Qhov twg yog thawj metatarsal?

2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44

Cov thawj metatarsal pob txha yog pob txha hauv ko taw tom qab ntiv taw loj. Cov thawj metatarsal pob txha yog qhov luv tshaj ntawm metatarsal cov pob txha thiab nyob deb cov tuab thiab muaj zog tshaj ntawm lawv. Zoo li plaub lwm metatarsals , nws tuaj yeem faib ua peb ntu: hauv paus, lub cev thiab lub taub hau.

Ib yam li ntawd, qhov thib ob metatarsal nyob qhov twg?

Cov thib ob metatarsal pob txha yog pob txha ntev hauv ko taw. Nws yog qhov ntev tshaj plaws ntawm cov metatarsal cov pob txha, raug ncua rov qab thiab tuav ruaj khov rau hauv qhov chaw ua si uas tsim los ntawm peb cov pob txha cuneiform.

Qhov thib ob, puas yog ib feem ntawm cov ntiv taw? Cov metatarsal cov pob txha txuas nrog cov pob txha ntawm cov ntiv taw , los yog phalanges, nyob rau hauv lub knuckle ntawm lub ntiv taw , los yog metatarsophalangeal sib koom ua ke. Metatarsals yog convex nyob rau hauv cov duab (arch upward), yog cov pob txha ntev, thiab muab cov ko taw nws koov. Lawv ua haujlwm nrog cov ntaub so ntswg sib txuas, ligaments thiab cov leeg, txhawm rau muab kev txav mus los hauv ko taw.

Dhau li, cov metatarsals nyob hauv koj txhais taw nyob qhov twg?

Cov metatarsal cov pob txha, los yog metatarsus yog a pab pawg tsib pob txha ntev hauv ko taw , nyob nruab nrab ntawm cov pob txha tarsal ntawm hind- thiab nruab nrab- ko taw thiab cov phalanges ntawm cov ntiv taw.

Dab tsi yog qhov 1st metatarsophalangeal sib koom?

Nruab nrab ntawm lub taub hau metatarsal cov pob txha thiab cov hauv qab ntawm cov phalanges sib thooj (koj cov pob txha ntiv taw) yog metatarsophalangeal pob qij txha . Cov thawj metatarsal (ntiv taw loj) kuj hais nrog (lossis txuas nrog) ob lub pob txha sesamoid ntawm cov ntoo ntawm qhov taw (hauv qab ntawm ko taw).