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ESA 2 > Lumbar Plexus > Flashcards

Lumbar Plexus Flashcards

1
Q

What spinal segment does the femoral nerve derive from?

A

L2, L3, L4

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2
Q

What spinal segment does the obturator nerve derive from?

A

L2, L3, L4

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3
Q

What spinal segment does the sciatic nerve derive from?

A

L4, L5, S1, S2

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4
Q

What spinal segment does the superior gluteal nerve derive from?

A

L4, L5, S1

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5
Q

What spinal segment does the inferior gluteal nerve derive from?

A

L5, S1, S2

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6
Q

What spinal segment does the posterior cutaneous nerve of the thigh derive from?

A

S1, S2, S3

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7
Q

What spinal segment does the nerve to quadratus femoris derive from?

A

L4, L5, S1

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8
Q

What spinal segment does the nerve to obturator internus derive from?

A

L5, S1, S2

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9
Q

What is the motor function of the ilio-inguinal nerve?

A

Abdominal wall

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10
Q

What is the motor function of the femoral nerve?

A

Anterior thigh.

Has branches to the iliacus and pectineus

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11
Q

What is the motor function of the obturator nerve?

A

Medial compartment of the thigh and obturator externus

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12
Q

What is the motor function of the superior gluteal nerve?

A

Gluteus medius
Gluteus minimus
Tensor faciae latae

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13
Q

What is the motor function of the inferior gluteal nerve?

A

Gluteus maximus

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14
Q

What is the motor function of the nerve to quadratus femoris?

A

Quadratus femoris

Gemellus inferior

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15
Q

What is the motor function of the nerve to obturator internus?

A

Obturator internus

Gemellus superior

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16
Q

What is the sensory function of the ilio-inguinal nerve?

A

Anteromedial upper thigh and the adjacent skin of the perineum.

17
Q

What is the sensory function of the genitofemoral nerve?

A

Femoral branch: anterocentral upper thigh

Anterior branch: perineum

18
Q

What is the sensory function of the femoral nerve?

A

Anterior thigh

Medial knee, leg and foot

19
Q

What is the sensory function of the obturator nerve?

A

Upper medial aspect of the tigh

20
Q

What is the sensory function of the sciatic nerve?

A

Lateral leg and foot

Sole and dorsal aspect of the foot

21
Q

What is the sensory function of the lateral cutaneous nerve of the thigh?

A

Parietal peritoneum of the iliac fossa.

Anterolateral thigh

22
Q

What is the sensory function of the posterior cutaneous nerve of the thigh?

A

Gluteal fold
Upper medial aspect of the thigh
Posterior aspect of the thigh and upper leg

23
Q

What is the sensory function of the perforating cutaneous nerve?

A

Medial gluteal fold

ESA 2 (46 decks)

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