Dorsum of the Foot and Neurovasculature of Anterior and Lateral Leg

Question 1

Extensor Digitorum Brevis origin

Answer 1

sinus tarsi, superolateral calcaneus, interosseous talocalcaneal ligament, cruciate crural ligament

Question 2

Extensor Digitorum Brevis insertion

Answer 2

lateral aspect of EDL tendons 2-4

Question 3

innervation of the extensor digitorum brevis

Answer 3

lateral terminal branch of deep fibular

Question 4

blood supply to extensor digitorum brevis

Answer 4

lateral tarsal artery

Question 5

function of extensor digitorum brevis

Answer 5

dosiflex toes 2-4

Question 6

extensor hallucis brevis tendon crosses dorsal to

Answer 6

dorsalis pedis artery

Question 7

origin of the extensor hallucis brevis

Answer 7

sinus tarsi, superolateral calcaneus, interosseous talocalcaneal ligament, cruciate crural ligament

Question 8

insertion of extensor hallucis brevis

Answer 8

dorsal aspect of proximal phalanx of hallux

Question 9

blood supply of extensor hallucis brevis

Answer 9

lateral tarsal artery

Question 10

innervation of extensor hallucis brevis

Answer 10

lateral terminal branch of deep fibular

Question 11

function of extensor hallucis brevis

Answer 11

dorsiflex hallux

Question 12

dorsalis pedis artery is a continuation of

Answer 12

anterior tibial artery

Question 13

dorsalis pedis artery can arise from __(variation)

Answer 13

perforating fibular artery

Question 14

dorsalis pedis artery is located between

Answer 14

the tendons of EHL and EDL (lateral to EHL)

Question 15

dorsalis pedis artery is deep to

Answer 15

muscles/tendons, cruciate crural ligament (inferior ext. retinaculum)

Question 16

branches of dorsalis pedis artery

Answer 16

1. lateral tarsal
2. medial tarsal artery
3. arcuate artery (variation)
4. 1st dorsal metatarsal
5. deep plantar artery
6. artery of the sinus tarsi

Question 17

Artery to sinus tarsi arises from the anastomotic connection with __ and __

Answer 17

lateral tarsal; perforating fibular arteries

Question 18

terminal branches of dorsals pedis artery

Answer 18

1st dorsal metatarsal and deep plantar artery

Question 19

lateral tatsal artery anastomoses with

Answer 19

the lateral malleolar plexus, perforating fibular, arcuate, lateral plantar

Question 20

lateral tarsal artery is deep to

Answer 20

EDB & EHB

Question 21

lateral tarsal artery supplies

Answer 21

bones, joints, ligaments that is passes

Question 22

medial tarsal artery supplies

Answer 22

bones, joints, ligaments that it passes

Question 23

medial tarsal artery anastomoses with

Answer 23

medial malleolar network, medial plantar artery

Question 24

can be more than 1

Answer 24

lateral tarsal artery

Question 25

a bunch of small branches

Answer 25

medial tarsal artery

Question 26

if absent, the lateral tarsal artery can take over the area of this artery

Answer 26

arcuate artery

Question 27

arcuate artery passas __ across met base

Answer 27

lateral

Question 28

arcuate artery gives off

Answer 28

2-4 metatarsal arteries

Question 29

deep plantar artery passes

Answer 29

through proximal end of inter metatarsal space

Question 30

deep plantar artery anastomoses with

Answer 30

lateral plantar artery on plantât side of foot

Question 31

Dorsal metatarsal arteries are found in the

Answer 31

intermetatarsal space on top of the dorsal interossei

Question 32

1st Dorsal metatarsal (terminal branch of dorsalis pedis)

Answer 32

-1st dorsal digital artery -2nd dorsal digital artery -3rd dorsal digital artery -Distal perforator -Nutrient artery to 1st metatarsal

Question 33

1st dorsal digital artery

Answer 33

medial 1st toe

Question 34

2nd dorsal digital artery

Answer 34

lateral 1st toe

Question 35

3rd dorsal digital artery

Answer 35

medial 2nd toe

Question 36

Distal perforator anastomosis with

Answer 36

1st plantar metatarsal

Question 37

The perforating arteries communicate with the

Answer 37

plantar metatarsal arteries.

Question 38

Plantar arteries can be a major source of the

Answer 38

dorsal metatarsal arteries

Question 39

Proximal located around __, distal around __

Answer 39

met base; MPJ

Question 40

branches from arcuate artery

Answer 40

- 2nd dorsal metatarsal -3rd dorsal metatarsal -4th dorsal metatarsal artery -proper dorsal digital artery of 5th digit

Question 41

2nd dorsal metatarsal

Answer 41

-4th dorsal digital artery (lateral 2nd toe)-5th dorsal digital artery (medial 3rd toe)-Proximal and distal perforators

Question 42

3rd dorsal metatarsal artery (from arcuate artery)

Answer 42

-6th dorsal digital artery (lateral 3rd toe)-7th dorsal digital artery (medial 4th toe)-Proximal and distal perforators

Question 43

4th dorsal metatarsal artery (from arcuate artery)

Answer 43

-8th dorsal digital artery (lateral 4th toe)-9th dorsal digital artery (medial 5th toe)-Proximal and distal perforators

Question 44

Proper dorsal digital artery of 5th digit

Answer 44

-10th dorsal digital arteryThe -Lateral side of 5th toe-Can branch off 4th metatarsal artery or arcuate artery

Question 45

superior leg; Anterior tibial artery and deep fibular nerve are between

Answer 45

TA and EDL

Question 46

inferior leg; Anterior tibial artery and deep fibular nerve are between

Answer 46

TA and EHL

Question 47

distal to ankle joint;Dorsalis pedis and deep fibular nerve are between

Answer 47

EHL and EDL

Question 48

Injury (chronic inversion ankle sprains) damages

Answer 48

superficial fibular nerve (L4-S1)

Question 49

chronic inversion ankle sprain may cause

Answer 49

loss of eversion and altered sensation to dorsum of the foot