Practical 1 Muscles Flashcards
Fibularis Longus Prox attachment
Head & Lateral surface of fibula, adjacent inter muscular septa
Fibularis Longus Distal attachment
Plantar surface of medial cuneiform & base of 1st metatarsal bone
Fibularis Longus Innervation
Superficial fibular nerve (L5-S1)
Fibularis Longus Action
Everts foot & assists in PF
FIbularis Brevis Prox attachment
Lateral surface of fibula & intermuscular septa
Fibularis Brevis Distal attachment
tuberosity of the 5th metatarsal
Fibularis Brevis Action
Everts foot & assists in PF
Fibularis Brevis Innervation
superficial fibular nerve (L5-S1)
Tibialis Anterior Prox attachment
Lateral Condyle & proximal half of lateral surface of tibia
Interosseous membrane of leg
Tibialis Anterior Distal attachment
Inferomedial aspect of medial cuneiform bone & base of 1st metatarsal bone
Tibialis Anterior Action
DF & inverts foot
Tibialis Anterior Innervation
Deep Fibular Nerve (L4-L5)
Extensor Hallucis Longus Prox attachment
Medial surface of fibular & adjacent interosseous membrane of leg
Extensor Hallucis Longus Distal attachment
Dorsal aspect of base of distal phalanx of great toe
Extensor Hallucis Longus Action
Extend great toe
assists in DF
Extensor Hallucis Longus Innervation
Deep fibular nerve (L5)
Extensor Digitiorum Longus prox attachment
Lateral condyle of tibia, prox 3/4 of fibula & adjacent interosseous membrane
Extensor Digitiorum Longus distal attachment
dorsal aspect of base of both middle & distal phalanx toe 2- little o
Extensor Digitorum Longus action
Extend 2-little toes
DF foot
Extensor Digitorum Longus Innervation
Deep fibular nerve (L5-S1)
Fibularis Tertius Prox attachment
Medial surface of fibular & adjacent interosseous membrane
Fibularis Tertius Distal attachment
Dorsal aspect of base & body of 5th metatarsal
Fibularis Tertius Action
DF & assists in eversion
FIbularis Tertius innervation
deep fibular nerve (L5-S1)
Extensor Digitorum brevis action
extends 2-4 toes
extensors digitorum brevis innervation
Deep fibular nerve (L5-S1)
Extensor Hallucis action
extend great toe
what is medial head of gastrocnemius proximal attachment?
Meidal condyle & popliteal surface of femur
what is the medial and lateral head of gastrocnemius distal attachment?
posterior surface of calcaneus via calcaneal tendon
what is the lateral head of the gastrocnemius proximal attachment?
lateral condyle & lateral supracondyle line of femur
what is the innervation of the gastrocnemius
Tibial Nerve (S1-S2)
what is the action of the gastrocnemius?
PF & flex leg
what is the proximal attachment of the soleus muscle?
Head of fibular, posterior surface of fibular, soleal line & medial border of tibia
what is the distal attachment of the soleus muscle?
posterior surface of calcaneus via calcaneal tendon
what is the innervation of the Soleus?
Tibial N (S1-S2)
what is the action of the Soleus?
PF foot
what is the proximal attachment of the plantaris?
Lateral supracondyle line of femur
what is the distal attachment of the plantaris?
posterior surface of calcaneus
what is the innervation of plantaris?
Tibial Nerve (S1-S2)
what is the action of plantaris?
PF foot & flex leg at knee
what is the proximal attachment of tibialis posterior?
Posterior surface of tibia, inferior to soleal line, posterior surface fibula & adjacent interosseous membrane
what is distal attachment of tibialis posterior?
Tuberosity of navicular bone, plantar aspect of all cuneiforms & plantar aspect of bases 2-4 metatarsal bone
what is the innervation of tibialis posterior?
Tibial Nerve (L4-L5)
what is the action of tibialis posterior?
Inverts foot & PF
what is the proximal attachment for flexor digitorum longus?
Head & lateral surface of fibula & adjacent interosseous membrane
what is the distal attachment of flexor digitorum longus?
plantar surface of medial cuneiform bone & base of 1st metatarsal
what is the innervation of the flexor digitorum longus?
Tibial nerve (L5-S2)
what is the action of flexor digitorum longus?
flex great toe & PF foot
what is the innervation of abductor hallucis?
Medial Plantar Nerve (S1-S3)
what is the action of abductor hallucis?
abduct great toe
what is the innervation of abductor digiti minimi?
Lateral Plantar Nerve (S2-S3)
what is the action of the abductor digiti minimi?
abduct & flex little toe
what is the innervation of flexor digitorum brevis?
Medial Plantar Nerve (S1-S3)
what is the action of the flexor digitorum brevis?
Flex 2nd - little toes
what is the innervation of Quadratus plantae?
Lateral Plantar nerve (S1-S3)
what is the action of quadratus plantae?
assists in flexion of 2- little toes
what is the innervation of the 1st lumbrical?
Medial Plantar Nerve (S2-S3)
what is the innervation of lumbricals 2-4?
Deep branch of lateral plantar Nerve (S2-S3)
what is the actions of lumbricals?
Flex metatarsopophangeal joint & extend Interphalangeal joint
what is the innervation of flexor hallucis brevis?
Medial Plantar Nerve (S1-S3)
what is the action of flexor hallucis brevis?
flex great toe
what is the innervation of flexor digiti minimi?
Superficial branch of lateral plantar nerve (S2-S3)
what is the action of flexor digiti minimi?
Assist in flexion of little toe
what is the innervation of adductor hallucis?
Medial Plantar Nerve (S1-S3)
what is the action of adductor hallucis?
adduct great toe
what is the innervation of oblique, transverse head of adductor hallucis?
Deep branch of lateral plantar nerve (S2-S3)
what is the innervation of 1 & 2 plantar interossei ?
Deep branch of lateral plantar nerve (S2-S3)
what is the innervation of 3rd plantar interossei?
Superficial branch of lateral plantar nerve (S2-S3)
what is the action of plantar interossei?
adduct 3rd,4th & little toes
what is the action of the dorsal interossei?
abduct 2nd - 4th toes
what is the innervation of the 4th dorsal interossei?
Superficial branch of lateral plantar n (S2-S3)