Description. In this clip the structure and function of a ciliated epithelial cell is described. Cilia are tiny hair like structures on the surface of the cell. The hairs sweep hair, mucus, trapped dust and bacteria up to the back of the throat where it can be swallowed.escription. In this clip the structure and function of a ciliated epithelial cell is described. Cilia are tiny hair like structures on the surface of the cell. The hairs sweep hair, mucus, trapped dust and bacteria up to the back of the throat where it can be swallowed.
What is the Training Within Industry â TWI program and how was it set up? The Training Within Industry (TWI) program is a program which supports the development of management skills of experienced operational employees and low and middle management superiors.
The Transportation Worker Identification Credential (TWIC) is required by federal law for all workers, including drayage and truck drivers, that need access to secure or restricted areass of maritime facilities. TWIC is administered by the U.S. Transportation Security Administration (TSA) and the U.S. Coast Guard.