Human Anatomy - Foot

Front 1

How many bones are in the foot?

Back 1

26

Front 2

How many tarsal bones are there?

Back 2

7

Front 3

What are the 7 tarsal bones?

Back 3

talus, calcaneus, navicular, cuboid, three cuneiforms

Front 4

How many metatarsal bones are there?

Back 4

5

Front 5

How many phalange bones

Back 5

14

Front 6

How many phalanges per toe?

Back 6

1st toe: 2
2-5 toes: 3

Front 7

What is another term for ankle joint?

Back 7

talocrural joint

Front 8

The ankle joint includes articulations of what bones?

Back 8

talus

tibia

fibula

Front 9

The weight of the body rests on what bone?

Back 9

talus

Front 10

Movements of the ankle joint include what?

Back 10

dorsiflexion

plantar flexion

Front 11

dorsiflexion

Back 11

raising the toes off ground

Front 12

plantar flexion

Back 12

raising the heel off the ground

Front 13

gliding joints are found between what areas?

Back 13

tarsal & metatarsal areas

Front 14

condyloid joints are found where?

Back 14

metatarsal-phalangeal

interphalangeal

Front 15

What joints allow for inversion & eversion?

Back 15

subtalar joints

midtarsal joints

Front 16

Deep fascia covering the musculature in the sole is called what?

Back 16

plantar aponeurosis

Front 17

Plantar fascitis

Back 17

tear in plantar aponeurosis

Front 18

The foot is innervated by what nerves

Back 18

medial & lateral plantar nerves

Front 19

the medial and lateral plantar nerves are branches of what nerve

Back 19

tibial nerve

Front 20

The medial plantar nerve innervates what muscles

Back 20

abductor hallucis

flexor digitorum brevis

flexor hallucis brevis

1st lumbrical

Front 21

Cutaneous branches of medial plantar n supply what?

Back 21

both sides of big toe

2nd & 3rd toe

tibial side of 4th toe

Front 22

Lateral plantar nerve gives muscular branches to what muscles?

Back 22

abductor digiti minimi

quadratus plantae

flexor digiti minimi brevis

adductor hallucis

lateral three lumbricals

interossei muscles

Front 23

Cutaneous branches of lateral plantar nerve supply what?

Back 23

lateral side of 4th toe & both sides of 5th toe

Front 24

Distribution of lateral plantar nerve closely resembles distribution of what nerve in hand?

Back 24

ulnar nerve

Front 25

Distribution of medial plantar nerve closely resembles distribution of what nerve in hand?

Back 25

medial nerve

Front 26

What is the principal artery in the sole of the foot?

Back 26

lateral plantar artery

Front 27

The lateral plantar artery is a continuation of what artery?

Back 27

posterior tibial artery

Front 28

THe plantar arch gives rise to what?

Back 28

plantar metatarsal arteries

Front 29

What artery supplies the dorsum of the foot?

Back 29

dorsalis pedis artery

Front 30

the dorsalis pedis artery is the continuation of what artery?

Back 30

anterior tibial artery

Front 31

Origin of Abductor hallucis

Back 31

calcaneal tubeosity

Front 32

Insertion of Abductor hallucis

Back 32

medial side - base of proximal phalanx big toe

Front 33

Innervation of Abductor hallucis

Back 33

medial plantar

Front 34

Action of Abductor hallucis

Back 34

abducts big toe

Front 35

Origin of flexor digitorum brevis

Back 35

calcaneal tuberosity

Front 36

Insertion of flexor digitorum brevis

Back 36

middle phalanx

Front 37

Innervation of flexor digitorum brevis

Back 37

medial plantar n

Front 38

Action of flexor digitorum brevis

Back 38

flexes toes 2-5 at PIP joints

Front 39

Origin of Abductor digiti minimi

Back 39

calcaneal tuberosity

Front 40

Insertion of Abductor digiti minimi

Back 40

lateral side

base of proximal phalanx of 5th toe

Front 41

Innervation of Abductor digiti minimi

Back 41

lateral plantar n

Front 42

Action of Abductor digiti minimi

Back 42

abducts 5th toe

Front 43

The first layer of muscles in the foot include what muscles?

Back 43

abductor hallucis

flexor digitorum brevis

abductor digiti minimi

Front 44

Origin of quadratus plantae

Back 44

calcaneus (medial surface)

Front 45

Insertion of quadratus plantae

Back 45

tendon of flexor digitorum longus

Front 46

Innervation of quadratus plantae

Back 46

lateral plantar

Front 47

Action of quadratus plantae

Back 47

flexes toes

Front 48

Origin of lumbricals (4)

Back 48

tendons of flexor digitorum longus

Front 49

Insertion of lumbricals

Back 49

extensor expansion of lateral 4 toes

Front 50

innervation of lumbricals

Back 50

1st: medial plantar

2, 3, 4: lateral plantar

Front 51

Actions of lumbricals

Back 51

flexes MP joints

extends IP joints

Front 52

Origin of tendon of flexor digitorum longus

Back 52

posterior tibia

Front 53

Insertion of flexor digitorum longus

Back 53

distal phalanx lateral 4 toes

Front 54

Innervation of flexor digitorum longus

Back 54

tibial n

Front 55

Action of flexor digitorum longus

Back 55

flexes toes 2-5

Front 56

Origin of flexor hallucis longus

Back 56

posterior fibula

Front 57

Insertion of flexor hallucis longus

Back 57

distal phalanx of big toe

Front 58

Nerve supply of flexor hallucis longus

Back 58

tibial n

Front 59

Action of flexor hallucis longus

Back 59

flexes big toe

Front 60

Second layer of foot muscles include what

Back 60

quadratus plantae

lumbricals

tendon of flexor digitorum longus

tendon of flexor hallucis longus

Front 61

Origin of flexor hallucis

Back 61

plantar surface of cuboid

Front 62

Insertion of flexor hallucis

Back 62

medial and lateral sides of proximal phalnax of big toe

Front 63

Innervation of flexor hallucis

Back 63

medial plantar

Front 64

Action of flexor hallucis

Back 64

flexes big toe

Front 65

Origin of adductor hallucis

Back 65

transverse part - head of metatarsals

oblique part: plantar surface of metatarsals 2,3,4

Front 66

Insertion of adductor hallucis

Back 66

lateral side of proximal phalanx of big toe

Front 67

Nerve supply of adductor hallucis

Back 67

lateral plantar

Front 68

Action of adductor hallucis

Back 68

adducts & assists flexion of big toe

Front 69

Origin of flexor digiti minimi brevis

Back 69

plantar surface of 5th metatarsal

Front 70

insertion of digiti minimi brevis

Back 70

base of proximal phalanx - 5th toe

Front 71

nerve supply of digiti minimi brevis

Back 71

lateral plantar n

Front 72

action of digiti minimi brevis

Back 72

flexes proximal phalanx of 5th toe

Front 73

What muscles are included in third layer of foot muscles?

Back 73

flexor hallucis

adductor hallucis

flexor digiti minimi brevis

Front 74

Origin of plantar interossei (3 muscles)

Back 74

plantar sufaces of metatarsals 3,4,5

Front 75

insertion of plantar interossei

Back 75

medial side of proximal phalanges - toes 3,4,5

Front 76

nerve supply of plantar interossei

Back 76

lateral plantar

Front 77

Actions of plantar interossei

Back 77

adductors of toes 3-5; flexes MP joints

Front 78

Origin of dorsal interossei (4 muscles)

Back 78

adjoining parts of metatarsals 1-5

Front 79

Insertion fo dorsal interossei

Back 79

both sides of proximal phalanx of 2nd toe, lateral side of proximal phalanges toes 3 & 4

Front 80

Nerve supply of dorsal interossei

Back 80

lateral plantar

Front 81

Actions of dorsal interossei

Back 81

abductors of toes 2-4

flexes MP joints