Blood Characterstics

 Characterstics of Blood

1.Viscous :

     Thickness of blood resistant to flow. Due to presence in cells and plasma proteins contributes to blood pressure.

2.PH :

     Blood is slightly alkaline. The PH range of blood is 7.35 to 7.45.

3.Colour :

     The oxygen content of blood is bright red. The CO2 content of blood is dark red in colour.

     Arterial blood has high O2 Content and is bright red in colour.

     Venous blood has less O2 content and is Dark red in colour.

4.Volume :

• It makes up about 7% of body weight ( 5.6 Lit in 70 Kg )

• Normal Volume : 4 – 6 lit ( 38 -48% in Cells )
                                            ( 52 – 62% in Plasma )

                                          

• The blood volume in adult male is : 5 – 6 lit ( 1.5 gal )

• The normal blood volume in adult female : 4 – 5 lit ( 1.2 gal )

5.Temparature :

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