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4 days ago · Human skeleton is made up of 206 bones that in coordination not only provides support and protection to the viscera (with the help of muscles attached to them) but also produces blood cells for the body from the bone-marrow.
5 days ago · Bone, rigid body tissue consisting of cells embedded in an abundant hard intercellular material. Bone tissue makes up the individual bones of the skeletons of vertebrates. Its two principle components are collagen and calcium phosphate. Learn more about the composition and function of bone.
- The two principal components of bone are collagen and calcium phosphate, which distinguish it from other hard tissues such as chitin, enamel, and s...
- Bone tissue makes up the individual bones of the skeletons of vertebrates. The other roles of bone include structural support for the mechanical ac...
- Bone contains 99 percent of the calcium in the body and can behave as an adequate buffer for maintaining a constant level of freely moving calcium...
- The mechanical strength of bone is proportional to its mineral content. The Food and Nutrition Board of the U.S. National Academy of Sciences has r...
- A deficiency in vitamin D results in poor mineralization of the bones of the skeleton, causing rickets in children and osteomalacia in adults.
5 days ago · Long bones, distinctive of the body’s extremities, exhibit a number of common gross structural features. The central region of the bone is the most clearly tubular. At one or commonly both ends, the diaphysis flares outward and assumes a predominantly cancellous internal structure.
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5 days ago · Together these materials give bone a unique combination of strength and elasticity. Depending upon species, age, and type of bone, bone cells represent up to 15 percent of the volume of bone; in mature bone in most higher animals, they usually represent only up to 5 percent.
4 days ago · And the U.S. Army paid $210 to use a pair of bones from his skull to ... the American Association for Anatomy released guidelines for human body donation stating that ... And there they sat, with ...
1 day ago · Trabecular bones are just 20% of the bones in the body but perform a host of metabolic functions. Bone marrow is found within trabecular bones. Bone marrow is considered the fourth largest organ in the body by weight, accounting for 4% to 5% of a person's total body weight.
4 days ago · Most ice age teens started puberty around the same time as humans in modern times do, according to archaeologists who studied the skeletons of adolescents who died in Europe between 10,000 and ...
