Biology Questions and Answers

(Greg DeLong) #1

Biology Questions and Answers



  1. What are the general
    functions of the connective
    tissues?


The main functions otissues are: supporting and filling off the connective
spaces; storage (fats); hematopoiesiscellular nutrition; energetic
(formation of blood, blood cells and
blood comp(specialized onents); immuncells). e defense



  1. What is connective tissue
    proper?


The name connective tissue pused to designate the connective tissueroper is (^)
that fills inteto the specialized rstitial spaces as opposedconnective tissues
(blood, bones, cartilage, adietc.). The connective tissue ppose tissue,roper
secretes collagen, elastin and reticular
fibers.



  1. What are the main cells of
    the connective tissue proper?
    What is the name given to the
    intercellular material that
    surround these cells?


The main cells oproper are the fibroblasts,f the connective tissue cells that
secrete the intercellular material. Tcells are the majority of cells of thehese
tissue. Fibroblasts later are transformed
into fibrocytes,restricted secretory r mature cells withole.


The intercellular interstice is called substance that finterstitial matrix,ills the or
just matrix.



  1. What are the three types
    of protein fibers of the
    connective tissue proper?


The matrix of the connective tissueproper is made of collagen fibers, elastic (^)
fibers and reticular fibers.



  1. What is the function of the
    collagen fibers of the
    connective tissue?
    There are different collagemain function of these proteins is ton types. T he
    keep the shape and the structural


rigidity of the tissue.most abundant protein (Collagof the humanen is the (^)
body.)



  1. Of which substance do
    elastic fibers of the connective
    tissue are made? What are
    some functions of these
    fibers?
    The elastic fibers arcalled elastin. e made of a protein


Elastic fibers abound in artery walls,helping the maintenance of the arterial (^)
blood pressure in these vessels. They
are also pthem with eresent in the lungs, providinglasticity (some respiratory
diseases are caused by destruction of
these fibers). In many tissues the elastic fibers are found in theother organs and (^)
interstitial matrix.
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