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Spring 2020 - APA Foundations 1 > Lower Peripheral Nerve Blocks > Flashcards

Lower Peripheral Nerve Blocks Flashcards

1
Q

What is formed by the Ventral Rami L1 - S5 (T12) and has Anterior & Posterior Divisions?

A

Lumbosacral Plexus

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2
Q

What does the Lumbosacral Plexus Innervate?

A

Lower Abdomen & Lower Extremities

Muscles

Joints

Skin

Peritoneal Lining

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3
Q

Where are the Iliohypogastric & Ilioinguinal Nerves

A

T12 - L1

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4
Q

Where is the Genitofemoral Nerve?

A

L1 - L2

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5
Q

Where is the Psoas & Iliacus Nerves?

A

L2 - L3

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6
Q

Where is the Femoral Nerve?

A

Posterior L2 - L4

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7
Q

Where is the Obturator Nerve?

A

Anterior L2 - L4

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8
Q

Where is the Superior Gluteal Nerve?

A

L4 - S1

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9
Q

Where is the Inferior Gluteal Nerve?

A

L5 - S2

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10
Q

Where are the Sciatic & Tibial Nerves?

A

L4 - S3

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11
Q

Where is the Common Peroneal Nerve?

A

L4 - S2

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12
Q

Where is the Periformis Nerve?

A

S2

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13
Q

What nerves are at L4 - S1?

A

Obturator Internus

Superior Gemellus

Inferior Gemellus

Quadratus Femoris

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14
Q

Where does the Iliohypograstric Nerve travel?

A

Abdominal Wall to Symphysis Pubis

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15
Q

What does the Iliohypogastric Nerve Innervate?

A

Parietal Peritoneum

Muscle

Inferior Abd. & Butt Skin

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16
Q

Where does the Ilioinguinal & Genitofemoral Nerves travel?

A

Abdominal Wall

Thru Posterior Inguinal Canal & Ring

Stops at Anterior Scrotom or Labia Majora

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17
Q

What does the Ilioinguinal Nerve Innervate?

A

Parietal Peritoneum

Muscle

Thigh & Genitalia Skin

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18
Q

What does the Genitofemoral Nerve Innervate?

A

Skin covering Femoral Hiatus, Scrotum/Labia Majora

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19
Q

Where is the Pudendal Nerve?

A

Anterior S2- S4

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20
Q

Where does the Pudendal Nerve travel?

A

Pelvis thru Sciatic Foramen into Gluteal Region

Posterior to Ischial Spine into Perineum

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21
Q

What does the Pudendal Nerve Innervate?

A

Muscle & Skin of Perineum

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22
Q

Where is the Lateral Femoral Cutaneous Nerve?

A

Posterior L2 - L3

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23
Q

Where does the Lateral Femoral Cutaneous Nerve Travel?

A

Down the back of Abdominal Wall and crosses Iliac Crest into Pelvis, then down to Inguinal Ligament & Anterior Iliac Spine

24
Q

What does the Lateral Femoral Cutaneous Nerve Innervate?

A

Lateral Thigh Skin at Knee Level

25
Q

Where is the Posterior Femoral Cutaneous Nerve?

A

Anterior & Posterior S1 - S3

26
Q

Where does the Posterior Femoral Cutaneous Nerve travel?

A

Pelvis to Gluteal Region to back of Thigh

27
Q

What does the Posterior Femoral Cutaneous Nerve Innervate?

A

Back of Thigh Skin @ Hip to Mid Calf

28
Q

Where does the Obturator Nerve travel?

A

Middle of Thigh

29
Q

What does the Obturator Nerve Innervate?

A

Thigh Muscles

Hip Movement

Middle Thigh Skin

30
Q

Where does the Femoral Nerve travel?

A

Pelvis –> Inguinal Ligament –> Anterior Thigh –> Splits into Anterior & Posterior Branches

Posterior Branch has Saphenous Nerve

31
Q

What does NAVEL stand for?

A

Nerve, Artery, Vein, Empty Space, Ligament

32
Q

What does the Femoral Nerve Innervate?

A

Rectus Femoris

Vastus Lateralis

Vastus Intermedius

Vastus Medialis

Sartorious

Anterior Thigh Skin

33
Q

Where is the Saphenous Nerve?”

A

Posterior Branch of Femoral Nerve

34
Q

Where does the Saphenous Nerve Travel?

A

Sartorius muscle –> Tibia –> Skin

Accompanied by Saphenous Vein

35
Q

What does the Saphenous Nerve Innervate?

A

Middle of Leg from Knee to Foot Arch

Sartorious Muscle across thigh

Patellar Twitch/Snap

36
Q

Which two nerves form the Sciatic Nerve as well as the Sural Nerve?

A

Tibial Nerve

&

Common Peroneal Nerve

37
Q

What is the Largest and Longest Nerve?

A

Sciatic Nerve

38
Q

Where does the Sciatic Nerve travel?

A

Butt –> Obturator Internus –> Ischial Tuberosity –> Back of Thigh

39
Q

What does the Sciatic Nerve do?

A

Hip Extension

&

Knee Flexion

40
Q

Where does the Tibial Nerve travel?

A

Popliteal fossa –> Back of Leg –> Tibial & Fibial Heads –> Medial Malleolus –> Foot

41
Q

Where does the Common Peroneal Nerve travel?

A

Popliteal –> Biceps Femoris –> Fibula –> Divides into Superfical & Deep Branches

42
Q

Where does the Superficial Branch of the Common Peroneal Nerve travel?

A

Side of Leg to the Side & Top of foot

43
Q

Where does the Deep Branch of the Common Peroneal Nerve travel?

A

Front of Leg –> Ankle –> Skin b/t Hallux & Second Toe

44
Q

How does the Sural Nerve travel?

A

W/ Saphenous Nerve to Lateral Malleolus to the Foot

45
Q

What does the Sural Nerve Innervate?

A

Back Sole of Foot

Heel

Achilles Tendon

46
Q

What does Tibial Nerve Stimulation do to the foot?

A

Plantarflexion & Inversion

47
Q

What does Superficial Peroneal Nerve Stimulation do to the Foot?

A

Abduction

&

Eversion

48
Q

What does Deep Peroneal Nerve Stimulation do to the Foot?

A

Dorsiflexion

49
Q

When is a Femoral Nerve Block Indicated?

A

Front of thigh

Middle of Leg Below Knee

Knee Arthroscopy

50
Q

What are Contraindications to Femoral Nerve Blocks?

A

Prior Ilioinguinal Surgery - Vascular Graft, Kidney Transplant

Big Inguinal Lymph Nodes/Tumor

Patient Refuse

Local Infection

Coagulopathy

Neuropathy

51
Q

What are Indications for a Sciatic Nerve Block?

A

Lower Limb Surgery

Usually combined w/ Femoral Blocks

52
Q

What are Indications for a Popliteal Block?

A

Lower Leg Surgery - especially foot & ankle

May need Saphenous Coverage

53
Q

What are Indications for a Saphenous Block?

A

Sphenous Vein Stripping/Harvest

Supplementation for Foot/Ankle Surgery

Pain Control for Knee Surgery

54
Q

What are Indications for an Ankle Block?

A

Foot Surgery

55
Q

What are the Landmarks for Ankle Blocks?

A

Medial & Lateral Malleoli

Achilles Tendon

Extensor Longus Tendon

Posterior Tibial

Dorsalis Pedis

Sustentaculum Tali

Spring 2020 - APA Foundations 1 (10 decks)

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