TYPES OF STONE: The familiar stone types that are used today are identified through four categories: Sedimentary, Metamorphic, Igneous and Man-made stone.I. Sedimentary stone came from organic elements such as glaciers, rivers, wind, oceans, and plants.YPES OF STONE: The familiar stone types that are used today are identified through four categories: Sedimentary, Metamorphic, Igneous and Man-made stone.
Traumatic brain injury (TBI), also known as intracranial injury, occurs when an external force traumatically injures the brain. TBI can be classified based on severity, mechanism (closed or penetrating head injury), or other features (e.g., occurring in a specific location or over a widespread area).
Commonly accepted criteria established by the TBI Model Systems (TBIMS) to identify the presence and severity of TBI include: Damage to brain tissue caused by an external force and at least one of the following: 1  A documented loss of consciousness.  The person cannot recall the actual traumatic event (amnesia)