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.
Hines R(1), Keaney D, Moskowitz MH, Prakken S. Author information: (1)Bay Area Pain Medical Associates, Mill Valley, California 94941, USA. OBJECTIVE: To describe the use of the lidocaine patch 5% (Lidoderm), a targeted peripheral analgesic, in treatment of patients with chronic low back pain.