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.
1 Period of filling â volume increases from about 50 milliliters of blood to about 120 milliliters of blood, after which the AâV valve (mitral valve) closes. 2  70% of ventricular filling occurs passively as blood flows into the atria and through to the ventricles while the tricuspid valve is open.