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Terms in this set (31)
Isolates of streptococci can be distinguished by means of serological test. When agar plates contain whole blood are inoculated with streptococci and incubated under appropriate conditions and a perfect clear zone appears around the colonies indicating lysis of the red blood cells and destruction of all of the hemoglobin, would classify these organisms as:
Koplik spots are small red spots with blue white centers that occur in the mouth of the buccal mucosa of a person with:
Group A beta hemolytic streptococci is the etiological agent of which of the following diseases?
scarlet fever, pharyngitis, rheumatic fever
Symptoms of one of the following diseases include headache, body aches and pain, chills, fever, air hunger, a cough that produces a bloody mucoid sputum and bacteremia?
Humans may contact psittacois by:
Handling infected birds or inhaling dried excreta from infected birds
Nephritis may result as a complication of an infection by:
A main reservoir for infections caused by Legionella pneumophilia is:
Large air conditioning units
Which of the following organisms is the leading cause of food poisoning in the U.S.?
Surgical removal of the gallbladder is sometimes a treatment for which disease?
Chlorea is very prevalent in all of the following areas except
Which of the following types of cells are actively involved in immunological surveillance?
-increase T ell sensitivity to antigens exposed on macrophage membranes
-stimulate B cell activity
-plasma cell formation and antibody production
-elevate body temp
Histamines increases blood flow and vascular permeability. This would account for which of the following changes that occur during inflammation?
-redness of the inflamed tissue
-swelling of the inflamed tissue
-heat of the inflamed tissue
-localization of proteins and cells necessary for body defense
Interferons appear to protect a host against
Which of the following is the main Ig class that protects the body by preventing bacteria from adhering to mucosal surfaces?
Which of the following classes of immunoglobulins are capable of crossing the placenta and gut mucosa to help protect the neonate during the first few weeks of life?
Edward Jenners 1798 paper on disease prevention led to the development of a vaccine for?
The transfer of antibodies in colostrum is a good example of:
naturally acquired passive immunity
The Weil felix test is useful for identifying cases of infections caused by
Glomerulonephritis may result as a complication of an infection by:
Which of the following viruses is the etiological agent for chicken pox?
Women of child bearing age should be vaccinated against
Mumps is caused by?
The most frequently encountered etiological agent for primary atypical pneumonia is?
Endotoxins are produced almost exclusively by?
gram negative bacteria
Th lymphocytes produce and secrete proteins, which dont directly interact with invading microorganisms but rather they augment the bodys defense mechanism. These molecules are called?
Which of the following list of viruses causes infection mononucleosis?
epstein barr virus
Mumps is caused by a virus in the family
All of the following are symptoms of syphilis except?
purulent discharge from the urethra
Which of the following class of immunoglobulins is the first to appear in the blood following the entrance of an antigen?
THIS SET IS OFTEN IN FOLDERS WITH...
Unit Three: Day One
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