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Microbiology Quizzes #3
Terms in this set (29)
Substances that are naturally produced by certain microorganisms and that can inhibit or destroy
other microorganisms are called
What microbial forms have the highest resistance to physical and chemical
Antimicrobics effective against a wide variety of microbial types are termed
________ is the process by which all living cells, spores, and viruses are destroyed on an object
The function of polymyxin is similar to that of a detergent. What cell structure will be most
affected by this drug?
Viruses cause more illnesses on an everyday basis than do bacteria. Why are there so few antiviral
agents compared to antibacterial agents?
Viruses use functions of the host to replicate themselves, so achieving selective toxicity is
The use of a physical or chemical process to destroy vegetative pathogens on inanimate objects
Penicillin targets peptidoglycan synthesis to inhibit ________.
cell wall formation
What are antimicrobial feature of the urinary system?
-One-way ureter valves prevent backflow of urine from bladder to kidneys
-Flushing action of urine
- pH of the urine
Primary syphilis is an inflammatory reaction at the site of infection called a
_______________ is commonly transmitted directly by sexual activity
There are two types of urinary tract infections: bladder infections, or __________, and kidney
infections, or __________.
Which of the following is NOT true of gonorrhea?
A chancre develops at the portal of entry.
Trichomoniasis is caused by a
_____________ is a syndrome that can occur among males with chlamydial infections of the urethra.
Non-gonococcal urethritis (NGU)
Vaginal pH is maintained by species of Lactobacillus, which produce
Women get urinary tract infections (UTIs) more often than men because
the location of the urethra in women is closer to the anus than in men and the urethra is women is shorter than in men.
What is TRUE about genital warts?
- They are sexually transmitted.
- Certain strains strongly predispose a person to cancer of the cervix or penis.
- They often occur on the penis, vagina, and cervix.
- They include large cauliflower-like masses called condylomata acuminata.
Inflammation of the thin clear membrane lining the eyelid and eye is called
A 45-year-old man has painful, pus-filled vesicles distributed over one dermatome on his back in
the upper right quadrant. His symptoms are most likely due to
What causes lymphadenopathy in a patient with an Epstein-Barr virus infection?
Infection and proliferation of B and T cells
Koplik spots are a diagnostic indicator of
During her pregnancy, Marcia's obstetrician recommended she have her husband clean the cat litter
box. Avoiding contact with contaminated cat feces during a pregnancy is important in preventing
Fungi that love human skin are called _______________.
What organism is endemic to the Africa, Asia, and South America?
Drugs used to treat the major systemic bacterial diseases fall into the category of __________.
A skin rash accompanied by systemic symptoms such as fever, malaise, and headache is referred to
as _______________, while skin rashes on the mucous membranes are called _______________.
Which enzyme helps Staphylococcus aureus to produce an abscess to keep itself away from the
human immune system's reach?
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