The trachea is lined with a moist mucous-membrane layer composed of cells containing small hairlike projections called cilia. The cilia project into the channel (lumen) of the trachea to trap particles. There are also cells and ducts in the mucous membrane that secrete mucus droplets and water molecules.
Breeds of Livestock - Brahman Cattle. Brahman. The Brahman breed originated from Bos indicus cattle originally brought from India. Through centuries of exposure to inadequate food supplies, insect pests, parasites, diseases and the weather extremes of tropical India, the native cattle developed some remarkable adaptations for survival.
In India, a Brahmin is a member of the highest or priestly caste among the Hindus, according to the Oxford English Dictionary. Holmes counted himself a Boston Brahmin. In large part, he used the term to refer to families who produced generation after generation of scholars at institutions like Harvard. The term Boston Brahmin quickly came to connote great wealth, political influence, old New England roots, and often all of the above.