Exsc 400 Exam 4 Muscles

Front 1

Muscles of the anterior of the Hip Joint:

Back 1

Psoas Major
Iliacus
Tensor Fascia Latae
Rectus Femoris
Sartorius
Pectinius

Front 2

Muscles of the posterior Hip Joint:

Back 2

Gluteus Maximus
Biceps Femoris
Semimembranosus
Semitendinosus

Front 3

Muscles of the lateral Hip Joint:

Back 3

Gluteus Medius
Gluteus Minimus

Front 4

Six Deep External Rotators:

Back 4

Piriformis
Gemellus Superior
Obturator Internus
Gemellus Inferior
Obturator Externus
Quadratus Femoris

Front 5

Muscles medial to Hip Joint (adductors):

Back 5

Gracilis
Adductor Magnus
Adductor Longus
Adductor Brevis
Pectinius

Front 6

Muscles that cross the Hip and the Knee:

Back 6

Sartorius
Rectus Femoris
Biceps Femoris
Semitendinosus
Semimembranosus
Gracilis

Front 7

Muscles that cross the knee:

Back 7

Vastus Medialis
Vastus Lateralis
Vastus Intermedius
Gastrocnemius
Popliteus
Plantaris
Sartorius
Rectus Femoris
Biceps Femoris
Semitendinosus
Semimembranosus
Gracilis

Front 8

Muscles that cross posterior on Ankle:

Back 8

Gastrocnemius
Soleus
Plantaris

Front 9

Muscles that cross medial on the ankle:

Back 9

Tibialis Posterior
Flexor Digitorum Longus
Flexor Hallicus Longus

Front 10

Muscles that cross lateral on the Ankle:

Back 10

Fibularis Longus
Fibularis Brevis

Front 11

Muscles that cross anterior on the Ankle:

Back 11

Tibialis Anterior
Extensor Digitorum Longus
Extensor Hallicus Longus
Fibularis Tertius

Front 12

Muscles that cross both the Ankle and the Knee:

Back 12

Gastrocnemius
Plantaris

Front 13

1st layer plantar intrinsics of the foot:

Back 13

Abductor Hallicus
Flexor Digitorum Brevis
Abductor Digiti Minimi

Front 14

2nd layer plantar intrinsics of the foot:

Back 14

Quadratus Plantae
Lumbricals (4)

Front 15

3rd layer plantar intrinsics of the foot:

Back 15

Flexor Hallicus Brevis
Adductor Hallicus
Flexor Digiti Minimi

Front 16

4th layer plantar intrinsics of the foot:

Back 16

Dorsal Interossei (4)
Plantar Interossei (3)

Front 17

Dorsal Intrinsics of the foot:

Back 17

Extensor Hallicus Brevis
Extensor Digitorum Brevis

Front 18

Muscles of the Anterior Compartment:

Back 18

Tibialis Anterior
Extensor Hallicus Longus
Extensor Digitorum Longus
Fibularis Tertius

Front 19

Muscles of the Lateral Compartment:

Back 19

Fibularis Longus
Fibularis Brevis

Front 20

Muscles of the Superficial Posterior Compartment:

Back 20

Gastrocnemius
Soleus
Plantaris

Front 21

Muscles of the Deep Posterior Compartment:

Back 21

Tibialis Posterior
Flexor Digitorum Longus
Flexor Hallicus Longus
Popliteus

Front 22

OIAN of the Tibialis Anterior

Back 22

O: Upper two thirds of the lateral surface of the tibia
I: Medial and plantar aspect of the first metatarsal and first cuneiform bone
A: Dorsiflexion, inversion
N: Deep Fibular

Front 23

OIAN of the Extensor Hallicus Longus:

Back 23

O: Middle part of the fibula on its medial and anterior aspect and adjacent interosseous membrane
I: Dorsum of distal phalanx of great toe
A: Toe extension, dorsiflexion, inversion
N: Deep Fibular

Front 24

OIAN of the Extensor Digitorum Longus

Back 24

O: Upper three-quarters of anterior surface of fibula and interosseous membrane and lateral condyle of tibia
I: By four tendons into middle and distal phalanges of four lateral toes
A: Toe extension, dorsiflexion, eversion
N: Deep fibular

Front 25

OIAN of the Fibularis Tertius

Back 25

O: Lower third of anterior-lateral surface of fibula
I: Base of the dorsum of the fifth metatarsal bone
A: Dorsiflexion, eversion
N: Deep Fibular

Front 26

OIAN of the Fibularis Longus

Back 26

O: Uper two thirds of lateral surface of fibula and lateral condyle of tibia
I: First metatarsal and first cuneiform (by way of peroneal groove)
A: Eversion, plantar flexion
N: Superficial Fibular

Front 27

OIAN of the Fibularis Brevis

Back 27

O: Lower two thirds of the lateral surface of fibula
I: Base of fifth metatarsal bone on lateral side
A: Eversion, plantar flexion
N: Superficial Fibular

Front 28

OIAN of the Gastrocnemius

Back 28

O: Posterior aspect of medial and lateral condyles of femur
I: Achilles tendon
A: Plantar flexion, knee flexion
N: Tibial

Front 29

OIAN of the Soleus

Back 29

O: Posterior upper third of fibula and soleal line of tibia, interosseous membrane
I: Calcaneus tuberosity via Achilles Tendon
A: Plantar flexion, knee flexion
N: Tibial

Front 30

OIAN of the Plantaris

Back 30

O: Lateral supracondylar ridge of femur
I: Medial side of posterior part of calcaneus, calcaneal tendon
A: Plantar flexion, knee flexion
N: Tibial

Front 31

OIAN of the Tibialis Posterior:

Back 31

O: Interosseus membrane, and adjacent bony surfaces of posterior tibia and fibula
I: Navicular: Cuboid; 1,2,3 Cuneiform; 2,3,4 Metatarsals
A: Inversion, plantar flexion
N: Tibial

Front 32

OIAN of the Flexor Digitorum Longus

Back 32

O: Middle three fifths of posterior surface of tibia
I: By four tendons to base of distal phalanges on the plantar surfaces of the four lateral toes
A: Toe flexion, inversion, plantar flexion
N: Tibial

Front 33

OIAN of the Flexor Hallicus Longus

Back 33

O: Lower two thirds of posterior surface of fibula and interosseus membrane
I: Plantar surface of base of distal phalanx of great toe
A: Toe flexion, inversion, plantar flexion
N: Tibial

Front 34

OIAN of the Popliteus

Back 34

O: Lateral surface of the lateral condyle of femur
I: Triangular space on posterior of tibia above oblique or soleal line
A: Knee flexion and internal rotation
N: Tibial

Front 35

OIAN of the Semimembranosis

Back 35

O: Tuberosity of ischium
I: Posterior aspect of medial condyle of tibia
A: Hip extension, knee flexion, knee internal rotation
N: Sciatic, tibial portion

Front 36

OIAN of the Semitendinosis

Back 36

O: Tuberosity of ischium with long head of the biceps femoris
I: Beside gracilis and sortius on medial tibia, where shaft and head join
A: Hip extension, knee flexion, knee internal rotation
N: Sciatic, tibial portion

Front 37

OIAN of the Biceps Femoris

Back 37

O: Long head from tuberosity of ischium and sacrotuberous ligament. Short head from lateral lip of linea aspera between adductor magnus and vastus lateralis
I: Head of fibula
A: Hip extension, knee flexion, knee external rotation
N: Sciatic, long head tibial, short head common fibular

Front 38

OIAN of the Vastus Medialis

Back 38

O: Medial lip of linea aspera
I: Tibial tuberosity via quadriceps tendon
A: Knee extension
N: Femoral

Front 39

OIAN of the Vastus Intermedius

Back 39

O: Proximal two thirds anteriolateral surface of femur
I: Deep surface of quadriceps tendon to the tibial tuberosity
A: Knee extension
N: Femoral

Front 40

OIAN of the Vastus Lateralis

Back 40

O: Lateral lip of linea aspera
I: Tibial tuberosity via quadriceps tendon
A: Knee extension
N: Femoral

Front 41

OIAN of Rectus Femoris

Back 41

O: Anterior inferior iliac spine and superior brim of acetabulum
I: Superficial central portion of the base of the patella to the tibial tuberosity via the quadriceps tendon
A: Hip flexion, knee extension
N: Femoral

Front 42

OIAN of the Articularis Genu

Back 42

O: Anterior femur usually distal to vastus intermedius- sometimes blends in with vastus intermedius
I: Proximal part of synovial membrane of knee
A: Draws articular capsule proximal
N: Branch of femoral

Front 43

OIAN of the Psoas Major

Back 43

O: From the bodies, transvers process and discs of last thoracic and all five lumbar vertebrae
I: Lesser trochanter of femur
A: Hip flexion and external rotation
N: 2nd and 3rd Lumbar

Front 44

OIAN of the Psoas Minor

Back 44

O: Sides of the bodies of T12 and L1 and the disc space
I: Pectineal line and iliopectineal eminence
A: Flexion of the pelvis and lumbar spine
N: L1, L2

Front 45

OIAN of the Iliacus

Back 45

O: Superior two thirds of iliac fossa, iliac crest and ala of sacrum
I: Lesser trochanter of femur
A: Hip flexion and external rotation
N: Branch of femoral

Front 46

OIAN of the Sartorius

Back 46

O: Anterior superior spine of ilium and notch inferior
I: Medial aspect of tibia at junction of head and shaft
A: Hip flexion, abduction and external rotation, knee flexion and internal rotation
N: Femoral

Front 47

OIAN of the Pectineus

Back 47

O: Pecineal line of pubis between iliopectineal eminence and pubic tubercle
I: Line from lesser trochanter to linea aspera
A: Thigh adduction, flexion, and slight internal rotation
N: Femoral and accessory obturator

Front 48

OIAN of the Tensor Fasciae Latae

Back 48

O: Lateral aspect of anterior superior iliac crest
I: Fascia lata about halfway down thigh, down to Gerdy's tubercle on the tibia via the iliotibial tract
A: Tenses fasciae latae. Hip flexion, abduction and internal rotation
N: Superior gluteal

Front 49

OIAN of the Gluteus Minimus

Back 49

O: External surface of ilium between between iliac crest and posterior gluteal line and anterior gluteal line
I: External surface of greater trochanter
A: Abducts hip, rotates thigh internally when leg is extended, stabilization of opposite hip
N: Superior gluteal

Front 50

OIAN of the Gluteus Maximus

Back 50

O: Posterior fourth of crest of ilium; posterior surface of sacrum and coccyx. External surface of ilium between crest and posterior gluteal line. Sacrotuberous ligament
I: Gluteal tuberosity and iliotibial tract
A: Extends hip, assists in adduction and external rotation
N: Inferior gluteal

Front 51

OIAN of the Gluteus Medius

Back 51

O: External surface of ilium between iliac crest and posterior gluteal line and anterior gluteal line
I: External surface of greater trochanter
A: Abducts hip, rotates thigh internally when leg is extended, stabilization of opposite hip
N: Inferior gluteal

Front 52

OIAN of the Gracilis

Back 52

O: Lateral on inferior ramus of pubis and ischium
I: On medial surface of tibia, beside sartorius and semitendinosus where shaft and head join
A: Knee flexion and internal rotation, hip adduction
N: Obturator

Front 53

OIAN of the Adductor Brevis

Back 53

O: Lateral surface of inferior ramus of pubis
I: Upper third of linea aspera
A: Hip adduction, slight medial rotation, extension, flexion
N: Obturator

Front 54

OIAN of the Adductor Longus

Back 54

O: Body of pubis
I: MIddle half of medial lip of linea aspera
A: Hip adduction, slight internal rotation, extension, flexion
N: Obturator

Front 55

OIAN of the Adductor Magnus

Back 55

O: External surface of ischial tuberosity and inferior rami of ischium and pubis- horizontal fibers from the ramus of the pubis are sometimes called the adductor minimus
I: Entire length of linea aspera; medial supracondylar ridge of femur, and adductor tubercle
A: Hip adduction, external rotation, extension, flexion
N: Obturator and Sciatic

Front 56

OIAN of the Piriformis

Back 56

O: Anterior surface of sacrum near margin of greater sciatic notch
I: Superior surface of greater trochanter
A: External rotation of extended hip, abducts hip when limb is flexed
N: 1st and 2nd sacral

Front 57

OIAN of the Gemellus Superior

Back 57

O: Lateral surface of ischial spine
I: Medial aspect of superior border of greater trochanter
A: Hip external rotation
N: Nerve to obturator internus and gemellus superior

Front 58

OIAN of the Obturator Internus

Back 58

O: Internal surface of pelvis. Inner surface of obturator membrane
I: Medial surface of greater trochanter of femur
A: Hip external rotation
N: Nerve to obturator internus and gemellus superior

Front 59

OIAN of the Gemellus Inferior

Back 59

O: Upper part of ischial tuberosity
I: Medial aspect of superior border of greater trochanter
A: Hip external rotation
N: Nerve of quadratus femoris and gemellus inferior

Front 60

OIAN of the Obturator Externus

Back 60

O: Pubis of ischium near rim of obturator foramen. Outer surface of obturator membrane
I: Passing back of neck of femur it inserts into the fossa of the great trochanter
A: Hip external rotation
N: Obturator

Front 61

OIAN of the Quadratus Femoris

Back 61

O: Tuberosity of ischium
I: Quadrate tubercle of intertrochanteric crest
A: Hip external rotation, adduction
N: Nerve to quadratus femoris and gemellus inferior

Front 62

OIAN of the Abductor Hallicus

Back 62

O: Medial process of calcaneus, plantar aponeurosis
I: Medial side of base of first phalanx of great toe
A: Abducts great toe
N: Medial plantar

Front 63

OIAN of the Flexor Digitorum Brevis

Back 63

O: Anterior aspect of tuberosity of calcaneus, plantar aponeurosis
I: 2nd phalanges of 4 outer toes
A: Toe flexion
N: Medial plantar

Front 64

OIAN of the Abductor Digiti Minimi

Back 64

O: Lateral process of tuberosity of the calcaneus, plantar aponeurosis
I: Lateral side of the 1st phalanx of the 5th toe
A: Abducts the small toe
N: Lateral plantar nerve

Front 65

OIAN of the Quadratus Plantae

Back 65

O: Calcaneus, by 2 heads
I: Tendon of flexor digitorum longus
A: Toe flexion
N: Lateral plantar

Front 66

OIAN of the Lumbricals

Back 66

O: Tendon of the flexor digitorum longus
I: Tendons of the extensor digitorum longus muscle and into the medial side of the 1st phalanx of the corresponding toes
A: Flexes toes at MTP joints, extends teos in IP joints of 4 lateral toes
N: Medial plantar (1st), Lateral plantar (2nd, 3rd, 4th)

Front 67

OIAN of the Flexor Hallicus Brevis

Back 67

O: Plantar surface of cuboid bone, tendon of tibialis posterior
I: 1st phalanx of great toe
A: Flexes great toe
N: Medial plantar

Front 68

OIAN of the Adductor Hallicus

Back 68

O: Oblique head from bases of 2nd, 3rd, and 4th metatarsals, and from sheath of the tendon of the peroneus longus. Transverse head from capsules of lateral four MTP joints and from the transverse metatarsal ligament
I: Lateral side of the base of the proximal phalanx of the great toe
A: Adducts great toe
N: Lateral plantar

Front 69

OIAN of the Flexor Digiti Minimi Brevis

Back 69

O: 5th metatarsal
I: 1st phalanx, 5th toe
A: Flexion of proximal phalanx, 5th toe
N: Lateral plantar

Front 70

OIAN of the Dorsal Interossei

Back 70

O: Arise by two heads from adjacent sides of metatarsal bones
I: 1- medial side of 1st phalanx, 2nd toe
2- lateral side of 1st phalanx, 2nd toe
3- lateral side of 1st phalanx, 3rd toe
4- lateral side of 1st phalanx, 4th toe
A: Abduction of 2nd, 3rd, 4th, and 5th toes from axis of 2nd toe
N: Lateral plantar

Front 71

OIAN of the Plantar Interossei

Back 71

O: Medial side of 3rd, 4th, and 5th metatarsals
I: Medial side of 3rd, 4th, and 5th toes, 1st phalanx
A: Adduction of 3rd, 4th, and 5th toes toward axis of 2nd toe
N: Lateral plantar

Front 72

OIAN of the Extensor Digitorum Brevis

Back 72

O: Forepart of calcaneus of dorsal surface- divides into 3 tendons
I: Lateral side of tendons of extensor digitorum longus
A: Extends 3 medial toes
N: Deep fibular

Front 73

OIAN of the Extensor Hallicus Brevis

Back 73

O: Forepart of calcaneus on dorsal surface
I: Dorsum of 1st phalanx of great toe
A: Extends proximal phalanx of great toe
N: Deep fibular