They are primarily responsible for maintaining and changing posture, locomotion, as well as movement of internal organs, such as the contraction of the heart and the movement of food through the digestive system via peristalsis.
Internet Users in the U.S.A. (2016*) 1  Share of U.S. Population: 88.5 % (penetration) 2  Total Population : 324,118,787. 3  Share of World Internet Users: 8.4 4  %. Internet Users in the World: 3,424,971,237.
(CNN) -- More Americans get their news from the Internet than from newspapers or radio, and three-fourths say they hear of news via e-mail or updates on social media sites, according to a new report.nly television news still outpaces the Internet, with 78 percent of respondents saying they watch local news and 73 percent saying they view a national network or cable news channel like CNN, Fox News or MSNBC. The report was based on a daily tracking survey of 2,259 adults age 18 or older.