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15 terms

Anatomy of a Long Bone

Quiz on Long Bone
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Epiphysis
The end of a long bone. Externally has a thin layer of compact bone, while internally the bone is cancellous (spongy). Capped with articular cartilage.
epiphysial line
fully ossified growth plate.
Diaphysis
Shaft of the long bone. It has compact bone with a central cavity.
Articular cartilage
Found on the end of long bones. Smooth, slippery, and bloodless.
Periosteum
Fibrous, vascular, sensitive life support covering for bone. Provides nutrient-rich blood for cells and a source of bone-developing cells during growth or after a fracture.
Cancellous (Spongy) bone
Appear as tiny beams of bone arranged like a lattice. Red marrow packs the spaces between the beams.
Marrow
Packs the spaces between the beams of spongy bone.
Compact bone
Dense bone found in diaphysis. Repeated pattern is arranged in concentric layers of solid bone.
Medullary cavity/Yellow Marrow
Cavity of diaphysis that serves to lighten bone weight and provides space for its marrow.
Nutrient artery
Contained in each long bone, tunnel in shaft for the passage of artery, that supplies the shaft.
medullary cavity of adult bone
Where Yellow Marrow is found
compact bone
Type of bone arranged in concentric layers.
medullary cavity of children/teens/infant
where red marrow is found
epiphysis
End of bone
cancellous
spongy bone is also called _______