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Anatomy > Neurovasculature of Leg > Flashcards

Neurovasculature of Leg Flashcards

1
Q

What do the common iliac arteries bifurcate into?

A

Internal and external iliac arteries

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2
Q

Which artery do the superior and inferior gluteal arteries branch from?

A

Internal iliac artery

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3
Q

Which arteries form the trochanteric anastomosis?

A

Superior gluteal artery, medial circumflex femoral artery and lateral circumflex femoral artery

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4
Q

Which artery are the medial and lateral circumflex femoral arteries branches of?

A

Profunda femoris

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5
Q

Which artery supplies the anterior compartment of the thigh?

A

Femoral artery

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6
Q

What is the femoral artery a continuation of?

A

External iliac artery

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7
Q

Which artery supplies the posterior compartment of the thigh?

A

Perforating arteries

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8
Q

Which artery do the four perforating arteries branch off?

A

Profunda femoris

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9
Q

Which artery supplies the medial compartment of the thigh?

A

Obturator artery

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10
Q

Which artery is the obturator artery a branch of?

A

Internal iliac artery

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11
Q

Where does the femoral artery become the popliteal artery?

A

At adductor hiatus

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12
Q

Flexion of the knee compresses which artery?

A

Popliteal artery

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13
Q

Which arteries make up the genicular anastomosis?

A 
Superior lateral genicular artery
Superior medial genicular artery
Middle genicular artery
Inferior lateral genicular artery
Inferior medial genicular artery
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14
Q

Which artery supplies the anterior compartment of the lower leg?

A

Anterior tibial artery

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15
Q

Which artery supplies the posterior compartment of the lower leg?

A

Posterior tibial artery

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16
Q

Which artery supplies the lateral compartment of the lower leg?

A

Fibular artery

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17
Q

The anterior tibial artery is a branch of which artery?

A

Popliteal artery

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18
Q

The posterior tibial artery is a branch of which artery?

A

Popliteal artery

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19
Q

The fibular artery is a branch of which artery?

A

Posterior tibial artery

20
Q

What is the continuation of the anterior tibial artery called?

A

Dorsalis pedis artery

21
Q

Which artery supplies the dorsal aspect of the foot?

A

Dorsalis pedis artery

22
Q

Which arteries supplies the plantar aspect of the foot?

A

Medial and lateral plantar arteries

23
Q

The medial and lateral plantar arteries are branches of which artery?

A

Posterior tibial artery

24
Q

Which arteries make up the deep plantar arch?

A

Deep plantar branch of dorsalis pedis and lateral plantar artery

25
Q

Where does the great saphenous vein run?

A

Anteromedial aspect of leg

26
Q

What vein does the great saphenous vein drain into?

A

Femoral vein

27
Q

Where does the small saphenous vein run?

A

Posterior aspect of the lower leg

28
Q

Which vein does the small saphenous vein drain into?

A

Popliteal vein

29
Q

Which three deep veins join to form the popliteal vein?

A

Anterior tibial, posterior tibial and fibular veins

30
Q

Where do the perforating veins take the blood?

A

From superficial veins to deep veins

31
Q

What forms the lumbar plexus?

A

Anterior rami of L1-L4

32
Q

What are the two main nerves that come from the lumbar plexus?

A

Obturator nerve and femoral nerve

33
Q

Which compartment of the lower limb does the obturator nerve supply?

A

Medial compartment of thigh

34
Q

Which compartment of the lower limb does the femoral nerve supply?

A

Anterior compartment of thigh

35
Q

What forms the sacral plexus?

A

Anterior rami of L4-S5 and lumbosacral trunk (branch of L4 anterior ramus that joins L5)

36
Q

What are the three main nerves that come from the sacral plexus?

A

Sciatic nerve (L4-S3), superior gluteal nerve (L4-S1) and inferior gluteal nerve (L5-S2)

37
Q

What does the sciatic nerve bifurcate into?

A

Tibial nerve and common fibular nerve

38
Q

Which divisions of the anterior rami form the tibial nerve?

A

Anterior divisions

39
Q

Which divisions of the anterior rami form the common fibular nerve?

A

Posterior divisions

40
Q

Which compartment of the lower limb is supplied by tibial nerve?

A

Posterior compartment of lower leg

41
Q

The tibial nerve birfurcates into which two nerves?

A

Medial and lateral plantar nerves

42
Q

The common fibular nerve birfurcates into which two nerves?

A

Deep and superficial branches

43
Q

Which compartment of the lower limb is supplied by the deep branch of the common fibular nerve?

A

Anterior compartment of lower leg

44
Q

Which compartment of the lower limb is supplied by the superficial branch of the common fibular nerve?

A

Lateral compartment of lower leg

45
Q

What does injury to the common fibular nerve cause?

A

Foot drop - loss of dorsiflexion

Sensory loss to dorsal surface of foot and anterior, lower leg

Anatomy (15 decks)

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