One of the elongated bones of the extremities, consisting of a tubular shaft (diaphysis) and two extremities (epiphyses) usually wider than the shaft; the shaft is composed of compact bone surrounding a central medullary cavity.

Compare: short bone.

Synonyms: os longum, pipe bone.

(05 Mar 2000)

long axis, long axis of body, long axis view, longbeak < Prev | Next > long-breathed, long buccal nerve

Bookmark with: icon icon icon icon iconword visualiser Go and visit our forums Community Forums