Muscles Of The Leg And Foot (O's And I's) Flashcards
Name the muscles of the anterior fascial compartment of the leg
- Tibialis Anterior
- Extensor Digitorum Longus
- Extensor Hallucis Longus
- Peroneus Tertius
Tibialis Anterior
O: Lateral condyle and
upper half of lateral
surface of shaft of
tibia and interosseus
membrane
I:
Extensor Digitorum Longus
Lateral condyle of
tibial; upper 2/3 of
anterior surface of
shaft of fibula and
interosseus
membrane
Extensor Hallucis Longus
Middle 1/2 of anterior
surface of shaft of
fibula and interosseus
membrane
Peroneus Tertius
Lower 1/3 of anterior
surface of shaft of
fibula and
interosseus membrane
Name the muscles of the lateral fascial compartment of the leg
- Peroneus Longus
- Peroneus Brevis
Peroneus Longus
Head and upper 2/3
of the lateral surface
of the fibula
Peroneus Brevis
Lower 2/3 of lateral
surface of fibula
Name the muscles of the superficial posterior fascial compartment of the leg
- Plantaris
- Gastrocnemius
- Soleus
- Popliteus
Plantaris
Distal lateral
supracondyle ridge
of the femur
Gastrocnemius
Lateral head:
lateral aspect of lateral condyle of femur and joint capsule
Medial head:
popliteal surface of the femur above the medial condyle and joint capsule
Soleus
Posterior surface of
head and upper 1/3 of
shaft of fibula; soleal
line on the tibia and
the tendinous arch
between tibia and
fibula
Popliteus
Lateral condyle of
femur and lateral
meniscus of the knee
Name the muscles of the deep posterior fascial compartment of the leg
- Flexor Digitorum Longus
-Flexor Hallucis Longus
-Tibialis Posterior
Flexor Digitorum Longus
The middle 1/3 of the
posterior surface of
tibia below soleal
line
Flexor Hallucis Longus
Inferior 2/3 of
posterior surface of
shaft of fibula and the
interosseus membrane
Tibialis Posterior
Upper posterior
surface of tibia,
interosseus membrane
and upper half of
posterior surface
of the fibula
Name the intrinsic muscles of the dorsal surface of the foot
- Extensor Digitorum Brevis
- Extensor Hallucis Brevis
Extensor Digitorum Brevis
Upper and lateral
surface of calcaneus
Extensor Hallucis Brevis
Upper and lateral
surface of calcaneus
Name the first layer of the intrinsic muscles of the plantar surface of the foot
- Abductor Hallucis
- Flexor Digitorum Brevis
- Abductor Digiti Minimi (Brevis)
Abductor Hallucis
Medial tubercle of the
calcaneus and the
flexor retinaculum
Flexor Digitorum Brevis
Medial tubercle of the
calcaneus
Abductor Digiti Minimi (Brevis)
Medial and lateral
tubercle of the
calcaneus
Name the second layer of the intrinsic muscles of the plantar surfaces of the foot
- Quadratus Plantae
- Lumbricales (4)
Quadratus Plantae
Medial and lateral sides of calcaneus
Lumbricales (4)
Tendons of flexor digitorum longus
Name the intrinsic muscles of the third layer of the plantar surface of the foot
- Flexor Hallucis Brevis
- Adductor Hallucis
- Flexor Digiti Minimi (Brevis)
Flexor Hallucis Brevis
Cuboid, lateral (#3)
cuneiform and tendon
of Tibialis posterior
Adductor Hallucis
Oblique head: bases
of 2, 3, 4 metatarsals
Transverse head:
Deep transverse
metatarsal ligaments
of toes 3-5
Flexor Digiti Minimi (Brevis)
Base of 5th
metatarsal
Name the fourth layer of intrinsic muscles of plantar surface of the foot
- Dorsal Interossei (4)
- Plantar Interossei (3)
Dorsal Interossei (4)
Adjacent sides of the
metatarsals
Plantar Interossei (3)
Bases and medial
sides of the
metatarsals 3,4, 5
