The Soviet Union duplicated its dual-launch feat with Vostok 5 and Vostok 6 (June 16, 1963). This time they launched the first woman (also the first civilian), Valentina Tereshkova, into space on Vostok 6. Launching a woman was reportedly Korolev's idea, and it was accomplished purely for propaganda value.
Lumen: A luminous term referring to the channel within a tube such as a blood vessel or to the cavity within a hollow organ such as the intestine. Lumen is a luminous term because it is Latin for light, including the light that comes through a window. When a hollow organ is cut across, you can see light through the space that has been opened. So the word lumen came to mean this space.
Lupus is a type of inflammatory disease which primarily affects the organs of the body. These organs, most commonly the kidneys, heart, brain, and lungs, are negatively affected because the immune system of the body attacks and causes swelling.The immune system is intended to help protect the body.When a person has lupus however, the immune system can no longer differentiate between foreign objects and healthy cells in the body. Other areas of the body which may be affected by lupus include joints, blood, body tissues, and skin.Lupus can be a very painful disorder, depending on the infected area and severity of the condition.he immune system is intended to help protect the body. When a person has lupus however, the immune system can no longer differentiate between foreign objects and healthy cells in the body. Other areas of the body which may be affected by lupus include joints, blood, body tissues, and skin.