Bone Disorders · Anatomy · NBME-Style
Bone Disorders — NBME-style practice question
A physician-validated, board-style question from the Active Transport QBank. Try it, then check the reasoning for every option.
What is the anatomical term for a bone that ossifies within a tendon?
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A
Irregular boneIncorrect. Irregular bones, like vertebrae, do not ossify within tendons.
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B
Short boneIncorrect. Short bones, like carpals, develop independently in joints, not within tendons.
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C
Flat boneIncorrect. Flat bones, like the sternum, do not form within tendons.
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D
Sesamoid boneCorrect. A sesamoid bone, exemplified by the patella, ossifies within a tendon.
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E
Long boneIncorrect. Long bones develop through endochondral ossification and are not embedded in tendons.
↑ Tap an answer to reveal the reasoning
Answer: D. A sesamoid bone is one that ossifies within a tendon, such as the patella. Long bones, in contrast, are associated with leverage. According to the material: 'A bone that ossifies within a tendon.'
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