A stratum (pl. strata)
is a layer. Therefore in the context of the skin, a stratum is a layer of
The skin is also known as the "integument", or "integumentary system".
More specifically, a stratum (of skin) is a layer of tissue or layer/s of cells.
- the stratum corneum,
- the stratum lucidum,
- the stratum granulosum,
- the stratum germinativum, (which is also known as the “Malpighian Layer”),
- the stratum spinosum and
- the stratum basale.
To view the location of the a stratum of skin relative to the other key components of the skin see the diagram of the structure of the skin. This may be of particular interest to students of courses in massage, reflexology, beauty therapies, and other health science or clinical courses.