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Anatomy > O & I: Knee Extensors (Ant. Thigh) > Flashcards

O & I: Knee Extensors (Ant. Thigh) Flashcards

1
Q

Origin: Rectus Femoris

A

anterior inferior iliac spine and ilium superior to acetabulum

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2
Q

Insertion: Rectus Femoris

A

Quadriceps tendon to Patellar Tendon to Tibial Tuberosity Via common tendinous (quadriceps tendon) and independent attachments to base of patella; indirectly via patellar ligament to tibial tuberosity

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3
Q

Innervation: Rectus Femoris

A

Femoral nerve (L2, L3, L4)

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4
Q

Action: Rectus Femoris

A

Extend leg at knee joint; rectus femoris also steadies hip joint and helps iliopsoas flex thigh

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5
Q

Origin: Vastus Lateralis

A

greater trochanter and lateral lip of linea aspera of femur

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6
Q

Insertion: Vastus Lateralis

A

Quadriceps tendon to Patellar Tendon to Tibial Tuberosity Via common tendinous (quadriceps tendon) and independent attachments to base of patella; indirectly via patellar ligament to tibial tuberosity; medial and lateral vasti also attach to tibia and patella via aponeuroses (medial and lateral patellar retinacula)

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7
Q

Innervation: Vastus Lateralis

A

Femoral nerve (L2, L3, L4)

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8
Q

Action: Vastus Lateralis

A

Extend leg at knee joint

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9
Q

Origin: Vastus Medialis

A

intertrochanteric line and medial lip of linea aspera of femur

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10
Q

Insertion: Vastus Medialis

A

Quadriceps tendon to Patellar Tendon to Tibial Tuberosity Via common tendinous (quadriceps tendon) and independent attachments to base of patella; indirectly via patellar ligament to tibial tuberosity; medial and lateral vasti also attach to tibia and patella via aponeuroses (medial and lateral patellar retinacula)

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11
Q

Innervation: Vastus Medialis

A

Femoral nerve (L2, L3, L4)

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12
Q

Action: Vastus Medialis

A

Extend leg at knee joint

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13
Q

Origin: Vastus Intermedius

A

anterior and lateral surfaces of shaft of femur

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14
Q

Insertion: Vastus Intermedius

A

Quadriceps tendon to Patellar Tendon to Tibial Tuberosity Via common tendinous (quadriceps tendon) and independent attachments to base of patella; indirectly via patellar ligament to tibial tuberosity

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15
Q

Innervation: Vastus Intermedius

A

Femoral nerve (L2, L3, L4)

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16
Q

Action: Vastus Intermedius

A

Extend leg at knee joint

Anatomy (25 decks)

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