Thawj metacarpal yog dab tsi?

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Thawj metacarpal yog dab tsi?
Thawj metacarpal yog dab tsi?

Video: Thawj metacarpal yog dab tsi?

Video: Thawj metacarpal yog dab tsi?
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thawj cov pob txha metacarpal lossis cov pob txha metacarpal ntawm tus ntiv tes xoo yog thawj pob txha ze rau tus ntiv tes Nws txuas nrog lub trapezium ntawm carpus carpus Cov pob txha carpal yogyim pob txha me uas ua rau lub dab teg (los yog carpus) uas txuas tes mus rau lub forearm Lo lus "carpus" yog muab los ntawm Latin carpus thiab Greek καρπός (karpós), lub ntsiab lus "lub dab teg ". … Cov pob txha carpal tso cai rau lub dab teg txav thiab tig ntsug. https://en.wikipedia.org › wiki › Carpal_bones

Carpal pob txha - Wikipedia

ntawm thawj carpometacarpal sib koom thiab mus rau tus ntiv tes xoo phalanx ntawm thawj metacarpophalangeal sib koom.

Tus ntiv tes twg yog thawj metacarpal?

Muaj 5 cov pob txha metacarpal suav nrog 1 txog 5 thiab nyob nruab nrab ntawm cov pob txha carpal thiab cov phalanges. Thawj cov pob txha metacarpal yog txuam nrog tus ntiv tes xoo , 5 thcov pob txha metacarpal cuam tshuam nrog tus ntiv tes me.

Dab tsi yog qhov thib ob metacarpal?

Cov pob txha metacarpal thib ob (metacarpal pob txha ntawm tus ntiv tes ntsuas) yog ntev tshaj plaws, thiab nws lub hauv paus loj tshaj plaws, ntawm tag nrho cov pob txha metacarpal.

5 pob txha metacarpal yog dab tsi?

Kev sib tw

  • thawj nrog lub trapezium;
  • thib ob nrog trapezium, trapezoid, capitate thiab thib peb metacarpal;
  • thib peb nrog lub capitate thiab thib ob thiab plaub metacarpals;
  • thib plaub nrog lub capitate, hamate, thiab thib peb thiab thib tsib metacarpals;
  • thiab thib tsib nrog lub hamate thiab plaub metacarpal;

thawj metacarpal articulate nrog dab tsi?

Proximally, metacarpals articulate with the distal row of carpal bones 2: first (thumb) metacarpal: articulates with the trapezium via lub eeb-puab synovial sib koom ua ke. thib ob (index) metacarpal: articulates nrog lub trapezoid nrog rau lub trapezium ntawm ib tug me me tubercle.

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