The heart is divided into four main areas, or chambers â two upper chambers (called the left and right atrium) and two lower chambers (called the left and right ventricle). There are four valves that control the flow of blood through your heart.he heart is divided into four main areas, or chambers â two upper chambers (called the left and right atrium) and two lower chambers (called the left and right ventricle). There are four valves that control the flow of blood through your heart.
The newly approved Joint Commission on Accreditation of Healthcare Organizations (JCAHO) pain management standards present an important opportunity for widespread and sustainable improvement in pain assessment and management. Unrelieved pain is a major, yet avoidable, public health problem.
Fox News. FDA Approves New Drug for Severe Pain. The FDA yesterday approved Prialt, a new option for treating severe, long-lasting pain in patients who can't tolerate morphine or for whom other pain drugs don't work. Elan, the drug's manufacturer, says Prialt has been tested in patients with various kinds of severe pain.