composed of small needlelike pieces of bone with lots of open space, able to withstand compression. Usually contains red marrow.
tightly solid, strong bone tissue with osteon units resistant to bending.
bone marrow of children and some adult bones that is required for the formation of blood cells
soft, fatty material found in the medullary cavity of long bones
basic functional unit of compact bone
covers ends of long bones; decreases friction
end of a long bone, contains spongy bone
Shaft or middle region of long bone mostly consisting of compact bone
cavity within the shaft of the long bones filled with bone marrow (usually yellow as adult)
thin membrane that covers a bone - it supplies blood and osteoblasts to bone underneath. Also serves to connect tendons & muscles to bone.
Growth plate, made of cartilage, gradually ossifies or forms bone
A type of bone with a thin flattened shape. Examples include the scapula, ribs, and skull. Main function is to protect underlying structures.
The most common class of bone in the body, long bones have a well-defined shaft (the diaphysis) and two well-defined ends (the epiphyses). Examples include humerus, femur and phalanges.
a bone that is of approximately equal dimension in all directions and includes the tarsals, carpals and patella.
Bones with complicated shapes (e.x., vertebrae and hip bones)