Popliteus Innervated by tibial nerve L4,5,S1 Plantaris Originates on calcaneus via calcaneal tendon Abductor Digiti minimi Flexes 5th toe, abducts 5th toe Flexor Hallucis Longus Innervated by tibial nerve L5, S1, 2 Adductor Hallucis Inserts on lateral surface of proximal phalanx of 1st toe Fibularis Brevis Everts the foot, plantar flexes the ankle Abductor Hallucis Innervated by Tibial nerve L4, 5, S1 Plantaris Inserts on calcaneus via calcaneal tendon Flexor Hallucis Brevis Originates on plantar surfaces of cuboid and lateral cuneiform Extensor Digitorum Longus Extends 2nd-5th toes, dorsiflexes ankle, everts the foot
Tibialis Anterior It is the strongest dorsiflexor of the ankle Fibularis Brevis This muscle is responsible for 63% of the power in everting the foot Popliteus Also known as the "key of the knee" Dorsal Interossei Originates on adjacent sides of all metatarsals Plantar Interossei Innervated by Tibial nerve S1,2 Extensor hallucis longus Dorsiflexes the ankle, inverts the foot, extends 1st toe Extensor Hallucis Brevis Inserts at proximal phalanx of 1st toe Extensor Digitorum Brevis Extends 2nd-4th toes Flexor Digitorum Longus Inverts the foot, flexes 2nd-5th toes, plantar flexes ankle Extensor Hallucis Longus This muscle splits into 3 tendons in 15% of people Extensor Digitorum longus Originates at lateral condyle of tibia, proximal anterior shaft of fibula, interosseous membrane Extensor Digitorum Brevis Extends the 2nd- 4th toes Tibialis Posterior Innervated by tibial nerve L4,5,S1 Flexor Hallucis Longus Originates on middle half of posterior fibula Quadratus Plantae Inserts on posterior lateral aspect of flexor digitorum longus tendon Abductor Digiti Minimi Innervated by Tibial nerve S1,2 Flexor Digitorum Brevis Inserts on middle phalanges of 2nd-5th toes Flexor Hallucis Brevis Inserts on proximal phalanx of 1st toe Gastrocnemius Innvervated by tibial nerve S1,2 Quadratus Plantae This muscle is evolving and getting bigger in humans overtime Tibialis Anterior Inverts the foot, dorsiflexes ankle Lumbricals of foot Originates on tendons of flexor digitorum longus Flexor Digitorum Brevis Originates on medial process of calcaneus and plantar aponeurosis Fibularis Longus Originates at head of fibula and proximal two thirds of lateral fibula Flexor Hallucis Brevis Innervated by Tibial nerve L4,5,S1 Soleus Originates at soleal line, proximal posterior surface of tibia, and posterior aspect of head of fibula Tibialis Posterior This muscle prevents the arch from collapsing Flexor digiti minimi brevis Innervated by tibial S1,2 Flexor Digitorum Brevis Flexes 2nd- 5th toes, plantar flexes ankle, inverts foot Extensor Hallucis Longus Innervated by deep fibular nerve L4,5,S1 Dorsal Interossei Monkey's also have these muscles Fibularis Longus Inserts at base of first metatarsal and medial cuneiform Soleus Nicknamed the "second heart" Lumbricals of the foot Name translates to earthworm due to it's shape Flexor Digiti Minimi Brevis Inserts at base of proximal phalanx of 5th toe Adductor Hallucis Inserts on lateral surface of base of proximal phalanx of 1st toe Abductor Hallucis Inserts on proximal phalanx of 1st toe and medial sesamoid bone Tibialis Posterior Plantar flexes the ankle, inverts the foot Gastrocnemius Greek name translates to the stomach of the leg Popliteus Innervated by tibial nerve L4,5,S1 Plantaris Originates on calcaneus via calcaneal tendon Abductor Digiti minimi Flexes 5th toe, abducts 5th toe Flexor Hallucis Longus Innervated by tibial nerve L5, S1, 2 Adductor Hallucis Inserts on lateral surface of proximal phalanx of 1st toe Fibularis Brevis Everts the foot, plantar flexes the ankle Abductor Hallucis Innervated by Tibial nerve L4, 5, S1 Plantaris Inserts on calcaneus via calcaneal tendon Flexor Hallucis Brevis Originates on plantar surfaces of cuboid and lateral cuneiform Extensor Digitorum Longus Extends 2nd-5th toes, dorsiflexes ankle, everts the foot Tibialis Anterior It is the strongest dorsiflexor of the ankle Fibularis Brevis This muscle is responsible for 63% of the power in everting the foot Popliteus Also known as the "key of the knee" Dorsal Interossei Originates on adjacent sides of all metatarsals Plantar Interossei Innervated by Tibial nerve S1,2 Extensor hallucis longus Dorsiflexes the ankle, inverts the foot, extends 1st toe Extensor Hallucis Brevis Inserts at proximal phalanx of 1st toe Extensor Digitorum Brevis Extends 2nd-4th toes Flexor Digitorum Longus Inverts the foot, flexes 2nd-5th toes, plantar flexes ankle Extensor Hallucis Longus This muscle splits into 3 tendons in 15% of people Extensor Digitorum longus Originates at lateral condyle of tibia, proximal anterior shaft of fibula, interosseous membrane Extensor Digitorum Brevis Extends the 2nd- 4th toes Tibialis Posterior Innervated by tibial nerve L4,5,S1 Flexor Hallucis Longus Originates on middle half of posterior fibula Quadratus Plantae Inserts on posterior lateral aspect of flexor digitorum longus tendon Abductor Digiti Minimi Innervated by Tibial nerve S1,2 Flexor Digitorum Brevis Inserts on middle phalanges of 2nd-5th toes Flexor Hallucis Brevis Inserts on proximal phalanx of 1st toe Gastrocnemius Innvervated by tibial nerve S1,2 Quadratus Plantae This muscle is evolving and getting bigger in humans overtime Tibialis Anterior Inverts the foot, dorsiflexes ankle Lumbricals of foot Originates on tendons of flexor digitorum longus Flexor Digitorum Brevis Originates on medial process of calcaneus and plantar aponeurosis Fibularis Longus Originates at head of fibula and proximal two thirds of lateral fibula Flexor Hallucis Brevis Innervated by Tibial nerve L4,5,S1 Soleus Originates at soleal line, proximal posterior surface of tibia, and posterior aspect of head of fibula Tibialis Posterior This muscle prevents the arch from collapsing Flexor digiti minimi brevis Innervated by tibial S1,2 Flexor Digitorum Brevis Flexes 2nd- 5th toes, plantar flexes ankle, inverts foot Extensor Hallucis Longus Innervated by deep fibular nerve L4,5,S1 Dorsal Interossei Monkey's also have these muscles Fibularis Longus Inserts at base of first metatarsal and medial cuneiform Soleus Nicknamed the "second heart" Lumbricals of the foot Name translates to earthworm due to it's shape Flexor Digiti Minimi Brevis Inserts at base of proximal phalanx of 5th toe Adductor Hallucis Inserts on lateral surface of base of proximal phalanx of 1st toe Abductor Hallucis Inserts on proximal phalanx of 1st toe and medial sesamoid bone Tibialis Posterior Plantar flexes the ankle, inverts the foot Gastrocnemius Greek name translates to the stomach of the leg
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N-Innervated by tibial nerve L4,5,S1
O-Originates on calcaneus via calcaneal tendon
A-Flexes 5th toe, abducts 5th toe
N-Innervated by tibial nerve L5, S1, 2
I-Inserts on lateral surface of proximal phalanx of 1st toe
A-Everts the foot, plantar flexes the ankle
N-Innervated by Tibial nerve L4, 5, S1
I-Inserts on calcaneus via calcaneal tendon
O-Originates on plantar surfaces of cuboid and lateral cuneiform
A-Extends 2nd-5th toes, dorsiflexes ankle, everts the foot
M-It is the strongest dorsiflexor of the ankle
M-This muscle is responsible for 63% of the power in everting the foot
M-Also known as the "key of the knee"
O-Originates on adjacent sides of all metatarsals
N-Innervated by Tibial nerve S1,2
A-Dorsiflexes the ankle, inverts the foot, extends 1st toe
I-Inserts at proximal phalanx of 1st toe
A-Extends 2nd-4th toes
A-Inverts the foot, flexes 2nd-5th toes, plantar flexes ankle
M-This muscle splits into 3 tendons in 15% of people
O-Originates at lateral condyle of tibia, proximal anterior shaft of fibula, interosseous membrane
A-Extends the 2nd-4th toes
N-Innervated by tibial nerve L4,5,S1
O-Originates on middle half of posterior fibula
I-Inserts on posterior lateral aspect of flexor digitorum longus tendon
N-Innervated by Tibial nerve S1,2
I-Inserts on middle phalanges of 2nd-5th toes
I-Inserts on proximal phalanx of 1st toe
N-Innvervated by tibial nerve S1,2
M-This muscle is evolving and getting bigger in humans overtime
A-Inverts the foot, dorsiflexes ankle
O-Originates on tendons of flexor digitorum longus
O-Originates on medial process of calcaneus and plantar aponeurosis
O-Originates at head of fibula and proximal two thirds of lateral fibula
N-Innervated by Tibial nerve L4,5,S1
O-Originates at soleal line, proximal posterior surface of tibia, and posterior aspect of head of fibula
M-This muscle prevents the arch from collapsing
N-Innervated by tibial S1,2
A-Flexes 2nd-5th toes, plantar flexes ankle, inverts foot
N-Innervated by deep fibular nerve L4,5,S1
M-Monkey's also have these muscles
I-Inserts at base of first metatarsal and medial cuneiform
M-Nicknamed the "second heart"
M-Name translates to earthworm due to it's shape
I-Inserts at base of proximal phalanx of 5th toe
I-Inserts on lateral surface of base of proximal phalanx of 1st toe
I-Inserts on proximal phalanx of 1st toe and medial sesamoid bone
A-Plantar flexes the ankle, inverts the foot
M-Greek name translates to the stomach of the leg
