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Posterior Leg, Sole of Foot
Posterior Leg, Sole of Foot
162
Anatomy
Graduate
11/07/2014

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Term
the tendons of the deep mm of the posterior crural compartment pass behind this on the way to the sole
Definition
medial malleolus
Term
forms the prominence of the heel
Definition
calcaneus
Term
bony features of teh calcaneus
Definition
calcaneal tuberosity (tuber calcanei), sustentaculum tali, inferior groove
Term
mm attachment site of the calcaneus
Definition
calcaneal tuberosity
Term
medial shelf of teh calcaneus that supports the talus
Definition
sustentaculum tali
Term
role of the inferior groove of teh calcaneus
Definition
passage of flexor hallucis long tendon
Term
navicular tuberosity purpose
Definition
insertion of tibialis posterior mm
Term
stretches from the medial malleolus to calcaneus
Definition
flexor retianaculum
Term
purpose of flexor retinaculum
Definition
bownstringing of deep flexors (TDH)
Term
Tom, Dick, and Harry
Definition
Tibialis posterior, flexor Digitorum longus, flexor Hallucis longus
Term
thick central portion of deep fascia of sole
Definition
plantar aponeurosis
Term
plantar aponeurosis extends from where
Definition
tuber calcanea
Term
plantar aponeurosis extends to where
Definition
via five digital bands to tendons of digits
Term
role of plantar aponeurosis (3)
Definition
provide attachment for mm, supports medial longitudinal arch, partitions sole into comparments
Term
plantar aponeurosis partions sole into what compartments (3)
Definition
lateral, medial, central
Term
mm of the deep posterior crural compartment
Definition
tibilais posterior, flexor digitorum longus, flexor hallucis longus
Term
innervation of mm of deep posterior crural compartment
Definition
tibial nn
Term
tibialiis posterior action
Definition
inversion of foot, plant flexion of foot and ankle
Term
tibialis posterior origin
Definition
posterior surface of tibia, fibula,and interosseous membrane
Term
tibialis posterior insertion
Definition
tuberosity of navicular, plantar surfaces of cuneiforms, base of metatarsals II-IV
Term
tibial nn spinal lvl (@ tibilais posterior mm)
Definition
L4-L5
Term
tibialis posterior mm innervation
Definition
tibial nn
Term
flexor digitorum longus innervation
Definition
tibial nn
Term
flexor hallucis longus innervation
Definition
tibial nn
Term
flexor digitorum longus action
Definition
flexes toes, plantar flexion of foot at ankle
Term
flexor digitorum longus origin
Definition
posterior surface of tibia
Term
flexor digitorum longus insertion
Definition
plantar surfaces of distal phalanges of lateral 4 digits
Term
tibial nn spinal lvl (@ Flexor Digitorum Longus)
Definition
S2-S3
Term
flexor hallucis longus actio
Definition
flexion of great toe
Term
which mm is important with "pushing off"
Definition
flexor hallucis longus
Term
flexor hallucis longus origin
Definition
posterior surface of fibula and interosseous membrane
Term
flexor hallucis longus insertion
Definition
plantar surface of great toe distal phalanx between 2 small sesamoid bones
Term
tibial nn spinal lvl (@flexor hallucis longus mm)
Definition
S2-S3
Term
popliteus innervation
Definition
tibial nn
Term
spinal nerve tibial nn (@Popliteus mm)
Definition
L4-S1
Term
the origins of which mm are "reversed" with their insertions?
Definition
flexor digitorum longus, flexor hallucis longus
Term
where do FDL and FHL crossover each other?
Definition
medial malleolus
Term
order of mm passing behind medial malleolus
Definition
Tom, Dick, Harry
Term
muscle of sole as a group contribute to what action
Definition
support of plantar arches but only during movement, little fine motor capability
Term
muscle of sole are described as how many layers?
Definition
4
Term
muscles of teh sole all have a spinal lvl of what?
Definition
S2-S3
Term
mm of first layer of sole (3)
Definition
abductor hallucis, flexor digitorum brevis, abductor digiti minimi
Term
abductor hallucis origin
Definition
medial surface of calcenus
Term
abductor hallucis insertion
Definition
medial surface of proximal phalanx of great toe
Term
abductor hallucis innervation
Definition
medial plantar nn
Term
medial plantar nn spinal lvl
Definition
S2,S3
Term
abductor hallucis actions
Definition
abduction and assistance in flexion of great toe, maintenance of medial longitudinal arch
Term
flexor digitorum brevis origin
Definition
anteriormedial part of tuber calcanei
Term
flexor digitorum brevis insertion
Definition
side of proximal phalanges of II-IV/V.
Term
tendons of flexor digitorum brevis split to allow what to reach the distal phalanges
Definition
flexor digitorum longus
Term
flexor digitorum brevis innervation
Definition
medial plantar nn
Term
flexor digitorum brevis action
Definition
flexion of later 4 toes, maintenance of longitudinal archs
Term
abductor digiti minimi origin
Definition
lateral and anterior surfaces of tuber calcanei
Term
abductor digiti minimi insertion
Definition
lateral surface of proximal phalanx of fifth toe
Term
abductor digiti minimi innervation
Definition
lateral plantar nn
Term
lateral plantar nn spinal lvl
Definition
S2, S3
Term
abductor digiti minimi action
Definition
abduction, assistance in flexion of fifth toe, maintentance of longitudinal arch
Term
mm of second layer of sole (2)
Definition
quadratus plantae, lumbrical mm
Term
quadratus plantae aka
Definition
flexor accessorius
Term
quadratus plantae origin
Definition
lateral and medial surfaces of calcaneus
Term
quadratus plantae insertion
Definition
tendons of flexor digitorum longus
Term
quadratus plantae innervation
Definition
lateral plantar nn
Term
quadratus plantae actions
Definition
adjustment of pull by flexor digitorum longus tendons to conform more closely to axes of toes
Term
lumbrical mm origin
Definition
tendons of flexor digitiorum longus
Term
lumbrical mm insertion
Definition
extensor expansions of lateral 4 digits
Term
lumbrical mm innervation : Digit I
Definition
medial plantar nn
Term
lumbrical mm innervation: digits II-IV
Definition
lateral plantar nn
Term
lumbrical mm actions
Definition
extension of PIP and DIP joints, flexion of MTP joints of digits 2-5
Term
Second layer of the sole contains these tendons from the posterior crural compartment
Definition
flexor hallucis longus, flexor digitorum longus
Term
mm of the 3rd layer of the sole
Definition
flexor hallucis brevis, adductor hallucis, flexor digiti minimi brevis
Term
flexor hallucis brevis innervation
Definition
medial plantar nn
Term
flexor hallucis brevis origin
Definition
cuboid and lateral cuneiform and tendon of tibialis posterior mm
Term
flexor hallucis brevis insertion
Definition
tendons of abductor hallucis (medial head) and adductor hallucis (lateral head)
Term
flexor hallucis brevis action
Definition
flexion of great toe
Term
what mm carries the sesamoid bones of the hallux?
Definition
tendons of flexor hallucis brevis
Term
adductor hallicus innervation
Definition
lateral plantar nn
Term
adductor hallucis origin
Definition
bases of metatarsal II-IV (oblique head), plantar ligaments of lateral 4 MTP joints (transverse head)
Term
adductor hallucis longus insertion
Definition
lateral surface of proximal phalanx of great toe
Term
adductor hallucis action
Definition
adduction and assistance in flexion of MTP joint of great toe, maintenance of transverse plantar arch
Term
flexor digiti minimi brevis innervation
Definition
lateral plantar nn
Term
flexor digiti minimi brevis origin
Definition
base of metatarsal V
Term
flexor digiti minimi brevis insertion
Definition
base of 5th proximal phalanx
Term
flexor digiti minimi brevis action
Definition
flexion of fifth toe
Term
mm of fourth layer of sole
Definition
plantar interosseous muscles, dorsal interosseous muscles
Term
plantar interosseous mm innervation
Definition
lateral plantar nn
Term
dorsal interosseous muscles innervation
Definition
lateral plantar nn
Term
reference axis for the plantar and dorsal interosseous muscles is what
Definition
toe #2
Term
how many plantar interosseous mm
Definition
3
Term
how many dorsal interosseus muscles?
Definition
4
Term
Plantar interosseous muscle action
Definition
adduction (PAD)
Term
Doral interosseous mm action
Definition
Abduction (DAB)
Term
plantar interosseous mm adduct which digits
Definition
III-V
Term
dorsal interosseous muscles abduct which digits
Definition
II-IV
Term
plantar interosseous mm origin
Definition
medial surfaces of metatarsals III-V
Term
plantar interosseous mm insertion
Definition
medial surface of proximal phalanges of toes III-V
Term
dorsal interosseous mm origin
Definition
adjacent surfaces of neighboring metatarsals
Term
dorsal interosseous mm insertion
Definition
medial surface of proximal phalanx of second toe and lateral surfaces of proximal phalanges of toes II-IV
Term
arteries of the sole are a branch of which?
Definition
posterior tibial aa
Term
aa's of the sole
Definition
medial plantar, lateral plantar
Term
medial plantar aa source
Definition
posterior tibial aa
Term
lateral planatar aa source
Definition
posterior tibial aa
Term
medial plantar aa supplies what
Definition
great toe
Term
medial plantar aa passes deep to what
Definition
aductor hallucis mm (1st layer)
Term
lateral plantar aa crosses what laterally?
Definition
medial malleolus
Term
lateral plantar aa crosses the medial malleolus laterally (superficially to what)
Definition
quadratus plantae belly
Term
lateral plantar aa crosses medial malleolus laterally, superficial to belly of quadrates plantae), curves medially again at base of what
Definition
5th metatarsal
Term
after the lateral plantar aa curves medially again at base of 5th metatarsal it forms what
Definition
plantar arterial arch
Term
the plantar arterial arch (off of the lateral plantar aa) connects to what
Definition
dorsalis pedis aa
Term
Lateral plantar aa supplies what
Definition
most of sole and lateral 4 toes
Term
5 nerves of the sole
Definition
medial plantar, lateral plantar, sural, saphenous, tibial
Term
medial plnatar nn is a branch of what nn
Definition
tibial nn
Term
medial plantar nn passes with what
Definition
medial plantar aa
Term
medial plantar nn supplies what (motor)
Definition
abductor hallucis, flexor hallucis brevis, flexor digitorum brevis, 1st lumbrical mm
Term
medial nn supplies what cutaneously
Definition
skin of medial 3.5 digits, medial sole
Term
cutaneous medial plantar nn spinal lvls
Definition
L4,L5
Term
lateral plantar nn is a branch of what nerve
Definition
tibial nn
Term
lateral plantar nn passes with what
Definition
lateral plantar aa
Term
lateral plantar nn supplies what (mm)
Definition
abductor digiti minimi, quadratus plantae, lumbrical mm (II-IV), adductor hallucis, flexor digiti minimi brevis, plantar/dorsal interosseous mm
Term
lateral plantar nn supplies what cutaneously
Definition
skin of lateral 1.5 toes and lateral sole
Term
lateral plantar nn cutaneous spinal lvls
Definition
S1, S2
Term
sural nn spinal lvls
Definition
S1-S2
Term
sural nn path
Definition
from posterolateral aspect of calf to posterolateral sole
Term
saphenous nn spinal lvls
Definition
L3-L4
Term
saphenous nn path
Definition
posterio medial aspect of calf to posteromedial sole
Term
tibial nn supplies cutaneous branches to what
Definition
heel
Term
tibial nn cutaneous branches spinal lvls
Definition
S1-S2
Term
dermatome of hallux
Definition
L4
Term
dermatome of toes 2-4
Definition
L5
Term
dermatome of pinky toe
Definition
S1
Term
distribute loads and act as shock absorbers, provide energy in stepping forth
Definition
arches of teh foot
Term
bones of the medial longitudinal arch (9)
Definition
calcaneus, talus, navicular, 3 cuneiforms, medial 3 metatarsals
Term
medial longitudinal arch is supported by what
Definition
spring ligament, plantar aponeurosis, mm
Term
bones of teh lateral longitudinal arch (4)
Definition
calcaneus, cuboid, metatarsla IV&V
Term
which is lower medial or lateral longitudinal arch?
Definition
lateral
Term
lateral longitudinal arch is supported by what?
Definition
long and short plantar ligaments
Term
what accounts for familiar pattern of footprints displaying full impression of lateral sole?
Definition
a typically lower lateral arch
Term
spring ligament extends from where
Definition
sustentaculum tali of calcaneus
Term
spring ligament extends to where
Definition
plantar surface of navicular
Term
the spring ligament forms a sling for what
Definition
head of talus
Term
keystone of medial longitudinal arch
Definition
spring ligament
Term
long plantar ligament extends from where
Definition
calcaneus
Term
long plantar ligament extends to where
Definition
cuboid & bases of II-V metatarsals
Term
long plantar ligament supports what
Definition
lateral arch
Term
long plantar ligament forms a "retinaculum" for what tendon
Definition
fibularis longus mm
Term
short plantar ligament aka
Definition
calcaneocuboid ligament
Term
short planar ligament lies deep to what
Definition
long plantar ligament
Term
short plantar ligament provides strong support for what
Definition
lateral arch
Term
joints permiiting inversion/eversion of foot (3)
Definition
subtalar, talocalcaneonavicular, calcaneocuboid
Term
plane joint between body of talus and superior articular surface of calcaneus
Definition
subtalar joint
Term
joint between head of talus, posterior surface of navicular, and anteromedial surface of calcaneus, and spring ligament
Definition
talocalcaneonavicular joint
Term
spring ligament aka
Definition
plantar calcaneonavicular ligament
Term
talonavicular is what type of joint
Definition
ball and socket
Term
a plane joint, this with talonavicular part of talocalcaneonavicular joint is frequent called the transverse tarsal joint
Definition
calcaneocuboid joint
Term
calcaneocuboid joint with the talanovicular joint (of the talocalcaneonavicular joint) is called what
Definition
transverse tarsal joint
Term
types of tarsometatarsal joints
Definition
medial, intermediate, lateral
Term
medial tarsometatarsal joint consists of what
Definition
medial cuneiform and first metatarsal
Term
which tarsometarsal joint has the greatest freedom of movement
Definition
medial tarsometatarsal joint
Term
intermediate tarsometatarsal joint has what
Definition
all cuneifroms, bases of metatarsals II & III
Term
metatarsal vulnerable to "march" fractures
Definition
II
Term
lateral tarsometatarsal joint consists of what
Definition
cuboid and bases of metatarsals of 4 & 5
Term
metatarsophalangeal joints (MTP) are what kind of joint
Definition
condyloid
Term
interphalangeal joints (PIP & DIP) are what type of joint
Definition
hinge
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