Mmbio Quiz 10 Ch. 21

Front 1

causes gastroenteritis and most peptic ulcers; produces a protein that inhibits acid production and a potent urease which neutralizes stomach acid; is motile via flagella.

Back 1

helicobacter pylori

Front 2

is the leading cause of nontraumatic blindness in humans; energy parasites with a two-stage life cycle; one of the most common sexually transmitted organisms in the U.S. (LGV strain)

Back 2

chlamydia trachomatis

Front 3

curved gram-negative rod that causes explosive diarrhea; toxin activated adenylate cyclase causing fluid and electrolyte loss; pandemic strains are O1 El Tor and O139 Bengal.

Back 3

Vibrio Cholerae

Front 4

causes sexually transmitted disease of syphilis; has never been grown in cell-free media; is obligate pathogen of humans only.

Back 4

treponema pallidum pallidum

Front 5

humans are infected with this zoonotic pathogen through exposure to contaminated urine; can cause kidney and liver dysfunction; a thin spirochete with one end hooked like a question mark

Back 5

leptospira interrogans

Front 6

obligate intracellular pathogen that causes Rocky mountain Spotted Fever; transmitted by Dermacentor hard ticks

Back 6

Rickettsia rickettsii

Front 7

causes Lyme disease; transmitted by Ixodes hard ticks; causes a bull's-eye rash, neurological symptoms, and arthritis that can last for years.

Back 7

Borrelia Burgdorferi

Front 8

likely the most common cause of bacterial gastroenteritis in the U.S.; curved rod that is microaerophilic and capneic; causes a zoonotic disease most often from contaminated poultry

Back 8

campylobacter jejuni

Front 9

obligate intracellular pathogen that causes epidemic typhus; spread by human body louse; recurrent disease is called Brill-Zinsser disease.

Back 9

Rickettsia prowazekii

Front 10

extremely small circular pieces of RNA, devoid of protein, which causes diseases in plants

Back 10

Viroid