Muscles of the Sole of the Foot

Question 0

Insertion of Abductor Hallucis

Answer 0

Medial side of Base of Proximal Phalanx of 1st Digit

Question 1

Origin of Abductor Hallucis

Answer 1

Medial Tubercle of Tuberosity of Calcaneus
Flexor Retinaculum
Plantaris Aponeurosis

Question 2

Innervation of Abductor Hallucis

Answer 2

Medial Plantar Nerve S2 S3

Question 3

Action of Abductor Hallucis

Answer 3

Abducts and Flexes 1st Digit

Question 4

Origin of Flexor Digitorum Brevis

Answer 4

Medial Tubercle of Tuberosity of Calcaneus
Plantar Aponeurosis
Intermuscular Septa

Question 5

Insertion of Flexor Digitorum Brevis

Answer 5

Both sides of Middle Phalanges of Lateral Four Digits

Question 6

Innervation of Flexor Digitorum Brevis

Answer 6

Medial Plantar Nerve S2 S3

Question 7

Action of Flexor Digitorum Brevis

Answer 7

Flexes Lateral Four Digits

Question 8

Origin of Abductor Digiti Minimi

Answer 8

Medial and Lateral Tubercles of Tuberosity of Calcaneus
Plantar Aponeurosis
Intermuscular Septa

Question 9

Insertion of Abductor Digiti Minimi

Answer 9

Lateral side of Base of Proximal Phalanx of 5th Digit

Question 10

Innervation of Abductor Digiti Minimi

Answer 10

Lateral Plantar Nerve

S2 S3

Question 11

Action of Abductor Digit Minimi

Answer 11

Abducts and Flexes 5th Digit

Question 12

Origin of Quadratus Plantae

Answer 12

Medial surface and Lateral margin of Plantar surface of Calcaneus

Question 13

Insertion of Quadratus Plantae

Answer 13

Posterolateral margin of Tendon of Flexor Digitorm Longus

Question 14

Innervation of Quadratus Plantae

Answer 14

Lateral Plantar Nerve S2 S3

Question 15

Action of Quadratus Plantae

Answer 15

Assists Flexor Digitorum Longus in Flexing Lateral Four Digits

Question 16

Origin of Lumbricals

Answer 16

Tendons of Flexor Digitorum Longus

Question 17

Insertion of Lumbricals

Answer 17

Medial aspect of Expansion over Lateral Four Digits

Question 18

Innervation of Lumbricals

Answer 18

Medial 1- Medial Plantar Nerve S2 S3

Lateral 3- Lateral Plantar Nerve S2 S3

Question 19

Action of Lumbricals

Answer 19

Flex Proximal Phalanges

Extend Middle and Distal Phalanges of Lateral Four Digits

Question 20

Origin of Flexor Hallucis Brevis

Answer 20

Plantar surfaces of Cuboid and Lateral Cuneiform

Question 21

Insertion of Flexor Hallucis Brevis

Answer 21

Both sides of Base of Proximal Phalanx 1st Digit

Question 22

Innervation of Flexor Hallucis Brevis

Answer 22

Medial Plantar Nerve S2 S3

Question 23

Action of Flexor Hallucis Brevis

Answer 23

Flexes Proximal Phalanx of 1st Digit

Question 24

Origin of Adductor Hallucis

Answer 24

Oblique Head- Bases of Metatarsals 2-4 | Transverse Head- Plantar Ligaments of 3rd-5th Metatarsophalangeal Joints

Question 25

Insertion of Adductor Hallucis

Answer 25

Tendons of both Heads attach to Lateral side of Base of Proximal Phalanx of 1st Digit

Question 26

Innervation of Adductor Hallucis

Answer 26

Deep Branch of Lateral Plantar Nerve S2 S3

Question 27

Action of Adductor Hallucis

Answer 27

Adducts 1st Digit | Assists in maintaining Transverse Arch of Foot

Question 28

Origin of Flexor Digiti Minimi Brevis

Answer 28

Base of 5th Metatarsal

Question 29

Insertion of Flexor Digiti Minimi Brevis

Answer 29

Base of Proximal Phalanx of 5th Digit

Question 30

Innervation of Flexor Digiti Minimi Brevis

Answer 30

Superficial Branch of Lateral Plantar Nerve S2 S3

Question 31

Action of Flexor Digit Minimi Brevis

Answer 31

Flexes Proximal Phalanx of 5th Digit, thereby assisting with its Flexion

Question 32

Origin of Plantar Interossei (Three Muscles)

Answer 32

Bases and Medial sides of Metatarsals 3-5

Question 33

Insertion of Plantar Interossei

Answer 33

Medial sides of Base of Proximal Phalanges of 3rd-5th Digits

Question 34

Innervation of Plantar Interossei

Answer 34

Lateral Plantar Nerve S2 S3

Question 35

Action of Plantar Interossei

Answer 35

``` Adducts Digits (3-5) Flex Metatarsophalangeal Joints ```

Question 36

Origin of Dorsal Interossei (Four Muscles)

Answer 36

Adjacent sides of Metatarsals 1-5

Question 37

Insertion of Dorsal Interossei

Answer 37

First- Medial side of Proximal Phalanx of 2nd Digit | Second to Fourth- Lateral sides of 2nd-4th Digits

Question 38

Innervation of Dorsal Interossei

Answer 38

?

Question 39

Action of Dorsal Interossei

Answer 39

``` Abduct Digits (2-4) Flex Metatarsophalangeal Joints ```