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Microbiology
Microbiology
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1
Sterilization is the process of:
helping bacteria grow
Destroying only non-pathogenic bacteria
weakening bacteria
destroying all bacteria
2
Bacteria can be mostly destroyed by:
Boric acid
Antiseptics
Deodorants
Disinfectants
3
An example of a local infection is:
Blood poisoning
A blackhead
Common cold
A boil
4
Immunity that is inherited is referred to as being:
Natural
Obtained
Relinquished
Acquired
5
Before sanitizing an instrument, it should be washed with:
Soap and warm water
Sulphur
Formalin
Chlorine
6
Who of the following may be held responsible for maintaining the sanitary rules?
owner
licensed technician
all of the above
manager
7
Molds and mildews are examples of:
parasites
fungi
pathogenic bacteria
protozoa
8
Dry heat sterilization is accomplished using a dryclave oven at 340*F for a period of:
15 minutes
45 minutes
60 minutes
30 minutes
9
The shape of spirilla bacteria is:
spiral/corkscrew
square
round
rod
10
A more common name for bacteria is:
Cold sore
Insect
Disease
Germ
11
The study of micro-organisms is known as:
genetics
biology
bacteriology
chemistry
12
The shape of cocci bacteria is:
square
round
rod
spiral
13
The shape of bacilli bacteria is:
Spiral
Curved
Round
Rod
14
Containers for disinfecting instruments should be changed:
Weekly
Daily
Whenever needed
Monthly
15
What is the most important procedure for the electrologist and esthetician to do before beginning a treatment:
Putting on gloves
hand washing
Turning the machine on
Setting a timer
16
Bacteria can be destroyed on the skin by:
Ice water
UV rays
Soap suds
Antiseptics
17
An example of a spore-forming bacteria is:
Flagella
Trichina
Tetanus
Cilia
18
The ability of the body to resist and destroy bacteria is known as:
Contagion
Infection
Susceptibility
Immunity
19
All supplies shall be dispensed from:
Plastic bottles
Glass jars
Containers clearly identified
Container you can see through
20
Bacteria reproduce by dividing into
spores
three daughter cells
two daughter cells
four daughter cells
21
Single-celled micro-organisms, thought to be the smallest animals, are called:
flagella
cilia
protozoa
pathogenic
22
Vaccination is an example of immunity that is:
natural
contagious
acquired
infectious
23
Steam sterilization for a using an autoclave at 250*F with a pressure of 15 lbs. psi requires at least:
10 minutes
15-20 minutes
1 hour
30 minutes
24
The most common form of pathogenic bacteria are:
Spiral shaped
Rod shaped
Square shaped
Round shaped
25
Immunity may be acquired by receiving certain kinds of:
Exercises
Training
Instructions
Vaccinations
26
Certain bacteria have the ability to move about with the aid of:
Fins
Cilia
Spores
Legs
27
Electrodes may be sanitized with:
Boiling water
Sulphur
Boric acid
70% alcohol
28
Regulatory authorized inspections shall be allowed:
By appointment only
Anytime Mon-Sat
9am-5pm
Anytime the practice is being conducted
29
Organisms that need living matter for growth are called:
protozoa
saprophytes
parasites
sebum
30
The French bacteriologist and chemist known for his work with microbes was:
Jonas Salk
Louis Pasteur
Albert Einstein
Anton van Leeuwenhock
31
Infection resulting from treatment will usually occur:
24 hours after treatment
8 hours after treatment
within 12 hours after treatment
1 hour after treatment
32
Harmless bacteria are called:
homogenized
contagious
non-pathogenic
pathogenic
33
Probes, needles, and lancets should be:
disposable
sanitized
either sterilized OR disposable
sterilized
34
The majority of all bacteria are
Visible to the naked eye
Harmless
Harmful
Deadly
35
A chemical agent having the power to destroy bacteria is:
germicide
boric acid
antiseptic
sanitizer
36
Formaldehyde is an active gas found in:
Sulphur
Oxygen
Chlorine
Formalin
37
A good disinfectant is quick acting, non-corrosive and:
irritating to the skin
usually expensive
complicated to use
easy to prepare
38
Bacteria are minute, one-celled microorganisms belonging to which category?
mineral
prokaryote (vegetable)
chemical
animal
39
The inactive stage in the bacterial life cycle is called the
vegetative stage
non-pathogenic stage
pathogenic stage
spore forming stage
40
Biological monitoring should be done:
weekly
bi-monthly
monthly
daily
41
A disinfectant is:
stronger than an antiseptic
weaker than an antiseptic
the same as an antiseptic
milder than an antiseptic
42
A body sign of bacterial infection is the presence of:
lymph
pus
blood
sweat
43
An example of a general infection is
A boil
Blood poisoning
Nose discharge
A skin lesion
44
Organisms that live on dead matter and do not cause disease are called:
parasites
erythrocytes
melanocytes
saprophytes
45
The common cold is caused by:
Virus
Bacteria
Saprophytes
Protozoa
46
The active stage in the bacterial life cycle is called the:
non-pathogenic stage
vegetative stage
pathogenic stage
spore forming stage
47
A person who, although immune to a disease, may still infect other people, is known as:
a conditioner
a disease carrier
a messenger
an immunizer
48
The process of cell division is called:
Cilia
Mitosis
Flagella
Prototosis
49
The body defends itself from harmful bacteria by producing:
Spirillium
Vaccines
Pathogens
Inflammation
50
During the active stage, bacteria:
grow and reproduce
remain the same
are in spore form
die