12. Which of the following is false concerning the STDs chlamydia, gonorhea and

Question

12. Which of the following is false concerning the STDs chlamydia, gonorhea and syphilis? A. They are on the rise in the US with the greatest # of combinedcases ever reported. B. Symptoms of routine chlamydial/gonococcal infections in males/females are similar C. Babies are infected in utero with all three and are born with the disease. D. Untreated syphilis produces the most severe consequences E. All of the above are true of these STDs. 13. Which of the following is false concerning viruses? A. not cellular in structure. B. generally small & filter passing so generally visualized using a TEM. C. they have autonomous metabolism allowing replication in vitro D. obligate intracellular parasites of plants, animals, fungi, protists, and bacteria. E. all of the above are true of viruses 14. Which of the following is false concerning influenza viruses? RNA virus with multiple RNA strands A. B. H mediates attachment to host receptors, N is involved in replication &release; influenza viruses are enveloped making hand disinfection possible. influenza vaccines commonly consist of a mixture of attenuated "live" viruses grown in chickens seasonal influenza virus types change and the predicted types included in the vaccine may not be appropriate to protect the majority of vaccine recipients C. D. E 15. Which of the following is false concerning gonorrhoeac? A. Neisseria gonorrhoeae (gonococcus, GC) is a fastidious G- diplococcus B. Acute urethritis, proctitis, salpingitis, pelvic inflammatory disease C. Penicillin resistance, then fluoroquinolone resistance D. Current CDC dual therapy, im Ceftriaxone& oral Azithromycin E. None of the above is false 16. Which of the following is false concerning infection with Chlamydia trachomatis A. Certain serovars cause lymphogranuloma venerum, a rare but serious STD B. Small G- obligate obligate intracellular pathogen transmitted by contact C. It has a complex life cycle with external elementary bodies and intracellular replicating D. E. reticulate bodies. Most infected persons have symptoms. The most common cause of bacterial STD& preventable blindness (trachoma). 17. Which of the following is false concerning Escherichia coli? A. indicator of fecal pollution in water quality testing B. most common cause of urinary tract infections. C ETEC cause traveler's diarrhea D. EHEC (STEC) cause bloody colitis and kidney damage. E. all of the above are true

Explanation / Answer

12. E. All of the above are true.

13. C.

Viruses do not have their own metabolic machinery and depend upon their host for carrying out metabolic activities.

14. C.

15. E. None of the above is false.

16. D. Most infected persons have symptoms.

Most persons infected with trochomatis are asymptomatic.

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