phosphorus poisoning. Poisoning caused by the ingestion of substances containing yellow phosphorus, such as rat poison or roach poison. Yellow phosphorus is used in manufacturing fireworks and fertilizers.hosphorus poisoning. Poisoning caused by the ingestion of substances containing yellow phosphorus, such as rat poison or roach poison. Yellow phosphorus is used in manufacturing fireworks and fertilizers.
, Medical Student. The heart, actually, is located in the center of the chest, behind the sternum (or the breastbone). However, a part of it is slightly offset to the left, as you can figure out from the picture above. For understanding this, I think prerequisite knowledge of the heart's basic anatomy is required.
Where is your heart located in the chest? On average, a human heart weighs 10.5 ounces; it's around the size of a clenched fist and is cone shaped. The human heart is made of cardiac muscle, which contracts the heart and regulates the heart beat.