The lower extremity refers to the part of the body from the hip to the toes. The lower extremity includes the hip, knee, and ankle joints, and the bones of the thigh, leg, and foot. Many people refer to the lower extremity as the leg. In fact, the leg is the part of the body between the knee and ankle joints.
Save. Water used in the home comes from surface sources such as lakes and rivers and from groundwater sources such as wells. As of 2010, the average water usage per person averages 70 gallons per day, according to the American Water Works Association.ave. Water used in the home comes from surface sources such as lakes and rivers and from groundwater sources such as wells. As of 2010, the average water usage per person averages 70 gallons per day, according to the American Water Works Association.
Qatarâs expat residents consume a per capita average of 150 liters, or nearly 634 cups of water per day. But nationals consume eight times that amount, or about 5,100 cups of water per day, said Mari Luomi, a post-doctoral fellow of Middle Eastern studies at Georgetown University School of Foreign Service in Qatar.