Normal Microbiota - body

?
  • Created by: MariaC5
  • Created on: 15-01-18 15:14
Adult human body made up of how many eukaryotic cells.
10^13
1 of 36
Which is not a host characteristic that affects the normal microbiota?
Height
2 of 36
Which is not a sterile site?
Mouth
3 of 36
The skin is what kind of environment?
Hostile
4 of 36
The skin has an intact --?
Stratum corneum
5 of 36
The skin has - moisture content & - salt content
low, high
6 of 36
The pH in the stomach is
acidic
7 of 36
The bacteria on the skin is either?
Resident or transient
8 of 36
Staphylococci survive on surface, for example?
S.epidermis
9 of 36
What survives in the skins oil glands?
Propionibacterium acnes
10 of 36
In the mouth, microorganisms grow in the form of?
biofilms
11 of 36
Streptococcus spp. stick to teeth then what develops?
Microbial communities
12 of 36
After Streptococcus stick to teeth and microbial communities develop what happens?
Anaerobes grow in the gingival crevice
13 of 36
In the nose and throat, Staphylococci & Streptococci grow where?
Just inside the nares
14 of 36
What pH range is the stomach?
2-3
15 of 36
In the stomach, Helicobacter pylori does what?
Drills into mucus lining the stomach
16 of 36
Helicobacter pylori in the stomach is carried by what % of the population?
50%
17 of 36
Helicobacter pylori in the stomach is carried by what % of the population asymptomatically?
80%
18 of 36
The Duodenum, Jejunum and Ileum are parts of what?
Small intestine
19 of 36
pH ranges from - in duodenum to - in ileum
5.7 , 7.5
20 of 36
Bile, shear forces and proteolytic enzymes do what?
Inhibit colonisation
21 of 36
Two acid tolerant species in the duodenum species are?
lactobacillus and streptococcus
22 of 36
In the jejunum the dominant species are similar to duodenum?
True
23 of 36
Enterococci are also commonly isolated where?
Jejunum
24 of 36
Microbial community in the ileum derived from where?
Jejunum & large intestine
25 of 36
Composition of microflora not affected by host diet in ileum?
False
26 of 36
Large Intestine is the largest microbial population of the body?
True
27 of 36
In the large intestine, how many species are there?
>400
28 of 36
How many microorganisms does an adult excretes per day?
3x10^13
29 of 36
Upper part of genitourinary tract (kidneys & ureters) are free from microbes?
True
30 of 36
The pH ranges in the male genitourinary tract from?
From slightly acidic (urine) to slightly alkaline (semen)
31 of 36
What is the pH of the female genitourinary tract?
6
32 of 36
The female genitourinary tract is colonised by how many species?
2-11
33 of 36
What is not part of host nutrition?
Provide nutrients to tissues
34 of 36
Metabolic diversity of gastrointestinal bacteria may aid detoxification of potentially harmful dietary compounds, is what?
Detoxification
35 of 36
Germ free animals have reduced gastrointestinal capillary network and immune system, is what?
Host Development
36 of 36

Other cards in this set

Card 2

Front

Which is not a host characteristic that affects the normal microbiota?

Back

Height

Card 3

Front

Which is not a sterile site?

Back

Preview of the front of card 3

Card 4

Front

The skin is what kind of environment?

Back

Preview of the front of card 4

Card 5

Front

The skin has an intact --?

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Other resources:

See all Other resources »See all Life on Earth resources »