virus is the first virus (as of Oct. 26, 1977) to be o cially declared eradicated? Small Pox or the Variola Virus Smallpox (Variola virus). Although once a major cause of death in the world, a smallpox vaccine was developed in 1796 by Edward Jenner. Global vaccina ! on e ff orts have prevented smallpox from appearing in humans since October 26, 1977, making smallpox the first infec ! ous disease ever to be eradicated . Your Answer: 5 / 5 pts Ques ! on 36 Describe the main underlining di ff erences between the Salk and Sabin polio vaccine. The Salk vaccine was developed by Jonas Salk and 90 percent of people who got the vaccine for poliomyeli " s developed protec " ve an " bodies against the virus, the protec " on increased to 99 percent with repeated injec " ons over " me and it was more e ff ec " ve although Albert Sabin developed an oral vaccine or OPV that was giving by mouth and also helped people to develop protec " ve an " bodies against the virus although only by 95 percent a % er repeated doses, it was favored by the popula " on because it was given by mouth instead of ge & ng the Salk vaccine with injec " on even though Salks development was more protec " ng. The Salk vaccine contained an inac ! vated form of the virus and was injected while the Sabin vaccine contained a live a " enuated (weakened) form of the virus and was administered orally. Your Answer: 5 / 5 pts Ques ! on 37 A drug company is trying to develop a new drug that will inhibit viral entry of Influenza. Would the drug company target hemagglu " nin proteins or neuraminidase proteins? Why?

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