Anatomy Anatomy of footof foot

BONEBONE AND JOINTSAND JOINTS

ankle boneankle bone oror talustalusthe large tibia and the smaller fibula come the large tibia and the smaller fibula come together at the together at the ankle joint.ankle joint.back part of the foot (back part of the foot (hindfoothindfoot) are the ) are the talus and the talus and the calcaneuscalcaneus, or heel bone. The , or heel bone. The talus is connected to the talus is connected to the calcaneuscalcaneus at the at the subtalarsubtalar joint. joint.

BONEBONE AND JOINTSAND JOINTS

TheThe tarsaltarsal bonesbones areare connectedconnected toto thethe fivefivelonglong bonesbones ofof thethe footfoot calledcalled thethemetatarsalsmetatarsals,, withoutwithout muchmuch movementmovement atatthethe jointsjoints..The joint between the metatarsals and the The joint between the metatarsals and the first phalanx is called the first phalanx is called the metatarsal metatarsal phalangealphalangeal joint (MTP).joint (MTP).

Ligaments and tendonsLigaments and tendons

Ligaments are the soft tissues that Ligaments are the soft tissues that attach bones to bones.attach bones to bones. Ligaments Ligaments are very similar to tendons. are very similar to tendons. The difference is that The difference is that tendons attach tendons attach muscles to bones. muscles to bones. Both of these structures are made up Both of these structures are made up of small fibers of a material called of small fibers of a material called collagen.collagen.

Tendon ที่อยูดานบนจะชวยใหนิว้เหยียด

Tendon ที่อยูดานลางจะชวยใหนิว้งอ

MusclesMuscles

ThereThere areare numerousnumerous smallsmall musclesmuscles inin thethefootfoot.. MostMost ofof thethe musclesmuscles ofof thethe footfoot arearearrangedarranged inin layerslayers onon thethe solesole ofof thethe footfoot..TheseThese musclesmuscles movemove thethe toestoes andand provideprovidepaddingpadding underneathunderneath thethe solesole ofof thethe footfoot..

NervesNerves

TheThe mainmain nervenerve toto thethe footfoot,, thetheposteriorposterior tibialtibial nervenerve..ThisThis nervenerve suppliessupplies sensationsensation toto thethetoestoes andand solesole ofof thethe footfoot andand controlscontrolsthethe musclesmuscles ofof thethe solesole ofof thethe footfoot..

VesselsVessels

TheThe mainmain bloodblood supplysupply toto thethe footfoot,,thethe posteriorposterior tibialtibial arteryartery..OneOne ofof thesethese arteriesarteries isis thethe dorsalisdorsalispedispedis thatthat runsruns downdown thethe toptop ofof thethefootfoot..