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Clostridium tetani
By Crislyn Myers
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Last updated almost 2 years ago
14 questions
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Question 1
1.
Clostridium tetani
causes
Measles
Botulism
Tetanus
Polio
Question 2
2.
C. tetani
is a gram-positive, endospore producing bacillus
True
False
Question 3
3.
C. tetani
uses which virulence factor?
Spike proteins
Surface receptors
Exoenzymes
Exotoxins
Question 4
4.
Which two exotoxins are used?
Tetanotoxin
Tetanospasmin
Tetanolysin
Hemolysin
Question 5
5.
Where are
C. tetani
endospores typically found?
Water
Soil
Plant hosts
Question 6
6.
What is the host range for
C. tetani
?
Animals only
Humans only
Humans and animals
Question 7
7.
The incubation period ranges from ___ to ___ days
7 to 10 days
3 to 21 days
2 to 14 days
Question 8
8.
Transmission
occurs through
Environmental endospores enter host through an open wound
Drinking contaminated water
Direct contact with an infected host
Endospores are consumed by eating raw or undercooked meat
Question 9
9.
Which toxin damages local tissues to facilitate the spread of the bacteria?
Tetanospasmin
Tetanolysin
Question 10
10.
Which toxin is absorbed by the nervous system and causes involuntary contraction of the skeletal muscles?
Tetanospasmin
Tetanolysin
Question 11
11.
Common signs and symptoms of tetanus include
Painful muscle spasms
Nausea and vomiting
Lockjaw
Muscle rigidity
Question 12
12.
Treatment of tetanus typically includes
Antiviral drugs
Antibiotics
Antitoxin vaccine
Wound cleaning
Question 13
13.
Tetanus is prevented by receiving scheduled toxoid vaccines called DTaP and TDaP
True
False
Question 14
14.
How often should adults receive a tetanus booster?
Every 5 years
Every year
Boosters are not necessary
Every 10 years