Lower extremity block Flashcards Preview

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Flashcards in Lower extremity block Deck (17)
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1
Q

The ilioinguinal and iliohypogastric n. arise from where?

A

L1

2
Q

The ilioinguinal and iliohypogastric n. inervate what

A

Abdominal muscles and skin of the inquinial and pubic area

3
Q

Where does the latereal femoral cutaneous n. arise?

A

L2 and L3

4
Q

what does the lateral femoral cutaneous n. innervate

A

Sensations of the anterolateral thigh

5
Q

where does the Femoral n. arise from?

A

L2-L4

6
Q

what does the Femoral n. innervate

A

Innervates the iliacus, hip flexors, and knee extensors of the thigh

7
Q

Where does the obturator n. arise

A

L2-L4

8
Q

What does the obturator n. Innervate

A

The medial thigh

9
Q

The sciatic originates from the ________ trunk

A

Lumbarsacral

10
Q

The sciatic arises from the lumbar sacral trunk composed of what nerve roots

A

L4-5 and S1-S3

11
Q

the sciatic provides all sensory innervation to the lower extremity except along the anteriomedial aspect which is covered by what nerve

A

Saphenous n.

12
Q

There are 2 major nerves supply the leg what are they

A

femoral

Sciatic

13
Q

Just below the knee the femoral nerve continues into the leg as the ____ _nerve

A

saphenous

14
Q

In the proximity of the knee, the sciatic n. bifurcates into what?

A

common peroneal n.

tibial n.

15
Q

the common peroneal nerve further bifurcates into what

A

superficial peroneal n.

Deep peroneal n.

16
Q

the tibial n. gives rise to what nerve, just about at the middle of the leg

A

sural n.

17
Q

What are the 5 nerves blocked for an ankle block

A
Posterior tibial
Sural
Saphenous
Deep peroneal
Superficial peroneal

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