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Anatomy 2 > ARTERIES OF THE LOWER LIMB > Flashcards

ARTERIES OF THE LOWER LIMB Flashcards

1
Q

FEMORAL ARTERY

A

Femoral pulse- Inferior to Mid-point of inguinal ligament ASIS and Pubic tubercle

Femoral triangle -Very superficial in lateral compartment of femoral sheath,

Adductor canal

Ends in adductor hiatus

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2
Q

FEMORAL ARTERY Branches

A

Superficial epigastric, Pierce Femoral sheath and Cribiform fascia
Superficial circumflex iliac-Pierce Femoral sheath and Cribiform fascia
Superficial external pudendal -Pierce Femoral sheath and Cribiform fascia
Deep external pudendal
Muscular branches
Descending genicular
Deep femoral

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3
Q

Superficial epigastric

A

Superficial to inguinal ligament

Anastomosis with inferior epigastric

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4
Q

Superficial circumflex iliac

A

Inferior and parallel to inguinal ligament

Anastomosis with Deep circumflex iliac, Superior gluteal, Lateral femoral circumflex

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5
Q

Superficial epigastric and Superficial circumflex iliac

A

Supply Superficial fascia and skin of anterolateral abdominal wall, Superficial inguinal lymph nodes

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6
Q

Superficial external pudendal

A

Across Spermatic cord - Round ligament

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7
Q

Deep external pudendal

A

Across Pectineus and Adductor longus

Pierces Fascia lata

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8
Q

Deep external pudendal and Superficial external pudendal

A

Supply Penis Scrotum Labia majora
Skin of the lower part of the abdomen
Perineum
Anastomoses with branches of Internal pudendal

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9
Q

Muscular branches

A

Sartorius, Adductors, Vastus medials

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10
Q

Descending genicular

A

Arises just proximal to adductor hiatus
Participates in genicular anastomosis
Supplies Skin of Upper and medial, part of the leg, Knee joint.

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11
Q

Deep femoral

A

Arises ~ 2.5 - 5 cm inferior to inguinal ligament

Behind Adductor longus

Ends at the lower third of the thigh in a small branch which pierces the adductor magnus and is distributed to hamstring muscles

Anastomosis, Muscular branches of popliteal

Main supply to femoral muscles

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12
Q

Lateral circumflex femoral

A

Cruciate and genicular anastomoses

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13
Q

Medial circumflex femoral

A

Cruciate anastomosis, Main source of blood supply of femoral head

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14
Q

Muscular branches

A

Supply Adductor muscles and hamstrings

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15
Q

Perforating

A

Supply posterior thigh muscles
1st Cruciate anastomosis
2nd Nutrient artery of femur
3rd Hamstring muscles

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16
Q

POPLITEAL ARTERY

A

Adductor hiatus Inferior border of popliteus
Popliteal pulse In the midline with the knee semiflexed

Branches: Cutaneous, Superior muscular Sural arteries Genicular

Supply: Skin of calf, Hamstring muscles, Gastrocnemius / Soleus / Plantaris, Articular capsule and ligaments, Vastus medialis, vastus lateralis, popliteus, Lateral superior and inferior, Medial superior and inferior, Middle, Participate in genicular anastomosis

Terminal branches: Anterior tibial artery, Posterior tibial artery

17
Q

POSTERIOR TIBIAL ARTERYCalcaneal branches

A

Largest terminal branch of popliteal artery
Main blood supply to the foot

Inferior border of popliteus

Posterior compartment of leg, between superficial and deep muscles

Deep to flexor retinaculum with Tibial nerve, Tibialis posterior tendon, Flexor digitorum longus tendon, Flexor hallucis longus tendon

Palpation of pulse, Foot inverted Between medial malleolus and calcaneal tendon

18
Q

POSTERIOR TIBIAL ARTERY BRANCHES

A

Circumflex fibular

Fibular artery-Anastomosis with Arcuate artery on dorsum of foot
Supply Lateral compartment together with anterior tibial artery

Nutrient artery of tibia-Largest nutrient artery in the body

Medial malleolar branches
Calcaneal branches

Terminal branches: Medial plantar artery, Lateral plantar artery, At inferior border of flexor retinaculum

19
Q

ANTERIOR TIBIAL ARTERY

A

Inferior border of popliteus
Anterior compartment of leg, on interosseous membrane

Deep to extensor retinaculum with Deep peroneal nerve, Tibialis anterior tendon, Extensor hallucis longus tendon, Extensor digitorum longus tendon

Branches: Posterior tibial recurrent artery, Anterior tibial recurrent artery, Muscular branches, Malleolar arteries (anterior medial and lateral), Dorsalis pedis artery (at inferior extensor retinaculum)

20
Q

DORSALIS PEDIS ARTERY

A

Lateral to Extensor hallucis longus tendon, Palpation of pulse

Junction with Lateral plantar artery, Plantar arch

Branches, Lateral tarsal, Anastomosis with arcuate, Supplies tarsal joints

Medial tarsal-Malleolar network

Arcuate-2nd - 4th dorsal metatarsal arteries
Dorsal digital arteries Joined by perforating branches (plantar arch and plantar metatarsal)

1st dorsal metatarsal

21
Q

PLANTAR ARTERIES

A

In the plane between 1st and 2nd muscular layers

Medial-Smaller than the lateral plantar
Lateral-Largest terminal branch of posterior tibial artery, Junction with dorsalis pedis-Plantar arch

22
Q

Plantar arch

A

In the plane between 3rd and 4th muscular layers
Branches 1st plantar metatarsal artery

Three perforating arteriesJoin 2nd – 4th dorsal metatarsal

2nd–4th plantar metatarsal arteries, Plantar digital arteries, A perforating artery each

23
Q

CRUCIATE ANASTOMOSIS

A

Deep femoral artery): Medial circumflex femoral artery
Lateral circumflex femoral artery
1st perforating artery (ascending branch)

Inferior gluteal artery-Internal iliac artery

24
Q

CRUCIATE ANASTOMOSIS

A

Provides a collateral route of circulation for blood to reach Popliteal artery when there is a blockage between

25
Q

THROCANTERIC ANASTOMOSIS

A

Collateral circulation around the head of the femur

Deep femoral artery-Medial circumflex femoral artery Lateral circumflex femoral artery

Internal iliac artery-Superior gluteal artery, Inferior gluteal artery

Provides the blood supply to the head of the femur in adults

26
Q

GENICULAR ANASTOMOSIS

A

Genicular arteries-Popliteal artery
Descending genicular-Femoral artery
Lateral femoral circumflex-Deep femoral artery

Anterior tibial artery-Anterior tibial recurrent, Posterior tibial recurrent

Circumflex fibular-Posterior tibial artery

Provides a collateral route of circulation for blood to reach Popliteal artery when there is a blockage of the femoral artery

Anatomy 2 (8 decks)

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