Final Lab Origin, insertions and sructure. Flashcards
Tensor Fascia Lata (origin)
Crest/illium
Tensor Fascia Lata ( insertion)
Iliotibial tract
Tensor Fascia Lata ( action)
Flexes
Abducts and medially rotates the femur
Helps stabilize knee
Tensor Fascia Lata ( Nerve Supply)
Superior gluteal n.
L4,L5,S1
Gluteus Maximus ( origin)
Posterior gluteal line / illum
Sacrum and coccyx
posterior ligaments of SI joint
Gluteus Maximus (insertion)
Gluteal tuberosity of femur
iliotibial tract
Gluteus Maximus ( Action)
Extends and laterally rotates femur ( for great strength when going from sitting to standing)
Stabilizes the knee
Helps stabilize pelvic bone
Gluteus Maximus ( nerve Supply)
Inferior gluteal nerve ( L5, S1, S2)
Gluteus minimus ( origin)
External surface of illium
Gluteus minimus ( insertion)
Greater trochanter/ femur
Gluteus minimus ( actions)
Abducts femur
medially roates femur
Helps steady pelvic bone when opp. foot raised off.
Piriformis ( origin)
Anterior surface of sacrum
Piriformis (insertion)
Greater trochanter/ femur
Piriformis ( Actions )
Laterally rotates the femur.
Superior Gamellus ( Origin)
Spine of Ishium
Superior Gamellus (insersion)
Greater trochanter/ femur
Superior Gamellus ( action)
Laterally Rotates the femur
Piriformis ( nerve Supply)
S1, S2
Superior Gamellus ( nerve Supply)
L4,L5,S1,S2
Obturator Internus ( origin)
Internal surafce/ obutarotor membrane
Obturator Internus ( insersion)
Greater trochanter/ femur
Obturator Internus ( Action)
Laterally rotates Femur
Obturator Internus ( nerve Supply)
L4,L5,S1,S2
Interior gemellus ( Origin)
ishial tuberosity
Interior gemellus ( Insertions)
Greater trochanter/ femur
Interior gemellus ( actions)
Laterally rotates femur
Interior gemellus ( nerve supply)
L4,L5,S1,S2
Obturator externus (origin)
External surface obturator membrane
Obturator externus ( Insersion)
Trochanteric fossa/ femur
Quadratus Femoris ( origin )
Ischial tuberosity
Quadratus Femoris ( Insertion)
Quadrate tubercle of femur
Quadratus Femoris( Nerve Supply)
L4,L5,S1, S2
Semitendinosus ( Origin)
Ischial Tuberosity
Semitendinosus ( insertion)
Medial condyle/ tibia
Proximal post. Shaft/ tibia
Semitendinosus ( action)
Flexion/leg at the knee
Stabilize hip
extend femur
medially rotate the leg
Semitendinosus ( Nerve supply and segments)
Sciatic Nerve
L4,L5,S1,S2,S3
Semimembranosus ( Origin)
ischial tuberosity
Semimembranosus ( insertion)
Medial condyle/tibia
Semimembranosus ( actions )
Flexion/leg at the knee
Stabilize hip
extend femur
medially rotate the leg
Semimebranousus (nerve Supply and segments)
Sciatic nerve
L4,L5,S1,S2,S3
Biceps Femoris ( origin)
Long head: ischial Tuberosity
Biceps Femoris ( insertions)
Head of fibula
Lateral condyle/tibia
Biceps Femoris ( Action)
1) flexion of leg # knee
2) Stabilizes hip
3) Extends the femur
4) laterally rotates the leg.
Biceps Femoris ( Nerve supply and segments)
Sciatic Nerve L4,L5,S1,S2,S3
Tibialis Anterior ( origin)
1) shaft of tibia
2) Interossous membrane
Tibialis Anterior ( insertions)
1) 1st metatarsal
2) Medial cuneiform
Tibialis Anterior ( action)
1) inverts and dorsal flexes foot
2) support medial longitudinal arch
Tibialis Anterior( Nerve Supply )
Deep fibular nerve L5 and S1
Extensor digitorum longus ( origin)
1) lateral condyle/ tibia
2) shaft of fibula
3) Interosseous membrane
Extensor digitorum longus ( insertion)
Distal phalanges / digits 2-5
Extensor digitorum longus ( action)
Extends digits 2-5
Dorsal flexes foot
Extensor digitorum longus ( nerve supply)
Deep fibular nerve L5 and S1
Fibularis Tertius ( origin)
Shaft fibula
Fibularis Tertius ( insertion)
5th metatarsal
Fibularis Tertius ( action)
Everts and dorsal flexed foot.
Fibularis Tertius ( nerve supply )
Deep fibular nerve L5 and S1
Extensor hallucis longus ( origin)
1) shaft / fibular
2) interosseus membrane
Extensor hallucis longus ( insertion)
Distal phalanx digit 1
Extensor hallucis longus ( Action)
1) Extends digit 1
2) Dorsal flexes foot
Extensor hallucis longus ( Nerve Supply)
Deep fibular nerve
Fibularis Longus ( origin)
shaft and head of fibula
Fibularis Longus ( insetion)
1) 1st metatarsal
2) Medial cuneiform
Fibularis Longus( action)
1) Evert and plantar felxes foot
2) Support lateral and transverse arches
Fibularis longus ( nerve supply )
Supericial fibular nerve
Fibularis Brevis ( origin)
Shaft of fibular
Fibularis Brevis ( insertion)
5th metatarsal
Fibularis Brevis ( Action)
1) Everts and plantar flexes foot.
2) Supports lateral arches.
Fibularis Brevis ( Nerve Supply)
Superificial Fibular nerve.
Gastrocnemius (Origin)
Lateral and Medial condyles and epicondyle/ femur
Gastrocnemius (Insertion)
Tuberosity/ calcaneus
Gastrocnemius ( Action)
1) plantar flexes foot
2) flexes leg
Gastrocnemius ( Nerve Supply)
Tibial nerve S1 and S2
Soleus ( Origin)
1) Soleal line/ tibia
2) Shaft and head/ fibula
Soleus (Insertion)
Tuberosity/ Calcaneus
Soleus ( Action)
1) inverts and plantar flexes
2) Stabilizes ankle
Soleus ( Nerve Supply)
Tibial Nerve S1 and S2
Plantaris (Origin)
Lateral supracondylar ridge/ femur
Plantaris ( Insertion)
Tuberosity/ Calcaneus
Plantaris ( Action)
Plantar flexes foot
Plantaris ( nerve supply)
Tibial nerve S1 and S2
Popliteus ( Origin)
Lateral Condyle/ Femur
Popliteus ( Insertion)
posterior proximal shaft/ tibia
Popliteus ( Action)
1) medially rotates tibia ( to unlock knee and allow flexion//leg
2) Stabilizes knee (prevents hyperexternsion)
Popliteus ( Nerve Supply)
Tibial Nerve
Flexor digitorum longus ( origin)
Shaft of tibia
Flexor digitorum longus ( insertion)
Distal Phalanges of digit 2-5
Flexor digitorum longus ( Action)
1) Flexes digit 2-5
2) plantar flexes foot
3) support medial and lateral Arch
Flexor digitorum longus ( Nerve supply)
Tibial nerve
Flexor hallucis longus ( Origin)
1) Interosseous membrane
2) shaft of fibula
Flexor hallucis longus ( insertions)
Distal phalanx digit 1
Flexor hallucis longus ( Action)
1) Flexes digit 1
2) Plantar flexes foot
3) Supports medial arch
Flexor hallucis Longus ( nerve supply)
Tibial nerve
Tibialis Posterior (origin)
1) interosseus membrane
2) shaft/ fibula and tibia
Tibialis posterior ( insertions)
1) Navicular
2) Cuneiform
3) Cuboid
4) metatarsals 2-4
Tibialis Posterior ( Action)
1) Inverts and Plantar flexes the foot
2) Supports medial arch
Tibialis posterior ( nerve supply)
Tibial Nerve
Extensor digitorum Brevis (origin)
Calcaneus
Extensor digitorum brevis (insertion)
Tendons of extensor dig.
longus of digits 2-4
Extensor digitorum brevis ( action)
Extends digits 2-4
Extensor digitorum Brevis ( nerve supply)
Deep Fibular Nerve
Extensor Hallucis brevis ( Origin)
Calcaneus
Extensor Hallucis Brevis ( insertion)
Proximal phalanx digit 1
Extensor Hallucis Brevis ( Action)
Extends Digit 1
Extensor Hallaucis Brevis ( Nerve supply)
Deep Fibular Nerve
Abductor Digiti Quinti ( origin)
Calcaneus
Abductor digiti Quinti ( insertion)
Proximal Phalanx digit 5
Abductor digiti Quinti (action)
1) Abducts digit 5
2) Supporty lateral arch
Abductor Digiti Quinti (Nerve Supply)
Lateral Plantar Nerve
Abductor hallucis ( origin)
Calcaneus
Abductor Hallucis ( insertion)
Proximal Phalanx Digit 1
Abductor Hallucis ( action)
1) abducts digit 1
2) Supports medial arch
Flexor Digitorum Brevis ( Origin)
Calcaneus
Flexor Digitorum Brevis ( insertion)
Middle Phalanges of digits 2-5
Flexor digitorum brevis ( action)
1) flexes digits 2-5
2) Supports medial and lateral arch
Flexor digitorum brevis ( nerve Supply)
Medial plantar nerve.
Lumbricals (origin)
Tendons of flexor digitorum longus
Lumbricals ( insertions)
1) Tendons of extensor digitorum longus
2) Proximal phalanx digits 2-5
Lumbricals ( actions)
1) Flexes MP joint of digits 2-5
2) Extends IP joints of digits 2-5
Lumbricals ( nerve supply )
1st lumbricals–> medial plantar nerve
2nd –4th lumbricals lateral plantar nerve
Quadratus Plantae ( origin)
Calcaeus
Quadratus Plantae ( insertions)
Tendons of Flexor digitorum longus
Quadratus Plantae ( Action)
Assists flexion of digits 2-5
Quadratus Plantae ( Nerve Supply)
Lateral plantar nerve
Adductor hallucis (origin)
1) Oblique head; metatarsals 2-4 and tendon of fibularis longus
2) Transverse head; lateral 4 MP joints
Adductor hallucis ( insertion)
Proximal phalanx digit 1
Adductor Hallucis ( Action)
1) Adducts digit 1
2) Flexes digit 1
3) Supports transverves arch
Adductor Hallucis ( nerve supply)
Lateral Plantar nerve
Flexor digiti quinti Brevis ( origin)
1) Cuboid
2) 5th metatarsal
3) Tendon of fibularis longus
Flexor Digiti quinti Brevis ( insertion)
Proximal Phalanx digit 5
Flexor Digiti quinti Brevis ( Action)
Flexis digit 5
Flexor Digiti quinti Brevis ( nerve supply)
Lateral plantar n.
Flexor hallucis Brevis ( Origin)
1) Cuboid
2) Cuneiform
Flexor Hallucis Brevis ( insertion)
Proximal Phalanx digit 1
Flexor Hallucis Brevis ( action)
1) Flexes digit 1
2) supports Medial arch
Flexor Hallucis Brevis ( Nerve Supply)
Medial Plantar Nerve.
Iliacus ( origin)
1) illiac Fossa
2) Sacrum
Iliacus ( insertion)
Lesser trochanter/ femur
Iliacus ( Action)
1) Flexion / femur @ hip
2) Assist flexion / verterbral colum
3) helps maintain posture ( integity of spine)
Iliacus ( nerve Supply)
Femoral Nerve
Psoas Major ( origin)
Bodies and transverse processes/ lumbars
Psoas Major ( insertion)
Lesser trochanter/ femur
Psoas Major ( action)
1) flexion/ femue at hip
2) assist flexion/ vertibral column
3) helps maintain posture ( integrity of spine)
Psoas Major ( nerve supply)
Femoral Nerve
Psoas Minor ( origin)
Bodies of lumbars
Psoas Minor ( insersion)
Illiopubic Emince / pubis
Psoas minor ( action)
Flexion/ pelvic bone ( upward movement)
psoas Minor ( Segmental inervation)
L1 ( sometimes) L2
sartorious (origin)
Anterior superior illiac spine
sartorious (insertion)
Superior medial shaft/tibia
sartorious (action)
1) Abducts and laterally rotates femur
2) Medially rotates les
3) Assits flexion hip and knee ( when both are carried out)
Sartorious ( nerve supply)
Femoral nerve
Rectus Femoris (origin )
1) Anterior inferior iliac spine
2) Acetabulum/ pelvic bone
Rectus Femoris ( Insertion)
Base/ patella
Rectus Femoris ( action)
1) extends leg at knee
2) Flexion at hip
3) tonus of muscles play role in strengthing knee
Vastus Lateralis ( origin)
1) greater trochanter/femur
2) Linea aspera / femur
Vastus Lateralis ( insertion)
base/ patella
Vastus Lateralis ( Action)
1) Extends leg at knee
2) tonus of muscles play role in strengthing knee
Vastus Lateralis ( nerve Supply)
Femoral Nerve
Vastus medialis ( origin)
Linea aspera/ femur
Vastus Medialis ( insertion)
Base/ patella
Vastus Medialis ( action )
1) extends leg at knee
2) Tonus of muscles play role in strengthing knee
Vastus medialis ( nerve supply)
Femoral nerve
Vastus intermedius ( Origin)
1) antero- lateral ascpect / femur
2) linea aspera/ femur
Vastus intermedius ( insertion)
Base/ patella
Vastus intermedius ( action)
1) extends leg @ knee
2) Tonus of muscles play role in strengthening knee.
Vastus intermedius ( Nerve Supply)
Femoral nerve
Gracilis ( origin)
1) ramus / ischium
2) inferior ramus/ pubis
Gracilis ( insertion)
Superior medial shaft/ tibia
Gracilis (Action)
1) Flexion/ leg
2) adducts femur
Gracilis ( Nerve supply)
Obturator nerve
Pectineus ( origin)
Superior rami ( pubis Pectin) / pubis
Pectineus ( insertion)
Pectineal line/ femur
Pectineus ( action)
1) adducts femur
2) Flexion/ femur at hip
Pectineus ( nerve supply)
Femoral nerve and obturator nerve
Adductor longus ( origin)
Superior ramus/ pubis
Adductor Longus ( insertion)
Linea apsera/ femur
Adductor longus ( action)
Adducts femur
Adductor Brevis ( origin)
Inferior ramus/ pubis
Adductor brevis ( insertion)
1) pectineal line/ femur
2) linea aspera/ femur
Adductor brevis ( action)
Adducts Femur
Adductor Magnus ( origin)
Rami/ ischium and pubis
Adductor Magnus ( insertion)
1) linea aspera/ femur
2) Adductor tubercle/ femur
Adductor Magnus ( Action)
1) adducts femur
2) Extends femur at hip
Adductor magnus ( nerve supply)
Obturator nerve and sciatic nerve.
Biceps Femoris Short Head ( Origin)
Linea Aspera
Biceps Femoris Short Head ( Insertion)
Lateral Condyle Tibia
Biceps Femoris Short Head ( Action)
Laterally Rotates leg
Biceps Femoris Short Head ( Nerve Supply)
Sciatic Nerve ( L4,L5, S1,S2,S3)
What nerve artery and vein are associated with the gluteus medius and minimus muscles ?
Superior gluteal nerve.
What gluteal nerver and blood vessels are associated with the gluteas maximus
inferior Gluteal Nerve and blood vessels.
If you trace the course of the sciatic nerve distally, you will notice the at the popliteal fossa it spilts into two divisions, what are they?
Common Fibular nerve and tibial nerve.
What nerve winds areounf the neck of the fibula and will split into the more nerve on the anterior aspect of the leg.?
Common fibular nerve
The larger medial branch of the sciatic nerve is the ?
Tibial nerve.
Comming off the proximal of the tibial nrver is a thin cuntaneous nerve knwon as the ?
Sural nerve
between the two popliteal blood vessels which is more superficial ?
Politeal vein
Between the two popliteal blood vessels, whihc is more deep
Popliteal artery
A superfical vein may be running up the lateral aspect of the posterior leg, this is the ?
Lesser saphenous vein
The tendond od the iliacus and psoas major fuse as they leave the pelvic cavity and two muscles ( tendon of insertion) when found on the anterior aspect of the thight are known as the
iliopsoas
This cutaneous branch of the femoral nerve whihc runs down the medial aspect fot eh thigh region.
Saphenous nerve
The lonf superficial vein which originates off the dorsum of the foot and found running along the medial malleolus, medial leg and medial thigh and terminating at the femoral vein is the ?
Great saphneous nerve.
Associated with the belly of the extensor hallucis lonfus will be founf two structures ?
Deep Fibular nerve and the anterior tibial blood vessels
The tendons of insertion of the anterior leg muscles are held in place by a thick well developed piece of connective tissue known as the ?
Extensor Retnaculum
The tendons of the lateral leg muscles are held in place by ?
Fibular retinaculum
Both fibularis muscel are supplied by what nerve
Superficial fibular nerve
The tibialis posterior, flexor digitorum longus and flexor hallucis longus and tibialis posterior are held together by what retinaculum ?
Flexor Retinaculum
A thin superficial cutaneous nerve , whihc branches off the proximal portion of the tibial nerve ?
Sural nerve
The large branch commong of the femoral artery is the>
Femoral profundus artery.