Underbenets muskler Flashcards

1
Q

m. Tibialis anterior

(Forreste muskelgruppe - ekstensorloge.)

A

Innervation:
N. peroneus profundus

Udspring:
Facies lateralis tibiae proximalt
Membrana interossea
Fascia cruris

Insertion:
Os cuneiforme mediale
Basis af os metartarsale 1, dorsalt

Funktion:
Dorsalfleksion ankelled
Inversion subtalarled

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2
Q

m. Extensor hallucis longus

(Forreste muskelgruppe - ekstensorloge.)

A

Innervation:
N. peroneus profundus

Udspring:
Membrana interossea proximalt
Fibula proximalt

Insertion:
Basis af os phalanx distalis 1, dorsalt

Funktion:
Dorsalfleksion ankelled
Ekstension hallux

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3
Q

m. Extensor digitorum longus

(Forreste muskelgruppe - ekstensorloge.)

A

Innervation:
N. peroneus profundus

Udspring:
Condylus lateralis tibiae
Fibula proximalt
Membrana interossea

Insertion:
Basis af os phalanx distalis 2-5, dorsalt (ekstensoraponeurose)

Funktion:
Dorsalfleksion ankelled
Ekstension 2.-5. tå
Eversion subtalarled

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4
Q

m. Peroneus longus (superficiel)

(Fibulare muskelgruppe - peroneerloge)

A

Innervation:
N. peroneus superficialis

Udspring:
Caput fibulare
Fascies lateralis fibulae
Fascia cruris

Insertion:
Passerer bag om malleolus lateralis
Passerer os cuboideum til: basis af os metatarsale 1, plantart
Os cuneiforme medialt

Funktion:
Plantarfleksion ankelled
Eversion subtalarled

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5
Q

m. Peroneus brevis (profund)

(Fibulare muskelgruppe - peroneerloge)

A

Innervation:
N. peroneus superficialis

Udspring:
Fascies lateralis fibulae, distalt
Septum intermuscularia

Insertion:
Passerer bag om malleolus lateralis til: tuberositas ossis metatarsalis V

Funktion:
Plantarfleksion ankelled
Eversion subtalarled

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6
Q

m. Gastrocnemius (m. Triceps surae)

(Bagerste muskelgruppe - overfladiske fleksorloge)

A

Innervation:
N. Tibialis

Udspring:
Caput mediale: condylus medialis og fascies poplitea femoris
Caput lateralis: condylus lateralis og fascies poplitea femoris

Insertion:
Tuber calcanei (tendo calcaneus (achillis))

Funktion:
Fleksion knæled
Plantarfleksion ankelled
Inversion subtalarled

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7
Q

m. Solerus (m. Triceps surae)

(Bagerste muskelgruppe - overfladiske fleksorloge)

A

Innervation:
N. Tibialis

Udspring:
Linea musculi solei
Fascies posterior fibulae, proximalt

Insertion:
Tuber calcanei (tendo calcaneus (achillis))

Funktion:
Plantarfleksion ankelled
Inversion subtalarled

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8
Q

m. Tibialis posterior (profund)

(Bagerste muskelgruppe - dybe fleksorloge)

A

Innervation:
N. Tibialis

Udspring:
Membrana interossea samt tilstødende dele af tibia og fibula, posteriort

Insertion:
Passere bag om malleolus medialis til: Tuberositas ossis navicularis, plantart
Ossa cuneiforme, plantart

Funktion:
Plantarfleksion ankelled
Inversion subtalarled

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9
Q

m. Flexor hallucis longus

A

Innervation:
N. Tibialis

Udspring:
Fascies posterior fibulae, midtpå

Insertion:
Passerer bag om malleolus medialis, under sustentaculum tali til: basis af os phalanx distalis 1, plantart

Funktion:
Plantarfleksion ankelled
Fleksion hallux
Inversion subtalarled

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10
Q

m. Flexor digitorum longus

A

Innervation:
N. Tibialis

Udspring:
Fascies posterior tibiae, distalt for linea m. solei

Insertion:
Passerer bag om malleolus medialis, under sustentaculum tali til: basis af os phalanx 2-5, plantart

Funktion:
Plantarfleksion ankelled
Fleksion 2.-5. tå
Inversion subtalarled

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11
Q

m. Popliteus

A

Innervation:
N. Tibialis

Udspring:
Under epicondylus lateralis femoris

Insertion:
Passerer under lig. Collaterale fibulare, insertion på tibias bagflade, proximalt for m. soleus’ udspring

Funktion:
Lateralrotation femur ift. Tibiae
låser knæet op

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