Capillaries are minute blood vessels that join onto the arterioles. They are one cell thick and are exchange points where the nutrients (oxygen and glycogen) cross into the tissue cells (muscles) from the arterioles.
An average human body takes from two to three hours to burn completely and will produce an average of 3 to 9 pounds (1.4 to 4.1 kilograms) of ash.The amount of ash depends usually on the bone structure of the person and not so much their weight [source: Ellenberg ].n average human body takes from two to three hours to burn completely and will produce an average of 3 to 9 pounds (1.4 to 4.1 kilograms) of ash.
How Bodies are Cremated. The family of the deceased may prefer cremation to burial. Embalming isn't always necessary before cremation. In fact, the body can be cremated within 24 hours of arriving at the funeral home. Some funeral homes have crematories on site, but those that don't may have to transport the body to a cremation facility.