Català > sac: 4 sentits > nom 1, body| Sentit | A structure resembling a bag in an animal. |
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| Específic | alvèol, alvèol pulmonar | A tiny sac for holding air in the lungs |
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| amni, amnios, bossa amniòtica | Thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals) |
| bossa | (anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican) |
| bossa, bursa | A small fluid-filled sac located between movable parts of the body especially at joints |
| bufeta, veixiga, vesícula | A distensible membranous sac (usually containing liquid / liquid or gas) |
| bufeta natatòria | An air-filled sac near the spinal column in many fishes that helps maintain buoyancy |
| cisterna | A sac or cavity containing fluid especially lymph or cerebrospinal fluid |
| cori, còrion | The outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals) |
| sacul, sàcul | A small sac or pouch (especially the smaller chamber of the membranous labyrinth) |
| vesícula | A small anatomically normal sac or bladderlike structure (especially one containing fluid) |
| General | cavitat | (anatomy) a natural hollow or sinus / sinus within the body |
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| Anglès | sac |
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| Espanyol | saco |
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