Week 7 Bacteria

Question 1

Vibrio cholerae

Answer 1

gram-negative curved rod
short, comma-shaped, very motile with single flagellum

Question 2

cholera red reaction

Answer 2

vibrio cholerae

Question 3

How is Vibrio cholerae transmitted?

Answer 3

fecal-oral route in contaminated food or water

Question 4

What is commonly found in contaminated shellfish?

Answer 4

Vibrio cholerae

Question 5

What causes Asiatic cholera?

Answer 5

Vibrio cholerae

Question 6

Which disease is characterized by “rice-water stools”?

Answer 6

Asiatic cholera

Question 7

What disease causes the host to lose a massive amount of fluid and electrolytes from the lower intestinal tract?

Answer 7

Vibrio cholerae

Question 8

Death can occur within a few hours from which disease?

Answer 8

Vibrio cholerae

Question 9

Having which bacteria/disease requires high concentrations of salt to survive?

Answer 9

Vibrio parahemolyticus

Question 10

Is Vibrio parahemolyticus considered a marine species?

Answer 10

Yes

Question 11

What does parahemolyticus cause?

Answer 11

severe gastroenteritis

Question 12

Does the bacteria parahemolyticus cause the disease or does a toxin?

Answer 12

the bacteria does

Question 13

Is parahemolyticus a true infection?

Answer 13

yes

Question 14

Parahemolyticus is obtained by eating raw shellfish. True/False

Answer 14

True

Question 15

Campylobacter jejuni

Answer 15

gram-negative curved rod
motile with a polar flagellum at each end of the cell

Question 16

What are the three sections of the small intestines?

Answer 16

duodenum
jejunum
ileum

Question 17

is Campylobacter jejuni a microaerophilic (likes to have just a little air, but not a true anaerobe)?

Answer 17

Yes

Question 18

Is Campylobacter jejuni intestinal normal flora in wild and domestic animals?

Answer 18

yes

Question 19

How is Campylobacter jejuni transmitted to humans?

Answer 19

contaminated meat (commonly chicken)
raw milk