The stomach is a rounded, hollow organ located just inferior to the diaphragm in the left part of the abdominal cavity. Located between the esophagus and the duodenum, the stomach is a roughly crescent-shaped enlargement of the gastrointestinal tract.
An osteoid osteoma is a benign bone tumor that arises from osteoblasts and was originally thought to be a smaller version of an osteoblastoma. Osteoid osteomas tend to be less than 1.5 cm in size.The tumor can be in any bone in the body but are most common in long bones, such as the femur and tibia.n osteoid osteoma is a benign bone tumor that arises from osteoblasts and was originally thought to be a smaller version of an osteoblastoma. Osteoid osteomas tend to be less than 1.5 cm in size. The tumor can be in any bone in the body but are most common in long bones, such as the femur and tibia.
Definition of Osteocyte. An osteocyte is a bone-forming cell that has become entrapped within the bone matrix (the hard part of the bone). It lies within a lacuna, a small pit, and communicates with its surroundings through tiny channels called canaliculi.