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.
A TWIC, or Transportation Worker Identification Credential, card is a card used by U.S. maritime workers to gain unescorted access to secure locations of port facilities and vessels under the regulation of the Maritime Transportation Security Act of 2002. A TWIC card, as stated at TWICCard.com, costs $129.75. 2  The fee is reduced to $105.25 for those who hold a valid MMD, an HME, or a FAST card. 3  At the Marathon Petroleum Corporation âs refinery contractor credentials website, the cost of a TWIC card is $132.50.