These 10 animal facts will amaze you. A cavity wall consists of two separate walls that have been built closely together with a space in between them. Each of these walls can be constructed of a different type of masonry, such as brick or concrete, or from other materials.
The CPK blood test is a laboratory test that measures creatine phosphokinase (CPK), which is one of the enzymes found in the brain, heart, and skeletal muscles. This is a useful test for helping doctors to diagnose problems such as muscle damage, heart attack, and related conditions. slide 1 of 4.
What is CK? CK is an abbreviation for creatine kinase - also known as CPK - or phosphocreatine kinase. Creatine kinase is a muscle enzyme found in three different types in the human body. In skeletal muscle itâs in the form of CK-MM, in the brain, CK-BB, and in the heart muscle, CK-MB.