The leech.
Doctors thought that the use of leeches would cure the Black Death patients. They also used the "bleeding" technique. These methods were thought to drain the infected blood from the victims.
Leaches. While they fell out of use for some time modern medicine now uses leaches to prevent blood from pooling under the skin following certain types of surgery. If this pooled blood were allowed to remain it would interfere with healing.
The time it takes for blood to drain out of the body can vary depending on factors such as the size of the blood vessels, the amount of blood in the body, and the cause of bleeding. In general, it can take a few minutes to several hours for all the blood to completely drain out.
Dr. Kerr drained blood from Lucille as a common medical practice at that time to release "bad blood" or toxins from the body, in hopes of curing her illness. Bloodletting was believed to rebalance the body's humors and help restore health. However, this practice is not based on scientific evidence and is no longer used in modern medicine.
blood
Pack it with ice. The cold will repel the blood.
Arteries drain (pump blood) into veins. Veins drain into your lungs and heart to be re-oxygenated. (This is not true for veins and arteries to and from your lungs.)
Colonial doctors used all wildlife for medicine. This includes walnuts for headaches and cold water for bleeding wounds.
superior and inferior vena cava
exsanguinate!
The arteries. Unfortunately this is a badly worded question, but it essentially means from the heart, where does the blood go/drain to?
It would take about 1.2 million mosquitoes to completely drain a human of blood.