Femoral triangle, ADductor canal, vessels and nerves of anterior and medial thigh

Question 1

Boundaries of femoral triangle

Answer 1

superior: inguinal lig
medial: lateral border of ADductor longs
lateral: medial border of sartorius
roof: fascia kata
floor: pectineus, iliopsoas

Question 2

general contents lateral to medial

Answer 2

femoral nerve
femoral artery
femoral vein
lymphatics

Question 3

what is not included in the femoral sheath

Answer 3

the nerve

Question 4

where is a femoral hernia

Answer 4

protruding abdomen through femoral ring

Question 5

where does the femoral nerve course

Answer 5

in the groove formed where iliacs and psoas major mm join

Question 6

what does the adductor canal connect

Answer 6

compartment of femoral triangle with the popliteal fossa

Question 7

boundaries of adductor canal

Answer 7

anteromedially: sartorius and vastoadductor membrane
anterolaterally: vastus medialis
posteriorly: adductor longus superiorly, adductor magnus inferiorly

Question 8

contents of adductor canal

Answer 8

femoral artery, femoral vein, motor nerve to vastus medialis, saphenous nerve

Question 9

what structure in the adductor canal does not exit adductor hiatus

Answer 9

the femoral nerve

Question 10

where does the saphenous n pierce

Answer 10

medial wall of adductor canal to become cutaneous

Question 11

where does the descending genicular a originate

Answer 11

branches from femoral a while in the canal and accompanies the saphenous n

Question 12

what does the femoral a become distally

Answer 12

popliteal artery when exits adductor hiatus

Question 13

why does the femoral a move more anteriorly as it reaches the popliteal fossa

Answer 13

more protected in this position

Question 14

what are the bracnhes of the femoral a

Answer 14

superficial circumflex iliac a
superficial epigastric a
superficial external pudendal a
deep external pudendal a
deep profunda femurs a
descending genicular a

Question 15

what are the branches of profunda femoral

Answer 15

lateral femoral circumflex a, medial femoral circumflex a, perforating aa

Question 16

what are the branches of lateral femoral circumflex a and what do they supply

Answer 16

ascending- tensor fascia lata
transverse- anastomose with medial circumflex branches
descending- genicular anastomosis

Question 17

what does the medial femoral circumflex a supply

Answer 17

ADductor mm medially and gives a branch to acetabelum
posteriorly supplies deep lateral rotators
ends in cruciate anastomosis

Question 18

what do the perforating branches of femoral a supply

Answer 18

vastus lateralis, posterior femoral compartment

Question 19

what are the branches of descending genicular a

Answer 19

articular branch and saphenous branch

Question 20

what does the articular branch of genicular a supply

Answer 20

vastus medialis and forms genicular anastomose

Question 21

what does the saphenous branch of genicular a supply

Answer 21

subcutaneous areas of upper medial portion of leg

Question 22

what is the femoral v a continuation of

Answer 22

popliteal v

Question 23

where does the obturator a branch from

Answer 23

internal iliac a

Question 24

what m is the obturator a deep to

Answer 24

obturator externus

Question 25

What are the branches of obturator a and what do they supply

Answer 25

anterior and posterior encircle the obturator foramen deep and anastomose the acetabelar branch supplies acetabelum and an a to the head of femur via ligamentum trees femoris

Question 26

what is the obturator v a tributary to

Answer 26

internal iliac v

Question 27

while in the femoral triangle what does the femoral n provide

Answer 27

intermediate and medial femoral cutaneous branches and motor branches to pectineus and sartorial, rectus femoris, vastus muscles and articularis genu

Question 28

what branches of femoral nerve enter adductor canal

Answer 28

motor branch to vastus medial is m and the saphenous n (L4)

Question 29

what does the saphenous n supply cutaneously

Answer 29

medial portion of leg and foot and posterior portion of dorsum of foot

Question 30

What ventral rami are included in obturator n

Answer 30

L2 L3 L4

Question 31

What are the two branches of obturator n

Answer 31

anterior and posterior

Question 32

what does the anterior division of obturator n inn

Answer 32

adductor longus and brevis, gracilis and sometimes pectinous also cutaneous to medial surface of thigh

Question 33

what does the posterior division of obturator n inn

Answer 33

obturator externus, portion of adductor magnus and sends articular branch to knee