GENERAL ANATOMY
SKELETAL ANATOMY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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compact bone mainly.
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spongy bone mainly.
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red bone marrow.
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yellow bone marrow.
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Detailed explanation-1: -Inside the diaphysis is the medullary cavity, which is filled with yellow bone marrow in an adult. The outer walls of the diaphysis (cortex, cortical bone) are composed of dense and hard compact bone, a form of osseous tissue.
Detailed explanation-2: -Yellow bone marrow This type of bone marrow can be found in the medullary cavity in the shaft of long bones and is often surrounded by a layer of red bone marrow. Yellow bone marrow contains mesenchymal stem cells (marrow stromal cells), which produce cartilage, fat and bone.
Detailed explanation-3: -Yellow bone marrow is located in flat and long bones of the hip, skull, ribs, and vertebrae. These are the yellow-colored tissue that stores fats and also produce blood cells. The yellow color of these bone marrows is due to the presence of carotenoid in the tissue’s fat droplets.
Detailed explanation-4: -At birth, all bones of the human skeleton carry out erythropoesis, but many bones stop this function as the newborn ages. It is important to note that yellow bone marrow is found in the medullary cavity within the diaphyses of long bones and assists in fat storage.
Detailed explanation-5: -The medullary cavity is the hollow part of bone that contains bone marrow. The bone marrow makes blood cells and stores fat.