pisiform bone
- noun
- /ˈpɪsɪfɔrm boʊn/
- Specialized
- The pisiform bone is located in the wrist.
Examples
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Pain over the pisiform bone can result from repetitive wrist movements.
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An X-ray revealed a fracture in the pisiform bone of his wrist.
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The pisiform bone is located on the ulnar side of the carpal region.
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Did you know the pisiform bone is shaped like a pea?
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The pisiform bone is located on the ulnar side of the wrist and helps to support wrist movements.
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In a wrist anatomy diagram, you can easily spot the pisiform bone due to its distinctive pea-like shape.
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During her anatomy class, she learned that the pisiform bone articulates only with the triquetral bone.
Synonyms
A small pea-shaped bone on the little-finger side of the wrist near the palm
A small pea-shaped bone on the little finger side of the wrist that touches only one other wrist bone
Surface Forms
Morphology
The phrase is compositional: 'pisiform' names a particular (pea-shaped) wrist bone and 'bone' denotes skeletal tissue, so a learner who knows both constituents can infer 'a small wrist bone that articulates with the triquetral.' Although technical and rare, it follows standard anatomical naming patterns, making the meaning predictable from its parts.
Etymology
The name pisiform bone comes from Latin words for pea and shape. It is a small, pea-shaped bone in the wrist, so the name literally means 'pea-shaped bone'.