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venousmore about venous

venous


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Venous  \Ven"ous\,  a.  [L.  venosus,  from  vena  a  vein.  See  {Vein}.] 
  1.  (Anat.)  Of  or  pertaining  to  a  vein  or  veins;  as  the 
  venous  circulation  of  the  blood. 
 
  2.  Contained  in  the  veins,  or  having  the  same  qualities  as  if 
  contained  in  the  veins,  that  is  having  a  dark  bluish 
  color  and  containing  an  insufficient  amount  of  oxygen  so 
  as  no  longer  to  be  fit  for  oxygenating  the  tissues;  -- 
  said  of  the  blood,  and  opposed  to  arterial. 
 
  3.  Marked  with  veins;  veined;  as  a  venous  leaf. 
 
  {Venous  leaf}  (Bot.),  a  leaf  having  vessels  branching,  or 
  variously  divided,  over  its  surface. 
 
  {Venous  hum}  (Med.),  a  humming  sound,  or  bruit,  heard  during 
  auscultation  of  the  veins  of  the  neck  in  an[ae]mia. 
 
  {Venous  pulse}  (Physiol.),  the  pulse,  or  rhythmic 
  contraction,  sometimes  seen  in  a  vein,  as  in  the  neck, 
  when  there  is  an  obstruction  to  the  passage  of  blood  from 
  the  auricles  to  the  ventricles,  or  when  there  is  an 
  abnormal  rigidity  in  the  walls  of  the  greater  vessels. 
  There  is  normally  no  pulse  in  a  vein. 
 
  From  WordNet  r  1.6  [wn]: 
 
  venous 
  adj  :  of  or  contained  in  or  performing  the  function  of  the  veins; 
  "venous  inflamation";  "venous  blood  as  contrasted  with 
  arterial  blood";  "venous  circulation" 




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