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Block 2 - MSK > Anatomy - Lower Limb Nerves And Lesions > Flashcards

Anatomy - Lower Limb Nerves And Lesions Flashcards

1
Q

Femoral nerve muscles supplies

A
  • SPI on the QUADS
  • Sartorius
  • Pectineus
  • Iliacus
  • Quadriceps
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2
Q

Cutaneous supply of femoral nerve

A
  • anterior thigh
  • medial thigh
  • medial leg and foot
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3
Q

Femoral nerve lesion

A
  • weak knee extension

- sensory loss

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4
Q

Obturator nerve muscle supplied

A
  • AGOx
  • Adductors
  • Gracilis
  • Obturator externus
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5
Q

Obturator nerve cutaneous supply

A
  • skin of medial thigh
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6
Q

Obturator nerve lesion

A
  • rare
  • weak hip adduction
  • often no loss of cutaneous sensation due to overlap by adjacent nerves
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7
Q

Superior gluteal nerve muscle supplied

A
  • Gluteus medius
  • Gluteus minimus
  • Tensor fascia latae
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8
Q

Superior gluteal nerve cutaneous supply

A
  • none
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9
Q

Superior gluteal nerve lesion

A
  • weak hip abduction and medial rotation
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10
Q

Inferior gluteal nerve muscle supplied

A
  • Gluteus maximus
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11
Q

Inferior gluteal nerve curtaneous supply

A
  • none
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12
Q
  • inferior gluteal nerve lesion
A
  • weak hip extension and lateral rotation
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13
Q

Tibial nerve muscle supplied

A
    • SM, ST, BF ling head, estensor part of adductor magnus
  • all posterior leg muslce
  • all intrinsic foot muscle on plantar aspect
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14
Q

Tibial nerve cutaneous supply

A
  • skin of heel and plantar surface of foot
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15
Q

Tibial nerve lesion

A
  • impaired ankle plantarflexion and toe flexion

- loss of sensation in cutaneous distribution

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16
Q

Common fibular nerve muscle supplied

A
  • Superficial fibular nerve: FL, FB

- deep fibular nerve: TA, eHL, EDL

17
Q

Common fibular nerve cutaneous supply

A
  • anterolateral leg

- dorsum of foot

18
Q

Common fibular nerve injury

A
  • lateal to neck of fibular and knee surgery near buceps femoris tendon
19
Q
  • Sciatic nerve muscle supplied
A
  • hamstring
  • adductor magnus - hamstring part
  • Leg and foot - all muscles via tibial and common fibular branch
20
Q
  • cutaneous supply of sciatic nerve
A
  • skin of leg and foot except medial leg/foot which is supplied by saphenous branch of femoral nerve
21
Q

Myotomes: hip extension

22
Q

Myotomes: knee flexion

23
Q
  • Myotomes: ankle plantarflexion
24
Q

Myotomes: hip flexion

25
Q

Myotomes: knee extension

26
Q

Myotomes: ankle dorsiflexion

27
Q

Myotomes: toe extension

28
Q

Myotomes: toe flexion

29
Q

Foot inversion myotomes

30
Q

Foot eversion myotomes

31
Q

Nerves in danger with surgery

A
  • surgery involving the great saphenous vein may damage the saphenous nerve
  • surgery involving the small saphenous vein may damage the sural nerve

Block 2 - MSK (38 decks)

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