Magma: Magma, molten or partially molten rock from which igneous rocks form. It usually consists of silicate liquid, although carbonate and sulfide melts occur as well. Magma
There are three main types of stroke: transient ischemic attack, ischemic, and hemorrhagic. Itâs estimated that 87 percent of strokes are ischemic. Doctors also call a transient ischemic attack (TIA) a warning or ministroke. A clot that temporarily blocks blood flow to your brain causes a TIA.
Types Types of stroke. 1  Ischaemic stroke happens when the blood supply to part of your brain is blocked by a blood clot or a piece of fatty material. 2  This is the most common type of stroke. 3  Haemorrhagic stroke is caused by bleeding inside your brain. stroke happens when the blood supply to your brain is cut off. This can be caused by a blood clot in an artery in your brain (ischaemic stroke) or the blood vessel bursting (haemorrhagic stroke). Other things that can increase your risk of having a stroke include: 1  smoking. 2  high blood pressure. 3  high cholesterol.