Microbiology Ch 23 & Ch 24

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When it first leaves the kidney, urine flows through
a the urinary bladder.
b the urethra.
c the ureter.
d the glomeruli.
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Terms in this set (43)
Which oral medication is recommended as an initial topical treatment for genital yeast infections? a penicillin b acyclovir c fluconazole found in his slides. d miconazolec fluconazole (found in slides) d. miconazole (text book answer)What is the only common infection of the reproductive tract caused by a protozoan? a gonorrhea b chlamydia c trichomoniasis d candidiasisc trichomoniasisWhich test is preferred for detecting T. vaginalis because of its high sensitivity? a NAAT b wet mounts c Pap tests d all of the above are equally gooda NAAT14. The genus of bacteria found in the vagina that is important in maintaining a healthy environment, including an acidic pH, is _____.Lactobacillus15. Pyelonephritis is a potentially severe infection of the _____.. kidneys16. Soft chancres on the genitals are characteristic of the sexually transmitted disease known as _____.chancroid17. Condylomata are _____.warts18. The most common Candida species associated with yeast infections is _____.C. albicans19. Trichomoniasis is caused by _____.Trichomonas vaginalis20. When the microbial balance of the vagina is disrupted, leading to overgrowth of resident bacteria without necessarily causing inflammation, the condition is called _____.vaginosis21. Explain the difference between a sexually transmitted infection and a sexually transmitted disease.An STI is a broader term, including colonization by organisms that may not necessarily cause disease.Chapter 24 1. Which of the following is NOT a way the normal microbiota of the intestine helps to prevent infection? a. It produces acids that lower the pH of the stomach. b. It speeds up the process by which microbes are flushed from the digestive tract. c. It consumes food and occupies space, outcompeting potential pathogens. d. It generates large quantities of oxygen that kill anaerobic pathogens.d. It generates large quantities of oxygen that kill anaerobic pathogens.2. What types of microbes live in the intestines? a. Diverse species of bacteria, archaea, and fungi, especially Bacteroides and Firmicutes bacteria b. A narrow range of bacteria, especially Firmicutes c. A narrow range of bacteria and fungi, especially Bacteroides d. Archaea and fungi onlya. Diverse species of bacteria, archaea, and fungi, especially Bacteroides and Firmicutes bacteria3. What pathogen is the most important contributor to biofilms in plaque? a. Staphylococcus aureus b. Streptococcus mutans c. Escherichia coli d. Clostridium difficileb. Streptococcus mutans4. What type of organism causes thrush? a. a bacterium b. a virus c. a fungus d. a protozoanc. a fungus5. In mumps, what glands swell to produce the disease's characteristic appearance? a. the sublingual glands b. the gastric glands c. the parotid glands d. the submandibular glandsc. the parotid glands6. Which of the following is true of HSV-1? a. It causes oral thrush in immunocompromised patients. b. Infection is generally self-limiting. c. It is a bacterium. d. It is usually treated with amoxicillin.b. Infection is generally self-limiting.7. Which type of E. coli infection can be severe with life-threatening consequences such as hemolytic uremic syndrome? a. ETEC b. EPEC c. EHEC d. EIECc. EHEC8. Which species of Shigella has a type that produces Shiga toxin? a. S. boydii b. S. flexneri c. S. dysenteriae d. S. sonneic. S. dysenteriae9. Which type of bacterium produces an A-B toxin? a. Salmonella b. Vibrio cholera c. ETEC d. Shigella dysenteriaeb. Vibrio cholera10. Which form of hepatitisvirus can only infect an individual who is already infected with another hepatitisvirus? a. HDV b. HAV c. HBV d. HEVa. HDV11. Which cause of viral gastroenteritis commonly causes projectile vomiting? a. hepatitisvirus b. Astroviruses c. Rotavirus d. Norovirusesd. Noroviruses12. Which protozoan is associated with the ability to cause severe dysentery? a. Giardia lamblia b. Cryptosporidium hominis c. Cyclospora cayetanesis d. Entamoeba histolyticad. Entamoeba histolytica13. Which protozoan has a unique appearance, with a blue halo, when viewed using ultraviolet fluorescence microscopy? a. Giardia lamblia b. Cryptosporidium hominis c. Cyclospora cayetanesis d. Entamoeba histolyticac. Cyclospora cayetanesisThe micrograph shows protozoans attached to the intestinal wall of a gerbil. Based on what you know about protozoan intestinal parasites, what is it? a. Giardia lamblia b. Cryptosporidium hominis c Cyclospora cayetanesis d. Entamoeba histolyticaa. Giardia lamblia15. What is another name for Trichuris trichiura? pinworm whipworm hookworm ascariasisb. whipworm16. Which type of helminth infection can be diagnosed using tape? pinworm whipworm hookworm tapeworma. pinworm17. The part of the gastrointestinal tract with the largest natural microbiota is the _________.Large intestine or colon18. When plaque becomes heavy and hardened, it is called dental calculus or _________.. tartar19. Antibiotic associated pseudomembranous colitis is caused by _________.Clostridium difficile20. Jaundice results from a buildup of _________.. bilirubin21. Chronic _________ infections cause the unique sign of disease of greasy stool and are often resistant to treatment.. giardia22. Liver flukes are often found in the _________ duct.bile