Splet04. feb. 2011 · The smallest bone in the human body is called the stirrup bone, located deep inside the ear. It's only about 3 millimeters long in an adult. The longest bone in the human is called the femur, or thigh bone. It's the bone in your leg that goes from your hip to your knee. In an average adult, it's about 20 inches long. SpletThe long, straight part of the femur is called the femoral shaft. When there is a break anywhere along this length of bone, it is called a femoral shaft fracture. This type of broken leg almost always requires surgery to heal. The femoral shaft runs from below the hip to where the bone begins to widen at the knee.
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Splet01. apr. 2024 · 14.The chaotic vehicles blocked the roads is caffeine bad for erectile dysfunction of the community for a while, and the survivors with various self made weapons were unable to escape.The moving vehicles interspersed around, adding to the confusion of the situation.There were so many cars moving at the same time that even the giant … SpletTwo mineral substances necessary for proper development of bones are. calcium and phosphorus. The shaft of a long bone is called the. diaphysis. The ends of a long bone are called the. epiphysis. The bones of a fetus are mainly composed of. cartilage tissue. During bone development, immature bone cells called___produce bony tissue. hilus suomeksi
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SpletThe hair shaft is composed chiefly of a pigmented, horny, fibrous material, which consists of long, tapering fibrillar cells that have become closely impacted. Externally, this so-called cortex is covered by a delicate layer of imbricated scales forming the cuticle. SpletThe long bones in the body are as follows: Legs: The femur, tibia, and fibula. Arms: The humerus, radius, and ulna. The clavicles or collar bones. Metacarpals, metarsals, phalanges. The outside of the bone consists of a layer of connective tissue called the periosteum. SpletThe shaft of the long bones is called the diaphysis, and the term describes the hard shell that surrounds the central (or medullary) cavity, which is filled with soft, sponge-like bone tissue. Tucked away in the spaces of this spongy tissue is the yellow marrow, which acts as a nursery for stem cells that can evolve into a variety of cell types ... hilus lymphknoten