BIOL 2420 - CH 19 Smartbook. 171 Questions and Correct Answers, 100% Correct, Latest 2024/2025.
What is used to subdivide the gram-positive bacilli into three general groups?
acid-fast staining properties
presence of endospores
________ is a zoonotic disease caused by Bacillus anthracis with ...
BIOL 2420 - CH 19 Smartbook. 171
Questions and Correct Answers, 100%
Correct, Latest 2024/2025.
What is used to subdivide the gram-positive bacilli into three general groups?
acid-fast staining properties
presence of endospores
________ is a zoonotic disease caused by Bacillus anthracis with differing human disease manifestations
based on the portal of entry
Anthrax
Which of the following are characteristic of the genus Bacillus?
gram-negative
source of antibiotics
aerobic
saprobic
endospore-forming
anaerobic
source of antibiotics
aerobic
saprobic
endospore-forming
Bacillus anthracis undergoes vegetative growth and sporulation in the ________.
soil
The species Bacillus __________ and Bacillus __________ are of primary medical importance.
anthracis; cereus
Which is the most common and the least deadly form of anthrax?
cutaneous
pulmonary
gastrointestinal
cutaneous
,The spores of Bacillus species are dispersed through which means?
viral vectors
droplet nuclei
biological vectors
dust into water
dust onto plants and animals
dust into water
dust onto plants and animals
Cutaneous anthrax results when Bacillus anthracis enters the body through the __________.
skin
Anthrax has been known as a zoonotic disease of __________ for centuries.
birds
rodents
dogs
cattle
cattle
Which of the following is a zoonotic disease caused by Bacillus anthracis which has different
manifestations of human disease depending on the portal of entry?
Myonecrosis
Bacillus food poisoning
Anthrax
Gas gangrene
Anthrax
The type of anthrax infection depends on:
the age group of infected
the pathogen's portal of entry
the species of pathogen
the source of the pathogen
the geographical area of the world
the pathogen's portal of entry
,Where does Bacillus anthracis undergo vegetative growth and sporulation?
in soil
in humans
in the air
in water
in soil
Which of the following is the primary sign/symptom seen in cutaneous anthrax?
difficulty breathing
formation of eschar
cyanotic skin tone
cardiovascular shock
formation of eschar
Cutaneous anthrax is the __________ and the __________ of the forms of anthrax.
least serious
most serious
least common
most common
least serious; most common
The inhalation of airborne spores from animal products or contaminated soil results in __________
anthrax.
pulmonary
How do B. anthracis endospores enter the body in cutaneous anthrax?
through ingestion
through inhalation
through skin abrasions
through skin abrasions
Which are involved in anthrax infection of the lungs?
Inhaled spores germinate
An eschar forms in infected area
Bacilli secrete exotoxins
Anthrax is a known zoonotic disease of which of the following?
goats
sheep
dogs
cattle
goats
sheep
cattle
The ingestion of B. anthracis spores in contaminated meat leads to __________ anthrax.
gastrointestinal
The type of anthrax infection depends on the pathogen's __________ of __________.
portal; entry
Antibiotic treatment for anthrax __________ decrease the effects of the toxin.
does not
does
does not
Which of the following are signs and symptoms of cutaneous anthrax?
capillary thrombosis
production of a papule
eschar
cardiovascular shock
production of a papule
eschar
Which are means used to prevent anthrax?
Animal vaccination
Routine use of prophylactic antiviral therapy
Sterilization of imported animal products
Routine vaccination
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