1. periosteum-a dense fibrous membrane covering the surface of bones (except at their extremities) and serving as an attachment for tendons and muscles; contains nerves and blood vessels that nourish the enclosed bone.cambium-the inner layer of the periosteum.erâ¢iâ¢osâ¢teâ¢um. the dense, fibrous connective layer of tissue covering all bones except where ligaments attach and on the surfaces of joints. periosteon, n. use of neuter of Greek periosteos periÃ³steos around the. Bones see -, peri -]. osteo`perâ¢iâ²osâ¢te, al`perâ¢iâ²osâ¢te, ous. adj`perâ¢iâ²osâ¢teâ¢al, ly. adv
Last official estimated population of Washington was 7,170,351 (year 2015)[1]. This was 2.2% of total US population. Area of Washington is 71,298.0 miÂ² (=184661 kmÂ²), in this year population density was 100.57 p/miÂ². If population growth rate would be same as in period 2010-2015 (+1.29%/yr), Washington population in 2017 would be 7,356,844*.
District Of Columbia Population 2015. Washington, D.C., also known simply as D.C. or the District, is the capital of the United States.ashington, D.C. has an estimated population of 647,000 in 2014, which makes it the 23rd most populous city in the U.S. The city proper has a population density of 10,528 people per square mile (4,066/square kilometer).