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Final Frontier Neuromuscular > LE Nerves > Flashcards

LE Nerves Flashcards

1
Q

What are the nerve roots of the Superior Gluteal Nerve?

A

L4
L5
S1

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2
Q

Motor Supply of the Superior Gluteal Nerve?

A

Gluteus Medius
Gluteus Minimus
Tensor Fascia Latae

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3
Q

What are the nerve roots of the inferior gluteal nerve?

A

L5
S1
S2

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4
Q

Motor supply of the Inferior Gluteal Nerve?

A

Gluteus Maximus

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5
Q

What are the nerve roots of the Nerve to Piriformis?

A

L5
S1
S2

(Same as the Inferior Gluteal Nerve)

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6
Q

Motor supply of the Nerve to Piriformis?

A

Piriformis

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7
Q

What are the nerve roots of the Obturator Nerve?

A

L2
L3
L4

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8
Q

Motor supply of the Obturator Nerve? (Anterior and Posterior Divisions)

A

Anterior Division:
Adductor Longus
Adductor Brevis
Gracilis

Posterior Division:
Obturator Externus
Adductor Magnus

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9
Q

What are the Nerve roots of the Quadratus Femoris?

A

L4
L5
S1

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10
Q

What are the muscles supplied by the Quadratus Femoris?

A

Inferior Gamellus
Quadratus Femoris

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11
Q

What are the Nerve Roots of the Obturator Internus?

A

L5
S1
S2

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12
Q

What is the Motor Supply of the Obturator Internus?

A

Superior Gamellus
Obturator Internus

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13
Q

What is the Nerve roots of the Sciatic Nerve?

A

L4
L5
S1
S2
S3

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14
Q

Motor Supply of the Sciatic Nerve/Tibial Nerve (Thigh)

A

Biceps Femoris
Semitendinosus
Semimembranosus
Adductor Magnus

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15
Q

What conditions can be associated with the Sciatic Nerve?

A
  • “Sciatica”
  • Piriformis Syndrome
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16
Q

What are the Nerve Roots of the Femoral Nerve?

A

L2
L3
L4

17
Q

What is the Motor Supply of the Femoral Nerve

A

Iliacus
Pectineus
Sartorius
Rectus Femoris
Vastus Medialis/Intermedius/lateralis

18
Q

Femoral Nerve Sensory Supply

A

Medial cutaneous nerve of thigh
- Branch of anterior division of femoral
nerve.
- Supplies the skin on medial side of
lower two third of thigh

Intermediate cutaneous nerve of thigh
- Branch of anterior division of femoral
nerve.
- Supplies the skin on front of thigh

Saphenous Nerve
- Branch of posterior division of femoral
nerve.
- Supplies the skin on the medial side
of leg

19
Q

What are the nerve roots of the Tibial Nerves?

A

L4
L5
S1
S2
S3

20
Q

What is the Motor Supply of the Sciatic/Tibial Nerve? (Calf)

Superficial & Deep Muscle Groups

A

Superficial Muscles
- Gastrocnemius
- Soleus
- Plantaris

Deep Muscles
- Popliteus
- Tibialis Posterior
- Flexor Hallucis Longus
- Flexor Digitorum Longus

21
Q

Tibial Nerve branch- Medial Plantar Nerve:
Motor supply

A

Abductor Hallucis
Flexor Hallucis Brevis
Flexor Digitorum Brevis
Lumbricals 1

22
Q

Tibial Nerve branch- Lateral Plantar Nerve:
Motor supply

A

Plantar Interossei
Dorsal Interossei
Quadratus Plantae
Adductor Digiti Minimi
Lumbrical 2,3,4
Adductor Hallucis

23
Q

Tibial Nerve- Sensory branches

A

Branch from tibial Nerve and common
Peroneal nerve forms the: sural nerve which
supplies the skin over lower posterolateral
leg

Medial Calcaneal Branches
- Supplies skin over heel

Medial Plantar Nerve
- Supplies skin on medial side of sole

Lateral Plantar Nerve
- Supplies skin on lateral side of sole

24
Q

Nerve Roots of the Common Peroneal Nerve

A

L4
L5
S1
S2

25
Q

Where does the Common Peroneal Nerve bifurcate?

A

Just below the neck of the fibula into:
- Superficial peroneal nerve
- Deep peroneal nerve

26
Q

What are the Nerve Roots of the Deep Peroneal Nerve?

A

L4
L5
S1

27
Q

Deep Peroneal Nerve- Motor supply

A

Anterior Compartment:
Tibialis Anterior
Peroneus Tertius
Extensor Digitorum Longus
Extensor Hallucis Longus

Foot:
- Extensor Digitorum Brevis
- Extensor Hallucis Brevis

28
Q

What can damage to the deep peroneal nerve result in?

A

Foot drop and unopposed eversion during
gait.

  • Overtime Pes Valgus may develop.
29
Q

Superficial Peroneal Nerve- Motor supply

A

Peroneus Longus
Peroneus Brevis

30
Q

What are the Nerve roots of the Superficial Peroneal Nerve?

A

L4
L5
S1
S2

31
Q

Superficial & Deep Peroneal Nerves- Sensory
supply

A

Deep Peroneal Nerve:
- Webbing between 1st & 2nd toes of foot on the dorsal surface

Superficial Peroneal Nerve:
- Dorsum of foot (EXCEPT webbing between 1st & 2nd toes) and anterolateral part of lower leg

32
Q

What motions are damaged with injury to the Obturator Nerve?

A

Impairments to Adductions and External Rotation of the Thigh

  • Difficulties with crossing legs
33
Q

What structures are found through the Tarsal Tunnel?

A

Travels behind the Medial Malleolus.

the tendons of the:
- posterior tibialis
- flexor digitorum longus (FDL)
- flexor hallucis longus (FHL) muscles.

The posterior tibial artery and vein, as well as posterior tibial nerve (L4-S3)

Final Frontier Neuromuscular (81 decks)

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