Shigella species have all of the following characteristics except
A) they are non-motile,gram-negative bacilli.
B) the reservoir is human carriers.
C) they produce urease and hydrogen sulfide.
D) they infect the large intestine.
E) they produce an enterotoxin,called shiga toxin.
Correct Answer:
Verified
Q1: Helicobacter pylori causes
A)gastritis.
B)duodenal ulcers.
C)stomach ulcers.
D)increased risk for
Q2: Salmonelloses are
A)not caused by Salmonella typhi.
B)associated with
Q3: The streptococci attach to the surface of
Q5: Oral bacteria on the tooth surface
A)develop a
Q6: Typhoid fever has all of the following
Q9: Orchitis and epididymitis are seen in young,adult
Q10: Which statement does not accurately describe Salmonella
Q11: The causative organism for mumps is
A)Paramyxovirus
B)Morbillivirus.
C)Streptococcus pyogenes.
D)Corynebacterium
Q21: Gingivitis _.
A) is primarily caused by normal
Q26: Which is not a characteristic of Helicobacter
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