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.
The heart is the muscular organ situated in between the lungs, behind the sternum and slightly tilted towards the left side of the breastbone. Rhythmic muscular contractions activate the heart to pump blood through a system of arteries and veins called the cardiovascular system. Keep Learning.