Some plants, notably roses, tomatoes, potatoes and peppers require a soil high in magnesium. If you grow these, you should have a soil test done to determine magnesium levels, especially available magnesium, and then choose your magnesium amendment(s) carefully for optimal uptake.
  The Vena Cava carrys de oxygenated blood that is returning from the body and into the right atruim of the heart and the Aorta is the largest artery of the body which tr â¦ ansports oxygenated blood to the rest of the body.    Hope this helps. The Vena Cava carrys de oxygenated blood that is returning from the body and into the right atruim of the heart and the Aorta is the largest artery of the body which tr â¦ ansports oxygenated blood to the rest of the body.
Vena cava: The superior vena cava is the large vein which returns blood to the heart from the head, neck and both upper limbs.The inferior vena cava returns blood to the heart from the lower part of the body.The return of blood via the vena cava can be compromised and cause disease.or example, in the superior vena cava syndrome, the symptoms that result from compression of the large vein that carries blood down to the heart. The superior vena cava is located in the middle of the chest and is surrounded by rigid structures and lymph nodes.