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.
Stroke: Causes and Types. Causes of Types of Stroke: Review the cause informationfor the various types of Stroke: 1  Ischemic stroke - from reduced blood flow to a brain area.  Hemorrhagic stroke - from bleeding in the brain.