Micro Ch. 19

Trachoma, the leading cause of blindness in the world, is caused by a __________ species.

Chlamydia

Which of the following organisms is the most common cause of urethritis?

Chlamydia trachomatis

The most common sexually transmitted disease in the United States is caused by:

Chlamydia trachomatis.

Which of the following bacteria is the most common cause of antibiotic-associated diarrhea? (Clostridium difficile; E. coli; Salmonella enteritidis; Shigella sonnei)

Clostridium difficile

Gas gangrene is always caused by:

Clostridium spp.

Which of the following organisms is the most common cause of cystitis?

Escherichia coli

T/F Diseases caused by Mycobacterium spp. are referred to as mycoses.

False

T/F Gangrene is always caused by a bacterium.

False

T/F Haemophilus influenzae is the most common cause of influenza.

False

T/F Tuberculosis and Hansen disease (leprosy) are caused by Mycoplasma spp.

False

Clostridium perfringens

Gas gangrene

Yersinia pestis

Gram negative bacillus

Neisseria gonorrhoeae

Gram negative coccus

Corynebacterium diphtheriae

Gram positive bacillus

Staphylococcus aureus

Gram positive coccus

Which of the following bacteria is associated with gastric and duodenal ulcers? (Campylobacter pylori; Helicobacter pylori; Salmonella enteritidis; Shigella sonnei)

Helicobacter pylori

Which of the following diseases may be caused by Chlamydia trachomatis?

Inclusion conjunctivitis; nongonococcal urethritis; trachoma; all of these choices

Borrelia burgdorferi

Lyme disease

Which of the following is the most common arthropod-borne disease in the United States?

Lyme disease

Which of the following bacteria is not a common cause of neonatal meningitis? (E. coli; Listeria monocytogenes; Neisseria meningitids; Streptococcus agalactiae)

Neisseria meningitids

Yersinia pestis

Plague

Borrelia burgdorferi

Spirochete

_______________ is the most common cause of toxic shock syndrome.

Staphylococcus aureus

_______________ is a common cause of subacute bacterial endocarditis (SBE) and a less common cause of cystitis.

Staphylococcus epidermidis

_______________ is one of the most common causes of neonatal meningitis.

Streptococcus agalactiae

_______________ is a common cause of bacterial pneumonia, meningitis, and otitis media.

Streptococcus pneumoniae

_______________ is the most common cause of pneumonia in the world.

Streptococcus pneumoniae

Certain strains of _______________ are the so-called flesh-eating bacteria.

Streptococcus pyogenes

The bacterial species most frequently associated with necrotizing fasciitis is:

Streptococcus pyogenes.

Treponema pallidum

Syphilis

T/F Botulism, gas gangrene, and tetanus are all caused by Clostridium spp.

True

T/F It is possible for scarlet fever and toxic shock syndrome to be caused by the same pathogen.

True

T/F Meningitis can be caused by a virus, a bacterium, a fungus, or a protozoan.

True

T/F The most common cause of gas gangrene also causes a type of food poisoning.

True

T/F Trachoma, Rocky Mountain spotted fever, and ehrlichiosis are all caused by obligate intracellular pathogens.

True

T/F a-Hemolytic streptococci of oral origin and Staphylococcus epidermidis are common causes of subacute bacterial endocarditis (SBE).

True

Bordetella pertussis

Whopping cough

The etiologic agent of which of the following bacterial diseases cannot be grown on artificial culture medium?

leprosy

Which of the following bacterial diseases is not transmitted by a tick? (Lyme disease; Rocky Mtn. spotted fever, plague, tularemia)

plague

Which of the following diseases is not caused by a spirochete?

plague

Which of the following bacterial diseases is not caused by an anaerobe? (botulism; gas gangrene; tetanus; tularemia)

tularemia

Which of the following diseases is not caused by an obligate intracellular pathogen? (chlamydial urethritis; human monocytic ehrlichiosis; Rocky Mtn. spotted fever; typhoid fever)

typhoid fever

Which of the following associations is incorrect?

typhoid fever . . . mosquito

Which of the following bacterial diseases is transmitted by a louse? (epidemic typhus fever; Lyme disease; plague; Rocky Mtn. spotted fever)

epidemic typhus fever

Which of the following diseases is not caused by a spore-forming bacterium? (anthrax; diphtheria; gas gangrene; tetanus)

diphtheria