Full Definition of VARIATION. 1. a: the act or process of varying: the state or fact of being varied b: an instance of varying c: the extent to which or the range in which a thing varies. 2.: declination 6. a change in the form, position, condition, or amount of something. : something that is similar to something else but different in some way. music: a repeated version of a short piece of music with changes in its rhythm, tune, or harmony.
Types of human physiology. Human physiology is the study of functions of the human body that can be divided into the following types:. Cell physiology. This is the cornerstone of human physiology; it is the study of the functions of cells. Special physiology. This is the study of the functions of special organs.
Basic Muscle Physiology. There are three types of muscle in the human body: Skeletal muscle, cardiac muscle and smooth muscle. The physics of movement in the body only concerns skeletal muscle. A skeletal muscle consists of many muscle fibers, each of which are muscles in their own right.asic Muscle Physiology. There are three types of muscle in the human body: Skeletal muscle, cardiac muscle and smooth muscle. The physics of movement in the body only concerns skeletal muscle. A skeletal muscle consists of many muscle fibers, each of which are muscles in their own right.