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CVS Anatomy > Vessels Of Lower Limb > Flashcards

Vessels Of Lower Limb Flashcards

1
Q

Mention origin & termination of femoral artery

A

O: continuation of external iliac artery behind the inguinal ligament at mid-inguinal point
T:it continues as popliteal artery by passing through the adductor hiatus (opening) of adductor magnus at junction of upper 2/3 & lower 1/3 of thigh

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2
Q

Describe relation femoral vein to femoral artery

A

It is posterolateral in adductor canal, posterior at apex of femoral triangle, then medial in femoral triangle

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3
Q

Mention superficial branches of femoral artery and their course

A

Superficial epigastric artery: pierces ciribriform fascia, passes upwards and medially to supply lower part of ant abdominal wall
Superficial external pudendal art: pierces ciribriform fascia, passes medially in front of spermatic cord ir round ligament of uterus to supply external genitalia
Superficial circumflex iliac artery: pierces fascia lata, passes upwards & laterally to share in anastomsis around ASIS

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4
Q

Mention deep branches of femoral artery

A

Deep external pudendal artery
Profunda femoris artery
Descending genicular

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5
Q

The artery which passes behind spermatic cirds is ….

A

Deep external pudendal artery

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6
Q

Describe beginning & termination of profunda femoris artery

A

Begin 4 cm below inguinal ligament in posterolateral aspect and end as 4th perforating artery

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7
Q

The perforating arteries pierce ……

A

Adductor magnus

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8
Q

The muscle separating femoral artery from profunda femoris artery is …..

A

Adductor longus

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9
Q

Mention the muscles between which medial circumflex femoral a. passes

A

Quadratus femoris & adductor magnus

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10
Q

Mention the muscles behind which medial circumflex femoral a. passes

A

Sartorius & rectus femoris

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11
Q

Mention branches of lateral circumflex femoral a

A

Ascending (share in anastomosis around ASIS)
TRANSVERSE (cruciate anastomosis)
Descending (anastomosis around the knee)

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12
Q

Mention branches of medial circumflex femoral a

A

Ascending: share in trochanteric anastomosis
Transverse: cruciate anastomosis
Acetabular: supply the acetabular fossa & the round ligament of head of femus

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13
Q

The perforating arteries are protected by ….

A

Small tendinous arches

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14
Q

Mention anastomoses of perforating arteries

A

1st perforating artery shares in cruciate anastomosis

4th perforating artery anastomoses with sup muscular branches of popliteal artery

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15
Q

Describe nutrient supply of femur arising from perforating branches

A

2nd arises alone OR double nutrient branches from 1st & 3rd

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16
Q

A stab wound at apex of femoral triangle will cut which structures in order from superficial to deep?

A

Femoral artery, femoral vein, profunda vein, profunda artery

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17
Q

Mention the branch of femoral artery which arises from it before passing via adductor opening

A

Descending genicular branch

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18
Q

Saphenous art is branch of …

A

Descending genicular

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19
Q

Describe beginning & termination of obturator artery

A

Branch of ant division of internal iliac ends by dividing into ant & post branches after passing through obturator canal

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20
Q

The arterial circle is deep to …. Muscle

A

Obturator externus

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21
Q

Mention branches of arterial circle

A
  1. Muscular branches to adductor muscles & obturator externus
  2. Anastomotic branches with medial circumflex femoral & inf gluteal
  3. Acetabular branch to supply femoral head
22
Q

Mention the main source of blood supply of femoral head

A

Medial (mainly) & lateral circumflex femoral art

23
Q

Mention the largest branch of post division of int iliac art and how it enters the gluteal region

A

Superior gluteal artery

Through greater sciatic foramen, above piriformia

24
Q

Mention branches of of superior gluteal art

A

Superficial branch to gluteus maximus
Deep branch divides into upper and lower divisiona which supply gluteus medius & minimus.
The upper branch shares in ASIS anastomosis, the lower branch shares in trochanteric anastomosis

25
Q

Mention branches of inf gluteal art

A

Muscular branches to deep surface of gluteal maximus
Companion artery of sciatic nerve
Branches which share in trochanteric & cruciate anastomosis

26
Q

Describe course of int pudendal art

A

Branch of ant division of int iliac art, enters gluteal region through greater sciatic foramen below piriformis, the passes to peineum through lesser sciatic foramen between pudendal nerve & nerve to obturator internus

27
Q

Mention venae comtiantes which drain into int iliac art

A

Venae comitantes of Sup gluteal, inf gluteal, internal pudendal arteries

28
Q

Mention sharing arteries in anastomosis around ASIS

A

Superficial & deep circumflex iliac art
Ascending branch of lat cir fem a
A branch from sup gluteal

29
Q

Mention sharing arteries in trochanteric anastomosis

A

Ascending branch of med & lat circumflex femoral art

A branch from sup gluteal & one from inf gluteal

30
Q

Describe site of cruciate anastomosis

A

In uppermost part of back of thigh between quadratus femoris and adductir magnus

31
Q

Mention sharing art in cruciate anastomosis

A
  1. Transverse branches of lat & med circumflex humeral art
  2. Descending branch from inf gluteal
  3. Ascending branch from 1st perforating art
32
Q

Mention origin & termination of popliteal art

A

O: downward continuation of femoral art at opening in adductor magnus.
T: at distal border of popliteus by dividing into ant & post tibial art

33
Q

Mention function of arterial anastomsis in gluteal region

A

Connect internal iliac & femoral arteries

Trochanteric anastomsis provides main blood supply to head & neck of femur

34
Q

What is the deepest structure in popliteal fossa

A

Popliteal artery

35
Q

Describe relation of popliteal vein & tibial nerve to popliteal art

A

The vein intervenes between the art & nerve throughout its course
First they are posterolateral then posterior then medial to artery

36
Q

Mention branches of popliteal art

A

Muscular branches
Cutaneous branches (3 accompany small saphenous vein)
Articular (genicular) branches, sup med & lat + inf med & lat + middle genicular arteries

37
Q

Describe origin & termination of ant tibial art

A

Begins as smaller of 2 terminal branches of the popliteal artery at distal border of popliteus muscle
In front of ankle joint midway between 2 malleoli, where it continues as dorsalis pedis art

38
Q

The ant tibial art is found between ….&…

A

Tendon of extensor hallucis longus (medial)

Extensor digitorum longus

39
Q

Branches of ant tibial art

A

Muscular, muscles of ant compartment of the leg
Ant & post tibial recurrent art (anastomosis around knee)
Ant lateral & ant medial malleolar arts (anastomosis around the ankle)

40
Q

Mention relations of dorsalis pedis art

A

Med: tendon of extensor hallucis longus
Lat: medial branch of deep peroneal nerve and the 1st tendon of extensor digitorum longus

41
Q

Describe termination of dorsalis pedis art

A

It passes between 2 heads of 1st dorsal interosseous at proximal end of 1st intermetatarsal space into sole of foot where it completes plantar arch

42
Q

Dorsalis pedis art pulsation is felt lateral to …..

A

Tendon of extensor hallucis longus

43
Q

Mention branches if dorsalis pedis art

A

Lateral tarsal artery
Medial tarsal arteries (2 or 3)
Arcuate artery (largest branch)
1st dorsal metatarsal art

44
Q

Mention branches of arcuate art

A

2nd, 3rd & 4th dorsal metatarsal art

45
Q

……. Artery gives off a branch supplying lat side of little toe

A

4th metatarsal art

46
Q

What are arteries joining 4 metatarsal arts

A

Proximal perforating branch from plantar arch

Distal perforating branch from plantar metatarsal arteries

47
Q

Describe origin & termination of post tibial art

A

Begins as larger of 2 terminal branches of popliteal art at distal border of popliteus
Ends deep to flexor retinaculum midway between medial malleolus and medial tubercle of calcaneus by dividing med & lat plantar arts.

48
Q

Post tibial art passes behind ……, ……nerve crosses it from medial to lateral

A

Tendinous arch of soleus

Tibial

49
Q

Enumerate branches of post tibial art

A
  1. Circumflex fibular art (anastomosis around knee joint)
  2. Nutrient artery to tibia
  3. Muscular branches
  4. Commincating branches (to that of peroneal art)
  5. Medial malleolar branch
  6. Calcanean brnches
  7. Peroneal artery
50
Q

Describe course of largest branch of post tibial art

A

peroneal art, it arises one inch below distal border of popliteus
Descends laterally along medial crest of fibula bet tibialis post & flexor hallucis longus, terminates behind inferior tibiofibular joint by giving calcanean branches.

51
Q

Enumerate branches of peroneal artery

A

Muscular branches, communicating branches, nutrient art to fibula, perforating branch & calcanean branches (terminal)

52
Q

The perforating branch of peroneal anastomoses with ..,,,

A

Anterior lateral malleolar artery

CVS Anatomy (11 decks)

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