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Microbiology 2051
Chapter 26
70
Biology
Undergraduate 2
12/04/2012

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Term
A __________ disease is an infection that normally affects animals but that can be transmitted to humans.
Definition
Zoonotic
Term
MRSA infections are typically treated with __________.
Definition
vancomycin
Term
Rubeola measles is caused by __________ virus.
Definition
paramyxovirus
Term
German measles and __________ are different names describing the same disease.
Definition
rubella
Term
Bacterial infections of the lung that arise secondary to viral disease are attributable in part to:
Definition
the impaired muccociliary escalator due to dehydration of host
Term
Which of the following does NOT pertain to influenza disease?
Definition
?
Term
Bacille Calmette-Guerin (BCG) is a weakened strain used to vaccinate against:
Definition
tuberculosis
Term
Which of the following is caused by a viral pathogen?
Definition
severe acute respiratory syndrome
Term
Which of the following pathogens does NOT cause diarrhea?
Definition
?
Term
What disease is caused without an infection?
Definition
staphylococcal food poisoning
Term
Why is antibiotic treatment NOT typically prescribed for staphylococcal food poisoning?
Definition
a. The bacterium is a multidrug-resistant pathogen.
b. No antibiotic is useful because it’s a mixed infection.
c. No vegetative cells are involved in the disease.
d. The causative agent is a MRSA.
e. NONE OF THE ABOVE (CORRECT)
Term
Which of the following is the causative agent of pseudomembranous enterocolitis?
Definition
Clostridium difficile
Term
A nationwide recall of spinach in 2006 was due to contamination by cattle water containing:
Definition
E. coli O157:H7
Term
Helicobacter pylori is thought to cause halitosis through:
Definition
neutralizing acid pH, which allows anaerobes to grow
Term
Strains of E. coli that cause about 75% of all urinary tract infections use __________ to latch onto proteins coating the urinary tract epithelium.
Definition
P pili
Term
A chancre is the initial symptom of what disease?
Definition
syphilis
Term
During secondary syphilis, the treponemes spread to the nervous and cardiovascular system; consequently:
Definition
the host remains infectious with characteristic rash
Term
Which of the following is employed by Chlamydia for spread within and between hosts?
Definition
rapidly replicating reticulate body
Term
Which of the following STDs can lead to sterility?
Definition
gonorrhea
Term
Eastern equine encephalitis is transmitted to humans via __________.
Definition
a mosquito bite
Term
Regarding the neurotoxigenic disease caused by Clostridium tetani, which of the following is NOT correct?
Definition
?
Term
One major source of Clostridium botulinum infection in infants is __________.
Definition
endospore-contaminated honey
Term
A hunter who presents with flu-like symptoms and lives in Boston has a ‘bull eye” rash on his leg. The appropriate diagnosis is __________.
Definition
Lyme disease
Term
What do hepatitis A and B viruses have in common?
Definition
They infect the liver.
Term
Herd immunity requires that at least what percentage of the population be vaccinated?
Definition
?
Term
Which vaccine is recommended for administration when one becomes an adolescent?
Definition
?
Term
Streptococcus pyogenes produces a protein that, anchored in the cell wall and cell membrane, allows the bacterial cells to adhere firmly to the pharyngeal tissue. This protein is called
Definition
M protein
Term
Streptococcus pyogenes is a(n)
Definition
beta-hemolytic streptococcus
Term
Erythrogenic toxin is
Definition
produced by Stretococcus pyogenes and damages the capillaries.
Term
A 1 year-old female was hospitalized with fever, lethargy and rash. Gram-negative, oxidase-positive cocci were cultured from her cerebrospinal fluid. Her symptoms were caused by
Definition
Neisseria meningitidis
Term
A Corynebacterium diphtheria infection is characterized by
Definition
pneumonia like symptoms
Term
The erythrogenic toxin expressed in strains of Streptococcus pyogenes is responsible for
Definition
the skin rash
Term
All the following are bacterial diseases of the lower respiratory tract except
Definition
pertussis (whooping cough).
Term
Which of the following is not a symptom of lethal pneumonia.
Definition
increased elimination of carbon dioxide
Term
What is the agent of primary atypical pneumonia.
Definition
Mycoplasma pneumoniae
Term
Cases of Legionnaire's disease have been linked to bacteria which
Definition
accumulate in standing water
Term
Penicillin is useless for the treatment of mycoplasma pneumonia because the causative organism
Definition
have no cell wall
Term
A patient has fever, difficulty breathing, chest pains and fluid in the alveoli. Gram-positive cocci were isolated from the sputum. The patient most likely has
Definition
Pneumococcal pneumonia
Term
Based on where in the body the infection occurs, which organism does not belong with the others?
Definition
?
Term
A child suffering from repeated bouts of a violent, high-pitched cough is brought to her physician's office. The physician is likely to diagnose infection by
Definition
Bordetella pertussis
Term
Streptococcus pyogenes causes all of the following diseases, except
Definition
pneumococcal pneumonia
Term
An important principal criterion for the diagnosis of meningococcal meningitis is
Definition
gram-negative diplococci in spinal fluid.
Term
Which of the following is not a common cause of pneumonia?
Definition
Stretococcus pneumoniae
Term
Which of these diseases can be transmitted to the fetus by an infected pregnant female?
Definition
syphilis
Term
The organism of leprosy
Definition
belongs to the same genus as the tubercle bacillus.
Term
The normal microbiota of the adult vagina consist primarily of
Definition
Lactobacillus
Term
Trachoma is
Definition
a chlamydial disease of the eyes
Term
Infection due to Haemophilus ducreyi may be identified by the isolation of
Definition
Gram-negative rods from the genital papules.
Term
Which of the following pairs is mismatched?
Definition
Yaws-- gram negative cocci
Term
The chancre is a painless, circular, purplish ulcer associated with
Definition
primary syphilis
Term
The similarities of organisms and symptoms have led many microbiologists to believe there is a relationship between
Definition
Yaws and syphilis
Term
A 25-year old male presented with fever, malaise, and a rash on his chest, arms and feet. Diagnosis was made based on serological testing. The patient then reported that he had an ulcer on his penis two months earlier. What stage of disease is the patient in?
Definition
Primary
Term
Newborn's eyes are treated with an antibiotic when
Definition
Always
Term
Which infection is caused by S. aureus?
Definition
Pimples, Sty, Boil, Carbuncles (All of the above)
Term
One of the difficulties in controlling gonorrhea is the fact that
Definition
50% of female infections may be asymptomatic.
Term
Chlamydia trachomatis causes
Definition
nongonococcal urethritis.
Term
Which of the following is true of the influenza virus?
Definition
The virion undergoes antigenic variations.
Term
An 8-year-old female has scabs and pus-filled vesicles on her face and throat. Three weeks earlier she had visited her grandmother who had shingles. What infection does the 8-year-old have?
Definition
Chickenpox
Term
The etiologic agent of warts is
Definition
Papillomavirus
Term
The etiologic agent of fever blisters
Definition
Herpes simplex
Term
Herpes zoster, or shingles, is an adult disease caused by
Definition
the same virus that causes chickenpox.
Term
The MMR immunization program has significantly affected the annual incidence of all the following diseases except
Definition
chickenpox
Term
A large, brick-shaped DNA virion is the responsible agent of
Definition
smallpox
Term
All the following characteristics apply to rhinoviruses except
Definition
they are DNA virues with helical symmetry
Term
. The scientific name for measles is
Definition
rubeola
Term
Viruses that have spikes on their envelopes and contain both hemagglutin and neuraminidase cause
Definition
influenza
Term
The adjectives western equine, La Cross, and California all apply to
Definition
forms of arboviral encephalitis
Term
If a woman has hepatitis B receive from an emergency blood transfusion, which of the following types of virus will be present?
Definition
a DNA virus
Term
Liver inflammation is a principal symptom of a disease transmitted by contaminated food and water as well as by contact, arthropods, and sexual intercourse. This disease is
Definition
hepatitis A
Term
All hepatitis infections are commonly associated with
Definition
liver infections
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