Answer: the endocrine system is a system of glands that is involved in the release of extracellular molecules known as hormones. the hormones released by this system is very vital for the growth & development, function of tissues and organs and proper metabolism of the body. These are the endocrine glands:
Answer: Cardio-means heart & -vascular means blood vessels. Blood vessels include one that brings blood out from heart (arteries) & one that brings blood in (veins). Arteries & veins are in different sizes. Ultimately they communicate each other at capillary level.
Answer: There is a section of central Florida known as the Lightning Belt because it has such a high incidence of lightning strikes. This is one of the most active areas, if not the most active, in the US.
Answer: Many victims of lightning strikes die from burns and heart failure, and non-fatal strikes have been known to cause moderate to severe damage to the central nervous system. Many victims with neural damage report severe and intractable pain and neuropathy for the rest of their lives.