Bone
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A bone is a rigid organ that constitutes part of the skeleton in most vertebrate animals. Bones protect the organs of the body, produce red and white blood cells, store minerals, help regulate acid-ba
A bone dating from the Pleistocene Ice Age of an extinct species of an elephant, possibly a mammoth
A scanning electronic micrograph of a Wistar rat's bone at 10,000× magnification
Structure of a long bone
Cross-section details of a long bone
Human body
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The human body is the entire structure of a human being. It is composed of many different types of cells that together create tissues and subsequently organs and then organ systems.
Bone
…bone, although bones may also contain other kinds of tissue including bone marrow, endosteum, periosteum, nerves, blood vessels, and cartilage. In the human body at birth, approximately 300 bones are present. Many of these fuse together during development, leaving a total of 206 separate bones in the adult, not…
1905 diagram of the internal organs of the human body
Gallbladder
Cavities of human body
Baby being carried