Lumbar Plexus Peripheral nerves and sensory region Flashcards

1
Q

peripheral nerve sensory region(s)

A

anterior branch–> anterior thigh
posterior branch–>saphenous nerve–> medial aspect of lower leg

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2
Q

obturator nerve sensory region(s)

A

articular branches of hip joint
medial thigh

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3
Q

LFCN sensory region(s)

A

lateral thigh to the knee

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4
Q

pudendal nerve sensory region(s)

A

perineum
anal canal and external sphincter

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5
Q

posterior femoral cutaneous nerve sensory region(s)

A

posterior hip to mid calf

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6
Q

superficial peroneal nerve sensory region(s)

A

dorsal surface of foot

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7
Q

posterior tibial sensory region(s)

A

plantar surface of foot

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8
Q

deep peroneal sensory region(s)

A

web space between big toe and second toe

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9
Q

sural sensory region(s)

A

lateral aspects of foot

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10
Q

lumbosacral sensory only nerves include

A

LFCN, saphenous, sural

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11
Q

lumbosacral combined sensory- motor nerves include

A

femoral
obturator
posterior tibial
deep peroneal
superficial peroneal

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12
Q

name the 6 branches of the lumbar plexus in order

A

iliohypogastric
ilioinguinal
genitofemoral
LFCN
obturator
femoral

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13
Q

identify the corresponding roots for the lumbar plexus

A

L1-L4

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14
Q

identify the corresponding roots for the sacral plexus

A

L4-S3

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15
Q

identify the corresponding roots for the femoral nerve

A

L2-L4 (posterior divisions)

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16
Q

identify the corresponding roots for LFCN

A

L2-L3 (posterior divisions)

17
Q

identify the corresponding roots for obturator nerve

A

L2-L4 (anterior divisions)

18
Q

clinical assessment of lumbar plexus: hip flexion is via

A

femoral nerve

19
Q

clinical assessment of lumbar plexus: hip extension is via

A

sciatic nerve

20
Q

clinical assessment of lumbar plexus: knee flexion is via

A

sciatic nerve

21
Q

clinical assessment of lumbar plexus: knee extension is via

A

femoral nerve

22
Q

clinical assessment of lumbosacral plexus: plantar flexion is via

A

tibial nerve

23
Q

clinical assessment of lumbosacral plexus: dosiflexion is via

A

peroneal nerve

24
Q

clinical assessment of lumbosacral plexus: eversion is via

A

superficial peroneal nerve

25
clinical assessment of lumbosacral plexus: inversion is via
deep peroneal nerve
26
5 nerves that innervate foot and ankle
saphenous sural superficial peroneal deep peroneal posterior tibial
27
spell out TIPPED pneumonic as it relates to the nerves that innervate ankle and foot
Tibial Inversion Plantar Flexion Peroneal Eversion Dorsiflexion
28
saphenous sensory innervation
medial aspect of ankle and foot
29
sural sensory innervation
posterior portion of heel lateral sole of foot achilles tendon above ankle
30
superficial peroneal sensory innervation
to the dorsum of the foot
31
deep peroneal sensory and motor innervaqtion
sensory: lateral side of great toe (hallux) medial side of second digit motor: eversion and dorsiflexion
32
posterior tibial sensory and motor innervation
sensory: sole of foot motor: inversion and plantar flexion
33
landmarks for a pericapsular nerve block
psoas tendon ilium