Serous membranes line and enclose several body cavities where they secrete a lubricating fluid which reduces friction from muscle movement. Serous membranes are responsible for secreting serous fluids. Some organs that have serous membranes are the uterus, stomach, pericardium (the area that surrounds the heart), the pleural cavity (the area that surrounds the lungs) and the paritoneal cavity (the cavity that lines the abdominal organs).
Meriwether Lewis died at age 35. Meriwether Lewis was serving as governor of Missouri Territory in 1809 (just 3 years after the expedition ended). Lewis, a troubled individu â¦ al, was not suited for the bureaucratic life and found himself deep amongst petty and jealous administrators.
Before his inauguration on March 4, 1801, President Thomas Jefferson asked Meriwether Lewis, a 29-year-old career officer in the U.S. Army, to join him in the White House as his personal secretary. Jefferson knew Lewis and Lewis's family, as they were neighbors of his Monticello, Virginia, estate.