EXTRACELLULAR MATRIX. The extracellular matrix of connective tissue is composed of ground substance and fibers. In ordinary connective tissue, the ground substanc e consists mainly of water. The principal fiber type is collagen (the most abundant protein in the body), with elastic fibers as a minor element.The extracellular materials which comprise the matrix are produced by fibroblasts.n ordinary connective tissue, the ground substanc e consists mainly of water. The principal fiber type is collagen (the most abundant protein in the body), with elastic fibers as a minor element. The extracellular materials which comprise the matrix are produced by fibroblasts.
Major airlines require more flight hours and experience from pilots than that demanded by commuter and regional airlines. As of 2012, the salary range for regional airline pilots was $16,500 to $60,000, according to AvScholars, an organization that guides would-be aviators in education and career.
Written by Shem Malmquist Being an airline pilot can be one of the world's best jobs. First year salaries range from $25,000 to over $50,000 per year. Pilots who have worked for a company for 10 years could have annual earnings close to $300,000. It is possible for a pilot to have even higher earnings during the course of a career. A pilot might only work 8 days in a month.