There is a layer of muscle surrounding the arteries and the veins which help contract and expand the vessels. This creates enough pressure for blood to be pumped around the body. Blood vessels are part of the circulatory system, together with the heart and the blood.here is a layer of muscle surrounding the arteries and the veins which help contract and expand the vessels. This creates enough pressure for blood to be pumped around the body. Blood vessels are part of the circulatory system, together with the heart and the blood.
According to Steve Jobs' death certificate, issued Monday by the Santa Clara County Public Health Department, respiratory arrest brought on by a metastatic pancreas neuroendocrine tumor was the official cause of the Apple co-founder's death on October 5, Bloomberg News reported.ORRECTION: A previous version of this article included statistics about the survival rates for pancreatic cancer. Jobs suffered from neuroendocrine tumor in his pancreas. According to Memorial Sloan-Kettering Cancer Center, Only 5 percent of pancreatic tumors arise in the islet cells.
According to Steve Jobs' death certificate, issued Monday by the Santa Clara County Public Health Department, respiratory arrest brought on by a metastatic pancreas neuroendocrine tumor was the official cause of the Apple co-founder's death on October 5, Bloomberg News reported.ORRECTION: A previous version of this article included statistics about the survival rates for pancreatic cancer. Jobs suffered from neuroendocrine tumor in his pancreas. According to Memorial Sloan-Kettering Cancer Center, Only 5 percent of pancreatic tumors arise in the islet cells.