II. Physiology

  1. Blood Volume
    1. Child: 80-90 ml/kg (Blood Volume is 8-9% of body weight)
    2. Adult: 70 ml/kg (Blood Volume is 7% of body weight)
  2. Blood Distribution
    1. Venous circuit contains 60-70% of the Blood Volume
      1. Venous Vasoconstriction is a key mechanism to stabilize Blood Pressure in fluid loss
    2. Arteries and arterioles hold 15% of Blood Volume
    3. Capillaries hold 5% of Blood Volume

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Ontology: Blood Volume (C0005850)

Definition (MSH) Volume of circulating BLOOD. It is the sum of the PLASMA VOLUME and ERYTHROCYTE VOLUME.
Definition (CSP) volume of circulating blood, the sum of the plasma volume and erythrocyte volume.
Concepts Organism Attribute (T032)
MSH D001810
SnomedCT 16086006
LNC LP29006-1, MTHU014495
English Blood Volumes, Volume, Blood, Volumes, Blood, Blood Volume, blood volume, blood volumes, Volume blood, Blood volume, Blood volume, NOS, Blood volume (function), Blood volume (observable entity), Blood volume, function (observable entity)
Japanese 循環血液量, ジュンカンケツエキリョウ
Swedish Blodvolym
Czech krevní objem, Objem krve
Finnish Veritilavuus
Russian KROVI OB"EM, КРОВИ ОБЪЕМ
Croatian KRVNI VOLUMEN
Italian Volume ematico, Volume sanguigno
Polish Objętość krwi
Hungarian Vértérfogat
Norwegian Blodvolum
Spanish volemia, volumen de sangre, volumen sanguíneo (entidad observable), volumen sanguíneo (función), volumen sanguíneo, Volumen sanguíneo, Volumen Sanguíneo
Portuguese Volume sanguíneo, Volume Sanguíneo
Dutch volume bloed, Bloedvolume, Volume, bloed-
French Volémie, Volume sanguin
German Blutvolumen