Lesson 11

Question 1

Bifidobacterium:-

Answer 1

genusofgram +, nonmotile, often branchedanaerobicbacteria.
Can change their shape
Living in GI tract,vaginaand mouth of mammals
Bifidobacteria are one of the major genera of bacteria that make up thecolonflora in mammals. Some bifidobacteria are used asprobiotics.

Question 2

clostridium difficile :-

Answer 2

Bad normal flora GI truck bacteria

Most harmful following a course of antibiotics when it is able to proliferate.

Question 3

Enterococcus faecalis :-

Answer 3

Bad normal flora GI truck bacteria

common cause of post-surgical infections.

Question 4

campylobacter :-

Answer 4

Bad normal flora GI truck bacteria
C Jejuni and C coli are the strains most commonly associated with human disease. Infection usually occurs through the ingestion of contaminated food.

Question 5

Lactobacillus :-

Answer 5

Good normal flora GI truck bacteria

Beneficial varieties produce vitamins and nutrients, boost immunity and protect against carcinogens.

Question 6

Escherichia coli :-

Answer 6

Good normal flora GI truck bacteria
involved in the production of vitamin K2 (essential for blood clotting) and help to keep bad bacteria in check. But some strains can lead to illness.

Question 7

Bifidobacteria :-

Answer 7

Good normal flora GI truck bacteria
The various strains help to regulate levels of other bacteria in the gut, modulate immune responses to invading pathogens, prevent tumour formation and produce vitamins.

Question 8

The various strains help to regulate levels of other bacteria in the gut, modulate immune responses to invading pathogens, prevent tumour formation and produce vitamins.
BIFIDOBACTERIA
Bifidobacteria

Answer 8

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