WEEK 9/1 > LOWER LIMB VESSELS Flashcards

1
Q

LYMPHATIC VESSELS OF THE LOWER LIMB

A
  • VESSELS
  • NODES
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2
Q

VESSELS

A
  • form a deep and superficial system seperated by the deep fascia
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3
Q

where are the nodes located

A
  • proximally in the limb in the region of the femoral triangle
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4
Q

where are small number of nodes located in

A
  • SOMETIMES in the popliteal fossa
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5
Q

NODES

A

inguinal lymph nodes are in two groups > superficial and deep

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6
Q

where are the superficial nodes located

A
  • beneath the inguinal ligament and along the proximal part of the long saphenous vein
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7
Q

location of the deep nodes

A
  • medial to the femoral vein in the region of the femoral canal
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8
Q

where do the superficial nodes drain into

A

drain lymph from the superficial lower limb vessels and also from the perineum, and the superficial lower trunk wall then drain into deep group

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9
Q

where do deep group drain into

A
  • into external illiac nodes which are located in the abdominal cavity
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10
Q

ARTERIES OF THE LOWER LIMB

A
  • superior gluteal artery
  • inferior gluteal artery
  • obturator artery
  • femoral artery
  • produnfa femoris artery
  • popliteal artery
  • anterior tibial artery
    -dorsal pedis artery
  • posterior tibial artery
  • plantar arteries
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11
Q

where do the lower limb arteries enter through

A
  • gluteal region, obturator canal or femoral triangle
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12
Q

SUPERIOR GLUTEAL ARTERY

A
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13
Q

SGA Arises from?

A
  • internal iliac artery in the pelvic cavity
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14
Q

SGA Exits from?

A
  • pelvic cavity via the greater sciatic foramen above the piriformis
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15
Q

SGA ENTERS?

A
  • gluteal region > supplying several structures
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16
Q

INFERIOR GLUTEAL ARTERY

A
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17
Q

IGA arises from?

A
  • internal illiac artery in the pelvic artery
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18
Q

IGA EXITS FROM

A
  • exits pelvic cavity via the greater sciatic foramen below piriformis
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19
Q

WHAT DOES THE IGA FORM

A
  • anastomosis around the proximal femur
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20
Q

OBTURATOR ARTERY

A
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21
Q

OA arises from

A
  • internal iliac artery in the pelvic artery
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22
Q

OA exits from

A

OBTURATOR CANAL

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23
Q

FEMORAL ARTERY

A
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24
Q

FA ARISES FROM

A
  • renamed continuation of the external iliac artery as it passes beneath the inguinal ligament
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25
Q

where does FA enter

A

femoral triangle
then lies lateral to the femoral vein and medial to the femoral nerve

26
Q

what vein does FA accompany

A
  • femoral vein
  • through the femoral triangle and adductor canal and enters the popliteal fossa via the adductor hiatus > renamed POPLITEAL ARTERY
27
Q

major branches of FA

A
  • profunda femoris artery
28
Q

PROFUNDA FEMORIS ARTERY

A
29
Q

WHERE DOES PFA arise from

A
  • femoral artery in the femoral triangle, located in the popliteal fossa
30
Q

POPLITEAL ARTERY

A

Continuation of the femoral artery, located in popliteal fossa

31
Q

PA gives rise to?

A
  • anterior and posterior tibial arteries
32
Q

ANTERIOR TIBIAL ARTERY

A

arises from the popliteal artery about the level of the tibial tuberosity

33
Q

where does ATA travel

A

on the anterior leg compartment on the interosseous membrane with the deep peroneal nerve

34
Q

what does ATA then become

A

dorsalis pedis artery

35
Q

POSTERIOR TIBIAL ARTERY

A
36
Q

where does posterior tibial artery arise from

A

popliteal artery
- travels in the posterior leg between the deep and superficial layers of muscles with the tibial nerve

37
Q

what does PTA give rise to

A

peroneal (fibular) artery in the proximal leg `

38
Q

Where does PTA pass behind

A
  • medial malleolus and into the plantar region of the foot where it branches into the medial and lateral plantar arteries
39
Q

PLANTAR ARTERIES

A
40
Q

where does PLANTAR arteries arise from

A
  • posterior tibial artery in the proximal ventral foot
41
Q

VEINS OF THE LOWER LIMB

A
  • dorsal venous arch
  • short saphenous vein
  • long saphenous vein
  • deep venous plexus
  • popliteal vein
  • femoral vein
42
Q

organisational structure of the lower limb veins

A

seperated by into deep and superficial >

43
Q

do the deep group accompany the arteries

A

yes and given same names

44
Q

where do they occur in pairs

A
  • BELOW the knee region
    CALLED venae comitantes
45
Q

are they single or in pairs above the knee region

A

usually single veins

46
Q

what are the veins called in the posterior leg

A
  • deep venous plexus
47
Q

Name given to veins in the superficial leg

A
  • dorsal venous arch and long/short saphenous vein
48
Q

are the superficial nd deep veins connected

A

yes, through perforating veins

49
Q

DORSAL VENOUS ARCH

A
  • SUPERFICIAL
50
Q

location of the dorsal venous arch

A
  • dorsum of the foot
51
Q

SHORT SAPHENOUS VEIN

A

superficial

52
Q

where does short saphenous vein arise from

A
  • superficial
  • arise from the lateral side of the dorsal arch, passes behind the lateral malleolus, ascends on the back and joins the popliteal by passing through the roof of popliteal fossa
53
Q

Long saphenous vein

A

superficial

54
Q

where does long saphenous vein arise from

A
  • medial side of the dorsal venous arch, passes anterior to the medial mallelus,
55
Q

where does the LSV ascend into

A
  • ascends on the medial side of the leg, curves partly behind the knee region, ascends in the medial thigh then joins the femoral vein in the femoral triangle by passing through the saphenous opening into the fascia lata
56
Q

DEEP VENOUS PLEXUS

A
  • deep
  • superficially in the popliteal fossa
57
Q

what does the venous plexus become

A
  • femoral vein in the adductor canal
    forms from the tibial veins: receives the short saphenous vein
58
Q

FEMORAL VEIN

A
  • deep
59
Q

where is the femoral vein located

A
  • in the adductor canal and the femoral triangle
60
Q

what is it medial to the femoral triangle

A

femoral artery