Surface Anatomy Ch 13 Ankle & Foot

Front 1

What forms the ankle joint?

Back 1

Articulation of the tibia & fibula w/talus bone of foot

Front 2

What forms the subtalar joint?

Back 2

Talus articulates w/calcaneus (heel bone) to form the subtalar joint and w/navicular bone to form longitudinal arch of foot

Front 3

What 2 bones make up the ankle bone?

Back 3

The medial & lateral malleoli

Front 4

What forms the subtalar joint?

Back 4

The inferior articulation w/the calcaneus

Front 5

Where is the talus located?

Back 5

Talus lies between tibia & calcaneus

Front 6

What bone is referred to as the heel bone?

Back 6

Calcaneus

Front 7

The inferior articulationn w/talus and calcaneus forms what joint?

Back 7

Subtalar

Front 8

What forms the metatarsal joint?

Back 8

The navicular articulating w/talus on medial side of foot AND cuboid articulating w/calcaneus on lateral side

Front 9

The talus articulates w/ what on the medial side of foot to form part of the midtarsal joint?

Back 9

navicular

Front 10

The talus articulates w/what on the lateral side of foot to form the midtarsal joint?

Back 10

Cuboid

Front 11

The 3 cuneiform bones articulate w/ what?

Back 11

Articulate proximally w/navicular and cuboid bones, AND distally w/medial four toes

Front 12

The 3 cuneiform bones articulate distally with what?

Back 12

Medial 4 toes

Front 13

What is the ankle joint?

Back 13

Synovial hinge joint formed by the articulation of talus & tibia

Front 14

The articulation of what forms the ankle joint?

Back 14

Talus & tibia

Front 15

What membrane transfers the force between the tibia and fibula??

Back 15

Interosseous membrane

Front 16

What is the interosseous membrane?

Back 16

Is responsible for transferring force between tibia and fibula (keeps bones from spreading)

Front 17

What do the medial and lateral collateral ligaments do?

Back 17

provide stability by limiting side-to-side movement in frontal plane

Front 18

T/F

Medial libament has three sections and is often called the deltoid ligament.

Back 18

True

Front 19

What's another name for the deltoid ligament?

Back 19

Medial ligament

Front 20

What is the subtalar joint?

Back 20

A nonaxial sliding joint formed by articulation of talus and calcaneus

Front 21

What does the subtalar joint do?

Back 21

Inversion & eversion

Front 22

The articulation of talus and calcaneus from what joint?

Back 22

Subtalar joint

Front 23

What makes up the tarsometatarsal joint?

Back 23

articulation of cuneiforms and cuboid w/ metatarsals

Front 24

Articulation of cuneiforms and cuboid w/metatarsals from what joint?

Back 24

Metatarsal joint

Front 25

What is the metatarsophalangeal joint?

Back 25

Found at ball of foot where the metatarsals and phalanges meet

Front 26

Metatarsals and phalanges meet at the ball of foot to form what joint?

Back 26

Metatarsophalangeal joint

Front 27

What makes up the interphalangeal joint?

Back 27

articulation of two phalanxes

Front 28

How many interphalangeal joints do the digits have?

Back 28

Two (except the great toe, which only has one)

Front 29

The great tow has how many interphalangeal joints?

Back 29

One

Front 30

The interphalangeal joints are called proximal or distal based on what?

Back 30

Their relative positions in the digits

Front 31

What is Plantar Flexion of the foot?

Back 31

Occurs when the plantar surface (sole) of foot is moved toward ground (as in point the foot)

Front 32

Pointing the foot/toes toward the ground is know as what?

Back 32

Plantar flexion

Front 33

Pointing the toes toward the shin is knows as what?

Back 33

Dorsiflexion

Front 34

What occurs when the dorsal surface of the foot approaches the shin(tibia)?

Back 34

Dorsiflexion

Front 35

What is Inversion?

Back 35

Rolling the plantar surface of the foot inward (big toe's position is pointing laterally)

Front 36

What is eversion?

Back 36

When the plantar surface is rotated outward (medial side is toward ground, lateral side is upward)

Front 37

Rolling the plantar surface of the foot inward is known as what?

Back 37

Inversion

Front 38

Rolling the plantar surface of the foot outward is known as what?

Back 38

Eversion

Front 39

What is the tibialis anterior?

Back 39

Shin splint muscle. Runs from the lateral side of anterior tibia across the anterior ankle to medial cuneiform and first metatarsal

Front 40

What is the extensor digitorum longus?

Back 40

Located on fibula, lateral to tibialis anterior

Front 41

What makes up the tendons on top of the foot?

Back 41

Extensor digitorum longus

Front 42

What is the extensor hallucis longus?

Back 42

muscle of the big toe, points toe upward

Front 43

What muscle points the big toe upward?

Back 43

Extensor Hallucis Longus

Front 44

The 3 cuneiform bones articulate proximally with what?

Back 44

Proximally w/ navicular & cuboid bones

Front 45

The calcaneus articulating w/talus forms what joint?

Back 45

Subtalar

Front 46

What forms the longitudinal arch of the foot?

Back 46

Talus articulates w/navicular bone to form the longitudinal arch

Front 47

What makes up the subtalar joint?

Back 47

Calcaneus articulating w/talus

Front 48

What muscle is lateral to the anterior tibia (also known as shin splint muscle)?

Back 48

Tibialis anterior

Front 49

Where is the Peroneus Longus & Brevis located?

Back 49

On lateral side of lower leg

Front 50

Where is the Gastrocnemius?

Back 50

The "Calf muscle", attaches via achilles tendon...from femoral condyles to distal attachment at calcaneus.

Front 51

What 3 muscles attach via the achilles tendon?

Back 51

Plantaris
Soleus
Gastrocnemius

Front 52

Where is the Soleus located?

Back 52

Deep to the gastrocnemius from the shaft of tibia and fibula to the calcaneus via Achilles tendon.

Front 53

Where is the Flexor Digitorum Logus?

Back 53

Beneath the medial malleolus, deep to gastrocnemius & soleus muscles

Front 54

Where is the Tibialis Posterior?

Back 54

Crosses medial malleolus just posterior to frontal plane.

Flexor of Big toe

Front 55

What does the Flexor Hallucis Longus flex?

Back 55

Big toe

Front 56

Where is the Extensor Digitorum Brevis?

Back 56

Runs from calcaneus to medial four digits.

Front 57

What muscle is a dorsiflexor?

Back 57

Tibialis Anterior

Front 58

What muscle does Inversion?

Back 58

Tibialis Anterior

Front 59

What action does the Tibialis Anterior have?

Back 59

Dorsiflexion & Inversion

Front 60

What are the 2 toe extensors?

Back 60

Extensor Digitorum Longus
Extensor Hallicus Longus

Front 61

What action does the Peroneus Longus & Brevis have?

Back 61

Eversion

Front 62

What leg muscle is responsible for eversion?

Back 62

Peroneus Longus & Brevis

Front 63

Which muscles are responsible for Plantar flexion (pointing toes)?

Back 63

Gastrocnemius
Soleus

Front 64

What muscles are reponsible for tow flexion?

Back 64

Flexor Digitorum Longus
Flexor Hallicus Longus

Front 65

What muscle inverts?

Back 65

Tibialis Posterior

Front 66

What muscle is responsible for toe extension?

Back 66

Extensor Digitorum Brevis

Front 67

What's the action of Extensor Digitorum Brevis?

Back 67

Toe Extension

Front 68

What's the action of the Tibialis Posterior?

Back 68

Inversion of the foot