THE LAND: Afghanistan is known for it's mountainous terrain. The huge Hindu Kush mountains form a barrier between the Northern provinces and the rest of the country. This mountain range has also divided Afghanistan int three very different geographic regions known as; The Central Highlands, The Northern Plains, and the Southwestern Plateau.
â Antibody producing B cells develop into plasma cells â¢ Plasma cells only found in lymphoid organs, not in general circulation or lymph â¢ eccentric nuclei and perinuclear halo (clear region under nucleus) â Clonal expansion leads to development of effector cells or memory cells for both T and B events. Memory cells can survive 20 years or
The kidneys are two bean-shaped organs (actually resembling kidney beans) that are located in the middle of the back, with one on each side of the spine. Envision two fist-sized organs lying just beneath the rib cage but toward the back, with other organs such as the stomach, liver and large intestine in front of them.he kidneys are two bean-shaped organs (actually resembling kidney beans) that are located in the middle of the back, with one on each side of the spine. Envision two fist-sized organs lying just beneath the rib cage but toward the back, with other organs such as the stomach, liver and large intestine in front of them.