Le Anterior Lateral Leg

Front 1

review posterior:
flexors or extensors
plantarflexion or dorsiflexion
action on toes
Artery
Nerve

Back 1

flexors
plantarflex
flex toes
posterior tibial A, fibular A
tibial N

Front 2

what mm are everters?
what mm are inverters?

Back 2

eversion: lateral mm
inversion: medial mm (the anterior compartment mm)

Front 3

Anterior Compartment:
flexors or extensors
plantarflexion or dorsiflexion
action on toes
Artery
Nerve

Back 3

extensors
dorsiflexion
exend toes
Anterior Tibial A
Deep Fibular N

Front 4

Lateral Compartment
inversion or eversion
plantarflexion or dorsiflexion
Artery
Nerve

Back 4

eversion,
plantarflexion
Superficial Fibular N
perforating branches of anterior tibial a and fibular a

Front 5

does the lateral compartment have its own neurovasculature?

Back 5

Nerve: superficial fibular
A: none, it gets branches from the anterior tibial and fibular A

Front 6

Where is the extensor retinacula? Where is the flexor retinacula?

Back 6

extensor is across the front of the ankle: has superior and inferior parts

the flexor is Tom Dick and Harry on the medial side

Front 7

where does the superficial part of extensor retinacula attach? inferior?

Back 7

superficial: fibula to tibia, above the malleoli

Inferior: calcaneous to medial malleolus & plantar aponeurosis

Front 8

name the tendons that cross deep to the extensor retinaculum. medial to lateral

Back 8

Tibialis anterior
Extensor Hallucis Longus
Extensor Digitorum Longus
Fibularis Tertius (pretty low)

Front 9

Tibialis Anterior
action
compartment
retinacula

Back 9

dorsiflexor
inversion
anterior leg
extensor: the most medial tendon to pass through
inserts on the medial cuneiform (bottom of the foot)

Front 10

extensor dogitorum longus
action
insertion

Back 10

extends digits 2-5
doriflexes ankle
inserts on the extensor expansion of digits 2-5

**the extensor expansion is made of a central slip that hits middle phalange and 2 lateral slips that hit the distal phlange

Front 11

Extensor hallucis longus
position relatice to EDL
Action
Insertion

Back 11

deep/medial to EDL
extends big toe
dorsiflex ankle
inserts distally on big toe

Front 12

Fibularis Tertius
action
location

Back 12

dorsiflexion/eversion
mm belly blends with EDL but it passes independently through extensor retinaculum and inserts on the metatarsal of the pinky toe

Front 13

relationship btwn fibularis tertius and fibularis brevis and fibularis longus insertions

Back 13

fibularis tertius inserts a bit more superior on the metatarsal
fibularis brevis inserts more inferior on the tuberosity of the 5th metatarsal
fibularis longus wraps all the way around and inserts on the 1st medial cuneiform

Front 14

From the surface of the foot what tendons are visible. Medial to lateral

Back 14

Tibialis Anterior is most medial and inserts most proximal
Extensor hallucis longus is medial and inserts on the big toe
extensor digitorum longus inserts on the toes
Fibularis tertius is most lateral and inserts pretty proximal

Front 15

Name the mm on the dorsum of the foot? what is their relation to EDL tendon?.

Back 15

Extensor digitorum BREVIS
Extensor Hallucis BREVIS

**deep to EDL tendon

Front 16

Extensor digitorum BREVIS
Extensor Hallucis BREVIS
orgin?
action?
innervation?

Back 16

calcaneous to their respective proximal phlanges
Extend MTP
Deep Fibular N

Front 17

what mm act on the MTP joints?

Back 17

Extensor digitorum BREVIS
Extensor Hallucis BREVIS

extend toes
insert on proximal phalange

Front 18

Fubularis Longus
Action
Innervation
Insertion
relation to FIBULAR retinaculum

Back 18

eversion
weak plantar flaxion
superficial fibular N
from top of fibula to the bottom the the medial foot (1st cuneiform)
Deep to fib retinaculum, behind lateral malleolus

Front 19

fibularis Brevis
action
insertion

Back 19

exersion, plantar flexion
inserts on base of 5th metatarsal
post to lateral malleolus, deep to fibular retinaculum

Front 20

Name the nerves in the anterior leg

Back 20

sciatis into common fibular at lateral knee branches into:
Deep Fibular: anterior
Superficial Fibular: lateral

Front 21

Deep Fib N
course
motor
sensory

Back 21

branch of common fibular, btwn TA and EHL/EDL
Motor: anterior leg, dorsal foot mm
Sensory: web btwn big toe and second toe

Front 22

Superficial Fibular N
course
motor
sensort

Back 22

lateral branch of common fibular
motor: lateral compartment
Sensory: anterolateral foot, dorsal foot

Front 23

what is the cutaneous innervation of the dorsal foot?

Back 23

superficial fibular N (most)
Deep fibular N (web btwn bit toe)
Sural: (lateral sliver)

Front 24

Cuteneous innervation of the anterior Leg: Medial to later

Back 24

Medial: saphenous
Lateral: Lateral Sural Cutaneous
Inferior/Lateral: Superficial Fibular (dorsum of foot)
FOOT: lateral to medial: Sural, superficial fibular, web is deep fib

Front 25

what dermatomes supply the anterior leg

Back 25

L4
L5
S1 (lateral little sliver)

Front 26

Anterior Tibial A
branch of?
courses with?
supply?
terminating branch

Back 26

Branch of popiteal
travels through interosseus membrane proximally
Courses with deep fibular N
supplies anterior/lateral leg (lateral vis perforating branches)
terminates as dorsalis pedis (name changes at ankle)

Front 27

Name the arteries of the dorsal foot

Back 27

Dirsalis Pedis
Arcruate A
dorsal metatarsal
dorsal digital

Front 28

Name the tendons AND vessel in the extensor retinaculum (Medial to distal)

Back 28

TA
EHL
DORSALIS PEDIS A
EDL
Fibularis Tertius

Front 29

the dorsalis pedis is found btwn what two ligament?

Back 29

EDL and EHL

Front 30

Name the anastamoses

deep plantar a on the dorsal side contributes to the deep dorsal arch

Back 30

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Front 31

Fibular A
branch of?
course?
supply?

Back 31

branch of posterior tibial
courses in post compartment near the fibula
supplies post leg AND lateral leg via perforating branches

Front 32

what structure in the foot gives rise to the great and small saphenous v. what is the relationship? does this drain deep or superficial structures

Back 32

the dorsal venous arch

small saphenous courses laterall and posteriorley. enters popiteal v

great saphenous courses medially and anteriorly. enters femoral v

SUPERFICIAL

Front 33

does the great saphenous run anterior or post to medial malleolus? what runs post to medial malleolus

Back 33

great saphenous, ant to med mall

post tib a is post to med mall

Front 34

what runs with the great saphenous V? what runs with the small saphenous V?

Back 34

great: saphenous N

Small: Sural N

Front 35

where does deep lymph flow?

Back 35

deep popiteal, deep inguinal, external iliac

Front 36

where does superficial lymph flow?

Back 36

most follows great saphenous to superficial inguinal to external iliac

**some follows small saph to deep pop and deep inguinal