Other epithelial cells line the insides of the lungs, the gastrointestinal tract, the reproductive and urinary tracts, and make up the exocrine and endocrine glands. Functions of epithelial cells include secretion, absorption, protection, transcellular transport, sensation detection, and selective permeability.Endothelium (the inner lining of blood vessels) is a specialized form of epithelium.ther epithelial cells line the insides of the lungs, the gastrointestinal tract, the reproductive and urinary tracts, and make up the exocrine and endocrine glands. Functions of epithelial cells include secretion, absorption, protection, transcellular transport, sensation detection, and selective permeability.
 Don't Let Me Be Lonely Tonight  is a song written and performed by American singer-songwriter James Taylor, from his 1972 album One Man Dog. It was released as the lead single from the album, and peaked at #14 on the Billboard charts on January 13, 1973.Don't Let Me Be Lonely Tonight  is a song written and performed by American singer-songwriter James Taylor, from his 1972 album One Man Dog. It was released as the lead single from the album, and peaked at #14 on the Billboard charts on January 13, 1973.
For other uses, see I Don't Wanna Live Forever (disambiguation). I Don't Wanna Live Forever, alternatively titled I Don't Wanna Live Forever (Fifty Shades Darker), is a song recorded by British singer-songwriter Zayn and American singer-songwriter Taylor Swift for the soundtrack to the 2017 film Fifty Shades Darker. It was written by Swift, Sam Dew and Jack Antonoff, and produced by the latter.