The Foot Bones

Foot Bones

There are 27 bones in the foot

(and a variable number of sesamoid bones)

right foot, dorsal view

Foot Bones

There are 27 bones in the foot

(and a variable number of sesamoid bones)

right foot, medial view

Foot Bones

Anterior View

There are 27 bones in the foot

(and a variable number of sesamoid bones)

Foot Bones

Anterior View

There are 27 bones in the foot

(and a variable number of sesamoid bones)

They may be broadly classified into

- Tarsal bones

- Metatarsal bones

- Phalanges

Foot Bones

There are 7 Tarsal Bones

Foot Bones

There are 7 Tarsal Bones

1. Calcaneus

Largest tarsal boneBest viewed from the side

Lateral View

Foot Bones

There are 7 Tarsal Bones

Medial view

Calcaneus

Projects posterior to the Tibia and Fibula

Foot Bones

There are 7 Tarsal Bones

Medial view

Calcaneus

Projects posterior to the Tibia and Fibula

Posteriorsurface

Foot Bones

There are 7 Tarsal Bones

Calcaneus

The medial aspect of the calcaneus has a projection

Posterior view

Foot Bones

There are 7 Tarsal Bones

Calcaneus

The medial aspect of the calcaneus has a projection

Sustentaculum Tali

Posterior view

Foot Bones

There are 7 Tarsal Bones

Calcaneus

The medial aspect of the calcaneus has a projection

Sustentaculum Tali

Posterior view

Foot Bones

There are 7 Tarsal Bones

Calcaneus

The Sustentaculum Tali

Articulates with the Talus superiorly

Posterior view

Foot Bones

There are 7 Tarsal Bones

Calcaneus

The Sustentaculum Tali

Articulates with the Talus superiorly

Has a prominent groove inferiorly for the tendon of Flexor Hallucis Longus

Posterior view

Foot Bones

There are 7 Tarsal Bones

2. Talus

Medial view

Foot Bones

There are 7 Tarsal Bones

Talus

Connects the foot to the leg

Medial view

Foot Bones

There are 7 Tarsal Bones

Talus

Connects the foot to the leg

Articulates with the Tibia and Fibula superiorly

Medial view

Foot Bones

There are 7 Tarsal Bones

Talus

Connects the foot to the leg

Articulates with the Tibia and Fibula superiorly

Posterior view

Fibula

Foot Bones

There are 7 Tarsal Bones

Talus

Connects the foot to the leg

Articulates with the Tibia and Fibula superiorly

Posterior view

Tibia

Foot Bones

There are 7 Tarsal Bones

Talus

Connects the foot to the leg

Articulates with the Tibia and Fibula superiorly

Posterior view

Talus

Foot Bones

There are 7 Tarsal Bones

Talus

Connects the foot to the leg

Articulates with the Calcaneus inferiorly

Posterior view

Talus

Foot Bones

There are 7 Tarsal Bones

Talus

Connects the foot to the leg

Articulates with the Calcaneus inferiorly

Posterior viewCalcaneus

Foot Bones

There are 7 Tarsal Bones

Talus

Lateral view

Has a body

Foot Bones

There are 7 Tarsal Bones

Talus

Lateral view

Has a body

Medial view

Foot Bones

There are 7 Tarsal Bones

Talus

Lateral view

Has a neck

Medial view

Foot Bones

There are 7 Tarsal Bones

Talus

Lateral view

Has a head

Medial view

Foot Bones

There are 7 Tarsal Bones

Talus

Lateral view

No muscular attachments

Medial view

Foot Bones

There are 7 Tarsal Bones

Talus

Anterior view

Foot Bones

There are 7 Tarsal Bones

3. Navicular

Medial view

Foot Bones

There are 7 Tarsal Bones

Navicular

Lies distal to the Talus

Medial view

Foot Bones

There are 7 Tarsal Bones

Navicular

Lies distal to the Talus

Lateral view

Foot Bones

There are 7 Tarsal Bones

Navicular

Articulates distally with the 3 cuneiform bones

Anterior view

Foot Bones

There are 7 Tarsal Bones

Navicular

Has a tuberosity medially that provides attachment for the Tibialis Posterior Tendon

Medial view

Foot Bones

There are 7 Tarsal Bones

Cuneiforms

There are 3 Cuneiform Bones

Foot Bones

There are 7 Tarsal Bones

4. Medial Cuneiform

Anterior view

Foot Bones

There are 7 Tarsal Bones

Medial Cuneiform

medial view

Foot Bones

There are 7 Tarsal Bones

Medial Cuneiform

Articulates with the

Navicular proximally

medial view

Foot Bones

There are 7 Tarsal Bones

Medial Cuneiform

Articulates with the

Navicular proximally

1st Metatarsal distally

medial view

Foot Bones

There are 7 Tarsal Bones

5. Middle or Intermediate Cuneiform

Anterior view

Foot Bones

There are 7 Tarsal Bones

Middle or Intermediate Cuneiform

Lateral view

Foot Bones

There are 7 Tarsal Bones

Middle or Intermediate Cuneiform

Lateral view

Articulates with the

Navicular proximally

Foot Bones

There are 7 Tarsal Bones

Middle or Intermediate Cuneiform

Lateral view

Articulates with the

Navicular proximally

2nd Metatarsal distally

Foot Bones

There are 7 Tarsal Bones

6. Lateral Cuneiform

Anterior view

Foot Bones

There are 7 Tarsal Bones

Lateral Cuneiform

Lateral view

Articulates with the

Navicular proximally

Foot Bones

There are 7 Tarsal Bones

Lateral Cuneiform

Lateral view

Articulates with the

Navicular proximally

3rd Metatarsal distally

Foot Bones

There are 7 Tarsal Bones

7. Cuboid

Anterior view

Foot Bones

There are 7 Tarsal Bones

Cuboid

Lateral view

Articulates with the

Calcaneus proximally

Foot Bones

There are 7 Tarsal Bones

Cuboid

Lateral view

Articulates with the

Calcaneus proximally

4th and 5th Metatarsals distally

Foot Bones

There are 7 Tarsal Bones

1. Talus2. Calcaneus3. Navicular4. Medial Cuneiform5. Intermediate

Cuneiform6. Lateral Cuneiform7. Cuboid

1

465

3

7

2

Metatarsals

There are 5 metatarsals

Lateral View

Anterior View

1453 2

145

3 2

Metatarsals

There are 5 metatarsalsThe first is placed medially for the Great Toe

Metatarsals

Each metatarsal has a

Base

Metatarsals

Each metatarsal has a

Base

Shaft

Metatarsals

Each metatarsal has a

Base

Shaft

Head

Phalanges

Phalanges

The Great Toe has two Phalanges

Proximal Phalanx

Phalanges

The Great Toe has two Phalanges

Distal Phalanx

Phalanges

The other toes have 3 phalanges each

Proximal Phalanges

Phalanges

The other toes have 3 phalanges each

Proximal Phalanges

Middle Phalanges

Phalanges

The other toes have 3 phalanges each

Proximal Phalanges

Middle Phalanges

Distal Phalanges

Foot and ankle surgeons classify the foot into three distinct areas

Lateral Oblique

View

The Hind Foot

Consists of - Talus- Calcaneus

Lateral Oblique

View

The Mid Foot

Consists of -Navicular-3 Cuneiforms-Cuboid

Lateral Oblique

View

The Fore Foot

Consists of -Metatarsals-Phalanges

Articulations of the Foot

The Talus is gripped between the- Lateral Malleolus of the Fibula- Medial Malleolus of the Tibia

TalusTalus

TibiaTibia

Medial MalleolusMedial Malleolus

FibulaFibula

Lateral Lateral MalleoluMalleoluss

TalusTalus

TibiaTibia

Medial MalleolusMedial Malleolus

FibulaFibula

Lateral Lateral MalleoluMalleoluss

This is theTalocrural Joint or

Ankle Joint

TalusTalus

TibiaTibia

Medial MalleolusMedial Malleolus

FibulaFibula

Lateral Lateral MalleoluMalleoluss

This is theTalocrural Joint

orAnkle Joint

Dorsiflexion and Plantarflexion movements occur at this joint

It is a Hinge Joint

Inferiorly, the Talus articulates with the Sustentaculum Tali of the Calcaneus SustentaculuSustentaculu

m Talim Tali

CalcaneusCalcaneusand a separate facet on the upper surface of the Calcaneus.The latter is called the Talocalcaneal Joint while the former is part of a complex joint called

Talocalcaneonavicular Joint

Inferiorly, the Talus articulates with the Sustentaculum Tali of the Calcaneus

NaviculaNavicularr

The Talus articulates distally with the Navicular bone

Talocalcaneonavicular Joint

NavicularNavicular

The Talus articulates distally with the Navicular bone at the

Talocalcaneonavicular Joint

InversionInversion EversionEversion

Inversion and Eversion occur at the Talocalcaneonavicular and Talocalcaneal

Joints

(The Talocalcaneal Joint and the Inferior part of the Talocalcaneonavicular Joint are

often spoken of as the Subtalar Joint)