popliteal fossa, vessels and nerves of leg and dorsum of foot

Question 1

What are the boundaries of the popliteal fossa

Answer 1

superolateral: tendon of biceps femoris
superomedial: semimembranosus and semitendinosus
inferolateral: lateral head of gastroc
inferomedial: medial head of gastric
roof: popliteal fascia of fascia kata
floor: posterior surface of capsule of knee and popliteus m

Question 2

contents of popliteal fossa

Answer 2

termination of post femoral cutaneous, division of sciatic, muscular and cutaneous of tibial, cutaneous of fibular, popliteal vein and tributaries, popliteal a, popliteal lymph nodes and vessels

Question 3

what does the popliteal a turn into

Answer 3

anterior and posterior tibial a

Question 4

What are the branches of popliteal a before it splits

Answer 4

lateral and medial superior genicular, lateral and medial inferior medial genicular, middle genicular, sural branches (2)

Question 5

where are the lateral/medial superior & inferior genicular aa found

Answer 5

superior- superficial to heads of gastroc

inferior- deep to heads of gastroc

Question 6

where does the middle genicular a arise from on popliteal a

Answer 6

anterior surface

Question 7

where do the sural branches of popliteal a go

Answer 7

into lateral and medial heads of gastroc

Question 8

what branches come off anterior tibial a when it first divides from popliteal

Answer 8

posterior tibial recurrent and circumflex fibular a

Question 9

what are the branches of anterior tibial a when it is anterior and deep to tibialis anterior m

Answer 9

anterior tibial recurrent, medial and lateral malleolar branches, dorsalis pedis

Question 10

what is the terminal branch of the anterior tibial a

Answer 10

dorsalis pedis a

Question 11

what are the branches of dorsalis pedis a

Answer 11

lateral and medial tarsal aa
arcuate a
first dorsal metatarsal
deep plantar a

Question 12

where does posterior tibial a course

Answer 12

deep to soleus and behind medial malleolus

Question 13

what are the branches of posterior tibial a

Answer 13

circumflex fibular a (variable)
fibular a
communicating branch to fibular a
posteiror medial malleolar
medial calcaneal
medial and lateral plantar

Question 14

what does the fibular a supply

Answer 14

major blood supply to the lateral crural compartment

Question 15

what are the branches of fibular a

Answer 15

muscular, nutrient a, communicating branch(with post tibial), perforating a, posterior lateral malleolar

Question 16

what cord levels are in the common fibular n

Answer 16

L4 L5 S1 S2

Question 17

where does the common fibular n course in popliteal fossa

Answer 17

superficially and laterally within popliteal fossa

Question 18

what cutaneous n does common fibular n give

Answer 18

lateral sural cutaneous n

Question 19

where does the common fibular n travel after popliteal fossa

Answer 19

follow biceps femoris tendon to head of fibula

Question 20

what m does common fibular n pierce

Answer 20

fibularis longus m inferior to the head of the fibula

Question 21

what does the common fibular n divide into

Answer 21

superficial and deep fibular nn

Question 22

what cord levels are in the superficial fibular n

Answer 22

L5 S1 S2

Question 23

what mm does the superficial fibular n inn

Answer 23

fibularis longus and brevis

Question 24

what does the superficial fibular n terminate as

Answer 24

medial and intermediate dorsal cutaneous nn to the dorsal digital for all toes

Question 25

what cord levels are in the deep fibular n

Answer 25

L4 L5

Question 26

what m does the deep fibular n pierce

Answer 26

extensor digitorum

Question 27

what mm does the deep fibular n inn

Answer 27

all mm of the anterior compartment

Question 28

what are the terminal branches of deep fibular n

Answer 28

lateral and medial

Question 29

what does the medial branch of deep fibular n inn

Answer 29

web between first and second toes

Question 30

What cord levels are in the tibial n

Answer 30

L4 L5 S1 S2 S3

Question 31

while in the popliteal fossa what branches does the tibial n give off

Answer 31

branches to plantaris and gastroc, as well as medial sural cutaneous n

Question 32

what forms the sural n

Answer 32

the communcating branch of the lateral and medial sural cutaneous nn

Question 33

what does the sural n turn into

Answer 33

lateral dorsal cutaneous n to lateral surface of foot and fifth digit and lateral calcaneal branch

Question 34

where does tibial n leave popliteal fossa

Answer 34

deep to gastrocnemius

Question 35

what mm just out of the popliteal fossa does tibial n inn

Answer 35

soleus and popliteus

Question 36

what a does the tibial n run with

Answer 36

the posterior tibial a and vv

Question 37

what does the tibial n inn

Answer 37

all posterior leg mm

Question 38

where does the tibial n exit leg

Answer 38

passes behing medial malleolus "TDANH"

Question 39

what provides inn to medial surface of foot and medial posterior heel

Answer 39

saphenous n (most distal part of femoral n)