CER Chapter 3 Review Quiz

Question 1

These bacteria are beneficial to humans:
a. symbiotic bacteria
b. viruses
c. gram-positive bacteria
d. gram-negative bacteria

Answer 1

Symbiotic bacteria

Question 2

Human biofilms:
a. are easier to clean than non-human biofilms
b. are formed by gram-negative bacteria
c. can attach to endoscopes
d. take longer to form than non-human biofilms

Answer 2

Can attach to endoscopes

Question 3

Symbiotic bacteria are harmful to humans
True or False

Answer 3

False

Question 4

Endoscopes can become contaminated from:
a. poor processing instructions from manufacturer
b. using contaminated water
c. damage to the devices
d. all the above

Answer 4

All the above

Question 5

Bacteria are divided into groups based on:
a. gram stain color
b. disinfectant resistant
c. virulence
d. all the above

Answer 5

gram stain color

Question 6

Gram negative bacteria stain:
a. purple
b. green
c. red
d. gram negative bacteria do not hold a gram stain

Answer 6

Red

Question 7

Bacteria spores are resistant to:
a. radiation
b. heat
c. chemicals
d. all the above

Answer 7

All the above

Question 8

Viruses are larger than bacteria:
True or False

Answer 8

False

Question 9

Enveloped viruses are easier to disable than non-enveloped viruses:
True or False

Answer 9

True

Question 10

An opportunistic infection is one that is usually caused by non-pathogenic bacteria.
True or False

Answer 10

True

Question 11

While bacteria can be pathogenic, fungus and parasites cannot be pathogenic. True or False

Answer 11

False

Question 12

Sepsis has been associated with:
a. bronchoscopy
b. duodenoscopy
c. upper GI endoscopy
d. all the above

Answer 12

All the above

Question 13

Endospores are formed:
a. outside the bacteria cell
b. inside the bacteria cell
c. during bacterial reproduction
d. after the bacteria has died

Answer 13

Inside the bacteria cell

Question 14

Biofilm is a colony of one type of bacteria that joins together
True or False

Answer 14

False

Question 15

Biofilm and fungus can form underneath artificial finger nails.
True or False

Answer 15

True