Reference no: EM132685327
1) How might a poor diet impact the microbial community of our guts?
a.Lack of certain foods in our diet may prevent colonization by certain types of microbes
b.Lack of certain foods may prevent the introduction of specific microbes into our bodies
c.Lack of certain foods in our diet may cause certain microbial communities to collapse and leave the body
d.All of the above
2) Approximately how many times more bacterial cells, than human cells are on our body?
a.100x
b.1,000,000x
c.10x
d.1000x
3) Our microbial communities may help to determine our:
a.Metaboilc rate
b.Odor
c.Behavior
d.All of the above
4) How many different species of microbes inhabit our bodies?
a.Several hundred
b.Several thousand
c.Several dozen
d.Billions
5) What technology is being employed by Jonathan Eisen and others to examine the microbial "cloud" that surrounds the human body?
a.mass-spectrometry
b.high-throughput microscopy
c.DNA sequencing
d.RNA sequencing
6) Which of these factors influences the make-up of our microbial community?
a.The food we eat.
b.Genetics
c.What microbes we are exposed to from the environment
d.Answers a and c
e.All of the above
7) Until recently it was common practice for surgeons to do what prior to ileal transplant surgery?
a.Cleave the ileum
b.Sterlize the recipient's ileum
c.Not perform this surgery due to the dangers of contamination
d.Sterilize the donor ileum
8) Which of the following statements is true?
a.Everyone's microbial community is nearly identical.
b.Most microbes one our bodies are pathogenic.
c.Some people completely lack bacteria in their gut.
d.Everyone's microbial community is different.
9) What procedure, previously used by veterinarians, is being used by physicians to help combat microbe-related ailments of the digestive system?
a.intestinal transplant
b.high colonics
c.fecal transplant
d.rectal swabs
10) Recently, it has been hypothesized that diseases such as Crohn's disease and diabetes are the result of:
a. Complete absence of microbes in the human body
b.increased attack upon the body by microbes
c.decreased attack upon the body by microbes
d.miscommunication between the body and microbes