Bruising or discoloration, Cold feet, Cold hands and Fatigue. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms bruising or discoloration, cold feet, cold hands and fatigue including Bruise or contusion, Raynaud phenomenon, and Hematoma.
The approximate blood volume of a rat is 55-70 ml/kg of body weight. For a 300 g rat this is equivalent to 17-21 ml (5). Single sample: Without fluid replacement, the maximum blood volume which can be safely removed for a one time sample is 10% of the total blood volume or 5.5-7 ml/kg.
Blood accounts for 7% of the human body weight, with an average density of approximately 1060 kg/m 3, very close to pure water's density of 1000 kg/m 3. The average adult has a blood volume of roughly 5 litres (11 US pt), which is composed of plasma and several kinds of cells.bout 55% of blood is blood plasma, a fluid that is the blood's liquid medium, which by itself is straw-yellow in color. The blood plasma volume totals of 2.7â3.0 liters (2.8â3.2 quarts) in an average human.