Term
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Definition
a complete, infectious virus particle |
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Term
The definition of lysogeny is |
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Definition
Phage DNA is incorporated into host cell's chromosome |
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A clearing due to phage replication on a confluent "lawn" of bacteria is called a |
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Definition
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Cytopathic effects are changes in host cells due to |
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Definition
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A bacteriophage is a type of virus that |
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Definition
replicates within bacteria |
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Term
The togaviridae cause equine encephalitis and other diseases. These RNA viruses have a symmetrical capsid with 20 equilateral triangles and 20 edges and 12 points. Such a capsid is an example of a(n) |
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Definition
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Describes a method by which an enelope virus leaves the host cell while acquiring an envelope. |
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Definition
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Latent animal viruses are present in cells as |
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Definition
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The following steps occur during multiplications of the DNA virus like Herpes viruses. What is the third step? |
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Definition
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Term
Viral envelopes are usually acquired by |
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Definition
budding through the membrane of the cell |
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Term
The neuramindase of influenza viruses assists in |
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Definition
release of virus through the cell membrane |
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Term
Animal viruses have attachment sites |
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Definition
over the entire surface of the capsid |
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Term
The retrovirus can synthesize DNA from RNA because it contains |
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Definition
the enzyme reverse transciptase |
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Term
The viruses of influenza, measles, and mumps are known for their ability to |
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Definition
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Term
The nucleic acid of a virus encased in its protein coat is often referred to as the |
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Definition
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Yellow fever is a viral disease of the liver. As such, the yellow fever virus is classified as a |
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Definition
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Term
You have isolated an animal virus whose capsid is a tightly wound coil resembling a corkscrew or spring. Such a capsid is referred to as a(n) |
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Definition
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Rous sarcoma virus causes a cancer in chickens. This is a(n) _______ virus, which is clasified in the ________ because it contains reverse transciptase. |
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Definition
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Term
The rabies virus is a(n) _________ virus, which is classified in the ________ groups. |
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Definition
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Term
All of the following are possible methods for cultivating viruses except
a. fertilized chicken eggs
b. tissue cultures
c. laboratory animals
d. blood agar medium |
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Definition
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Term
Which of the following is true of the influenza virus? |
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Definition
The viron undergoes antigenic variations |
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Term
The respiratory synctial virus takes its name from the |
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Definition
formation of giant cells in tissue culture cells |
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Term
Viruses that have spikes on their envelopes and contain both hemagglutin and neuraminidase and cause |
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Definition
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Term
The fluid-filled vesicles occurring in cases of chickenpox |
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Definition
contain large amounts of virus |
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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? |
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Definition
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Term
When is Respiratory Syncytial Virus (RSV) more commonly seen? |
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Definition
in most children under the age of 5 |
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Term
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Definition
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The etiologic agent of warts is |
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Definition
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Which one of the following is not a dermotropic viral disease? |
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Definition
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Term
The etiologic agent of fever blisters |
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Definition
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Term
How can herpes simplex HSV-1 be prevented? |
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Definition
don't kiss someone who has a cold sore |
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Term
German measles is similar to measles becasue |
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Definition
a skin rash occurs in both diseases |
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Term
Herpes zoster, or shingles, is an adult disease caused by |
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Definition
the same virus that causes chickenpox |
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Term
Most cases of herpes zoster, or shingles, occur in |
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Definition
people over 50 years of age |
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Term
The MMR immunization program has significatnly affeted the annual incidence of all the following diseases except
A. rubella
B. German measles
C. mumps
D. measles
E. chickenpox |
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Definition
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Term
A large, brick-shaped DNA virion is the responsible agent of |
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Definition
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Term
The prospect for developing a vaccine for the common cold are not promising because |
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Definition
many different viruses can cause the common cold |
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Term
All of the following characteristics apply to rhinoviruses exept |
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Definition
they are DNA viruses with helical symmetry |
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Term
The scientific name for mealses is |
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Definition
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Term
Each of the following diseases is caused by a member of the herpesviridae, except
a. chickenpox
b. shingles
c. smallpox
d. cold sores |
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Definition
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Term
All of the following statements are associated with parainfluenza except |
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Definition
this is a disease associated with sumer weather |
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Term
The rotavirus and echovirus are both associated with |
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Definition
grastointestinal distress |
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Term
Yellow fever is so-named because |
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Definition
it is accompanied by substancial jaundice |
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Term
The adjectives western equine, La Cross, and California all apply to |
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Definition
forms of arbovial encephalitis |
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Term
Hydrophobia is usually accompanied by |
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Definition
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Term
Vaccines are available for all fo the following diseases, except
a. yellow fever
b. rabies
c. mononucleosis
d. polio |
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Definition
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Term
Infectious mnonucleosis is caused by Epstein-Barr virus. Another condition caused by this virus is |
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Definition
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Term
If a woman has hepatitis B receive from an emergency blood transfusion, which of the following types of viruses will be present? |
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Definition
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Term
Liver inflammation is a principal symptom of a disease transmitted by contaminated food and water as wella s by contact, arthropods, and sexual intercourse. This disease is |
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Definition
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Term
A woman with a fluctuating fever comes to a physician. She says that every bone in her body feels like it's breaking. Of the following, the patient is likely to be suffering from |
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Definition
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Term
All hepatitis infections are commonly associated with |
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Definition
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Term
The Sabin polio vaccine consists of viruses inactivated with formaldehyde, whereas the Salk vaccine is made with attenuated viruses
true/fals
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Definition
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Term
Lassa fever and Marburg disease are typical of the viral diseases that affect the skin and cause severe pocklike lesions to form.
true/false |
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Definition
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Term
The first antibiotic discovered was |
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Definition
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Term
The antibiotic streptomycin binds with tRNA^met at the 30S ribosome. For this information you can conclude that streptomycin |
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Definition
prevents transciption in prokaryotes |
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Term
In the presence of penicillin, what kills the bacteria? |
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Definition
It undergoes osmotic lyses |
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Term
Interferes with protein synthesis in microorganisms |
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Definition
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Term
Teteracycline is the drug of choice in treating most |
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Definition
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Term
Penicillin G is most effective against |
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Definition
log phase Gram-positive bacteria |
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Term
Tetracycline antibiotics interfere with |
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Definition
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Term
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Definition
interfering with cell-wall biosynthesis |
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Term
Amoxicillin is preferable to penicillin because it |
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Definition
is absorbed more easily from the intestine when taken orally |
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Term
The beta-lactam nucleus is the basic structure of the |
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Definition
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Term
In competitive inhibition, sulfanilamide is used by a bacterium in an abortive attempt to |
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Definition
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Term
Isoniazid is a particular value |
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Definition
for treating tuberculosis |
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Term
All aminoglycoside antibiotics function by |
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Definition
attaching irreversibily to ribosome and preventing protein synthesis |
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Term
Members of the genus Streptomyces |
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Definition
produce many well-known antibiotics |
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Term
Both the cephalosporin and penicillin antibiotics |
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Definition
act on the cell wall of bacteria |
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Term
Which of the following antibiotics is not bactericidal?
a. aminoglycosides
b. cephalosporins
c. chloramphenicol
d. vancomycin |
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Definition
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Term
Chloroquine, primaquine, and quinine are of value for the treatment of |
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Definition
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Term
What is the action of the antibiotic rifampin? |
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Definition
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Term
Use of antibiotics in animal feed leads to antibiotic-resistant bacteria because |
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Definition
the antibiotics kill susceptible bacteria, but the few that are naturally resistant live and reproduce, and their progeny repopulate the host animal |
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Term
What is the alternative drug used in treating syphilis and gonorrhea infection in penicillin sensitive patient? |
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Definition
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Term
Which antibiotics does not inhibit cell wall biosynthesis? |
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Definition
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Term
A common feature of bacitracin and polymyxin B is that both antibiotics |
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Definition
are produced by Bacillus species |
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Term
What is the action of macrolides like erythromycin? |
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Definition
inhibiting protein synthesis |
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Term
Which antibiotic is not given to pregnant women because it stunts fetus bone growth? |
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Definition
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Term
All of the following apply to the tetracycline antibiotics except
a. they are associated with discoloration of the teeth
b. they are used for rickettsial and chlamydial diseases
c. they are broad-spectrum antibiotics
d. they may cause aplastic anemia or the gray syndrome |
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Definition
d. they may cause aplastic anemia or the gray syndrom |
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Term
Caused by a member of the Picornaviridae
a. polio
b. infectious hepatitis
c. rabies
d. infectious mononucleosis
e. two of the above |
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Definition
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Term
The organism of gonorrhea |
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Definition
rarely contracted from a dry surface such as a toilet seat |
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Term
Which of these diseases can be transmitted to the fetus by an infected pregnant female? |
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Definition
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Term
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Definition
belongs to the same genus as teh tubercle bacillus |
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Term
The normal microbiota of the adult vagina consist primarily of |
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Definition
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Term
A chlamydial disease of the eyes |
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Definition
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Term
All of the following are characteristic signs of secondary syphillis except |
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Definition
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Term
Infection due to Haemophilus dureyi may be identified by the isolation of |
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Definition
gram negative rods from the genital papules |
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Term
Which of the following pairs is mismatched?
a. yaws-gram negative cocci
b. gonorrhea- gram negatic cocci
c. chancroid- gram negative rod
d. syphilis- gram negative spirochete |
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Definition
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Term
What is not a cause of nongonococcal urethritis?
a. chlamydia
b. mycoplasma
c. neisseria
d. ureaplasma
e. none of the above |
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Definition
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Term
Nonsocomial diseases are those |
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Definition
acquired during hospitilization |
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Term
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Definition
inhabit the large intestines and feces of most individuals |
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Term
The chancre is a painless, circular, purplish ulcer associated with |
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Definition
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Term
Salpingitis, a possible complication of gonorrhea, is observed as a(n) |
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Definition
blockage of fallopian tools |
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Term
The similarities of organisms and symptoms have led many microbiologists to believe there is a relationship between |
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Definition
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Term
A 25 year-old male presented with fever, malaise, adn 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? |
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Definition
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Term
The greatest single cause of blindness in the world is |
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Definition
neonatal gonorrheal opthalmia |
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Term
Newborn's eyes are treated with an antibiotic when |
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Definition
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Term
Which infection is caused by S. aureus?
a. pimples
b. sty
c. boil
d. carbuncles
e. all of the above |
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Definition
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Term
A 17-year-old male has pus-filled cysts on his face and upper back. Microscopic examination reveals gram-positive rods. This infection is caused by |
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Definition
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Term
The special adherence qualities of Streptococcus mutans are enhanced by the presence of
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Definition
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Term
Among the most common opportunistic bacteria that can cause nosocomial disease are all the following except |
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Definition
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Term
All the following symptoms are associated with toxic shock syndrome except |
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Definition
slurred speech and facial paralysis |
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Term
All the following apply to bacterial conjunctivitis (pinkeye) except |
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Definition
eyelids crust during sleeping hours |
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Term
Staphylococcus aureus has been linked to all the following conditions except |
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Definition
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Term
Pseudomonas aeruginosa is a(n) |
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Definition
endogenous organism that causes burn infections |
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Term
Staphylococcus aureus is associated with |
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Definition
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Term
One of teh difficulties in controllin gonorrhea is the fact that |
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Definition
50% of female infections may be asymptomatic |
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Term
lesions, which destroy the elastic tissue and weaken major blood vessels |
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Definition
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Term
Chlamydia trachomatis causes |
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Definition
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Term
Pseudomonas aeruginosa is a sever problem in burn infections. This is due in part to the fact that |
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Definition
this bacterium has developed resistance to many antibiotics |
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Term
Acute necrotizing ulcerative gingivitis (NGU) is another name for |
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Definition
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Term
-diagnosis depends on isolation of gram-negatic rods from pustules
-casued by a member of the genus Haemophilus
-ulcer has ragged edges and soft borders |
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Definition
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Term
-a form of nongonococcal urethritis
-sometimes called chlamydia
-organism has an unusually long generation time
-accompanied by substancial swelling of inguinal lymph nodes
-sometimes called the clap |
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Definition
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Term
-tertiary stage involves the gumma
-nervous system involved in final stage
-due to a spirochette
-Hutchinson's triad associated with congenital form |
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Definition
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