Definition of the Thalamus. The brain is composed of many parts. They are defined by their locations, functions, and anatomy. The thalamus is a structure in the middle of the brain. It is located between the cerebral cortex and the midbrain.
The twenty SCA Kingdoms and the geographic areas they cover are (in order of founding) 1  The West Kingdom was created when the Society originated in 1966. It currently includes Northern California, most of Nevada, and Alaska, as well as Japan, Korea, and the Pacific Rim (excluding Australia and New Zealand).
Sudden cardiac arrest (SCA) is a condition in which the heart suddenly and unexpectedly stops beating. If this happens, blood stops flowing to the brain and other vital organs. SCA usually causes death if it's not treated within minutes. To understand SCA, it helps to understand how the heart works.