Anterior Thigh Flashcards by Ella Knight

Q

What muscles make up the anterior thigh?

A

Iliopsoas
Pectineus
Sartorius
Quadriceps

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Q

What muscles make up the quadriceps?

A

Vastus lateralis
Vastus intermedialis
Vastus medialis
Rectus femoris

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Q

What nerve supplies the muscles of the anterior thigh?

A

Femoral nerve

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Q

What muscles make up the iliopsoas?

A

Illiacus

Psoas major

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Q

What is the origin of iliopsoas?

A

Illiacus - iliac fossa

Psoas major - lumbar vertebrae

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Q

What is the insertion of iliopsoas?

A

Lesser trochanter

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Q

What is the action of iliopsoas?

A

Flex hip

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Q

What is the innervation of iliopsoas?

A

Illiacus - femoral nerve

Psoas major - anterior rami L1-3

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Q

What is the origin of pectineus?

A

Pectineal line - pelvis

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Q

What is the insertion of pectineus?

A

Pectineal line - femur

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Q

What is the action of pectineus?

A

Adduct

Flex hip

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Q

What is the innervation of pectineus?

A

Femoral nerve

+/- obturator nerve

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Q

What is the origin of sartorius?

A

ASIS

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Q

What is the insertion of sartorius?

A

Superior medial tibia

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Q

What is the action of sartorius?

A

Flex hip
Abduct
Lateral rotation

Flex knee

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Q

What is the innervation of sartorius?

A

Femoral nerve

Q

What is the origin of vastus lateralis?

A

Greater trochanter

Q

What is the insertion of vastus lateralis?

A

Quadriceps tendon

Q

What is the action of vastus lateralis?

A

Extend knee

Q

What is the innervation of vastus lateralis?

A

Femoral nerve

Q

What is the origin of vastus intermedialis?

A

Anterior + lateral femoral shaft

Q

What is the insertion of vastus intermedialis?

A

Quadriceps tendon

Q

What is the action of vastus intermedialis?

A

Extend knee

Q

What is the innervation of vastus intermedialis?

A

Femoral nerve

What is the origin of vastus medialis?

Intertrochanteric line

What is the insertion of vastus medialis?

Quadricpes tendon

What is the action of vastus medialis?

Extend knee

What is the innervation of vastus medialis?

Femoral nerve

What is the origin of rectus femoris?

Illium

What is the insertion of rectus femoris?

Quadriceps tendon

What is the action of rectus femoris?

Flex hip | Extend knee

What is the innervation of rectus femoris?

Femoral nerve