The national self-interest dictated to Jawaharlal Nehru a policy of non-alignment, which in essence meant keeping an independence of policy, not aligning with power blocs or making pre-commitments, keeping our options open, not taking decisions on pre-conceived notions, and judging each issue on its merits.
The peritoneum is a continuous transparent membrane which lines the abdominal cavity and covers the abdominal organs (or viscera). It acts to support the viscera, and provides a pathway for blood vessels and lymph.
All cells and tissues in the body derive from three germ layers in the embryo: the ectoderm, mesoderm, and endoderm. Different types of tissues form membranes that enclose organs, provide a friction-free interaction between organs, and keep organs together. Synovial membranes are connective tissue membranes that protect and line the joints.