The indirect Coombs' test is done on a sample of the liquid part of the blood. It detects antibodies that are present in the bloodstream and could bind to certain red blood cells and destroy them. A Coombs' test involves taking a sample of blood.
It is placed in the middle of the chest or thoracic cavity (middle mediastinum), posterior to the body of sternum and the second to sixth costal cartilages and anterior to the fifth to the eighth thoracic vertebrae.
Where is your heart located in the body, is a simple question related to human anatomy. Find answers related to location of heart in the chest in the following article. Advertisement. Heart has forever been a favorite object to depict love for all poets. It used to express love and affection for someone.