os sesamoideum

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Noun1.os sesamoideum - any of several small round bones formed in a tendon where it passes over a jointos sesamoideum - any of several small round bones formed in a tendon where it passes over a joint
sesamoid, sesamoid bone
bone, os - rigid connective tissue that makes up the skeleton of vertebrates
kneecap, kneepan, patella - a small flat triangular bone in front of the knee that protects the knee joint
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References in classic literature
We made an incision over the outside of the exterior os sesamoideum pollicis pedis, and thus got at the root of the abductor muscle.
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A sesamoid bone may exist in the tendon of the popliteal muscle and it has been called cyamella (Pearson & Davin, 1921), or popliteal fabella (Taylor & Bonney, 1905), or fabella distalis (Slanina), or os sesamoideum genu inferius laterale (Pfitzner, 1892).
Cyamella in man--its morphology and review of literature/Cyamella en el hombre--su morfologia y revision de la literature
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