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, also known as TWICÂ®, is required by the Maritime Transportation Security Act for workers who need access to secure areas of the nationâs maritime facilities and vessels. Protect your card by keeping it in the hard plastic case provided with your TWIC. 2  Do not place or hang in direct sunlight (for example, do not place on dashboard, visor, or hang from rear view mirror of automobile). 3  Do not flex, bend, or punch a hole in the card.