Biology Questions and Answers

(Greg DeLong) #1

Biology Questions and Answers


necrosis and to isolate the damaged
tissue.



  1. What is pus?


Pus is a rreaction. It esidual ocontainsf the inflammatory a mixture of
fragments of dead leukocytes, inagents (generally bacteria) and tissues.fectious



  1. What is the association
    between inflammation and
    fever?


In the tissue region where inflammationoccurs bacterial toxins, cytokines,
prostaglandins, interleukins and


endothelins are released. Thesesubstances gain the circulation and (^)
reach the central nervous system which
then commands thbody temperature.e increase of the



  1. Which type of defense cell
    do bacteria attract and cause
    to multiply during the
    inflammation process? What is
    the name given to the waste
    material produced by the
    inflammation triggered by
    bacterial infection?


The main leukocytes that gemultiply and participate in thenerally
inflammation reaction infections are the neutrophils. In thisagainst bacterial
type of inflammation the blood level of


these cells are increased, a clinical
condition known as neutrophilia.
In the bacterial inflammation fragments
of dead bacteria, dtissues form the pus.ead neutrophils and


  1. Of which type of defense
    cell do worm infections
    stimulate the multiplication?


The main leukocytes that gemultiply and participate in the defensenerally (^)
against worm infections areosinophils. In this type of inflammatione the (^)
the blood level of these cells are
increased, eosinophilia.a clinical condition known as
Eosinophils are also iconditions. ncreased in allergic



  1. Of which type of defense
    cell do viral infections
    stimulate the multiplication?


The main leukocytes that gemultiply and participate in the defensenerally (^)
against viral infections are the
lymphocytes. Ininflammation the blood level o this type of (^) f these
cells arknown as lymphocytosis.e increased, a clinical condition



  1. What is the defense
    mechanism that begins to
    work when inflammation fails
    to stop an infection?


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