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Leg and dorsum of foot
Unit 32
59
Anatomy
Undergraduate 1
07/22/2014

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Cards

Term
the tibial tuberosity is ___ junction of condyles, it's the attachment for the______ which is a continuation of the ___________muscle
Definition
below, patellar ligament, quadriceps femoris muscle
Term
what are the 7 tarsal bones?
Definition
talus, calcaneus, navicular, cuboid, intermediate, medial and lateral cuneiform
Term
talus articulates with ____ and _____ forming ankle joint
Definition
tibia and fibula
Term
talus articulates with ____ (at 3 places) and _____ bones
Definition
calcaneus, navicular
Term
intermediate tarsal bone is the _____, a boat-shaped bone articulating with _____, _____ and all 3 cuneiforms
Definition
navicular, cuboid, talus
Term
the distal bone on lateral side of the foot _____ articulates with calcaneus, _____, lateral cuneiform and lateral two_______
Definition
cuboid, navicular, metatarsals
Term

all metatarsal bones have a proximal ____, ______, and distal head

the fifth metatarsal has a large _______

Definition

base, shaft

tuberosity

Term
dorsal venous arch of the foot collects _________ from the foot
Definition
most of the cutaneous venous blood
Term
medially the dorsal venous arch because the ______ and laterally it becomes the______
Definition
greater saphenous vein, lesser saphenous vein
Term
greater saphenous vein passes_____to the medial malleolus, up the medial side of leg
Definition
Term
greater saphenous vein ascends thigh to the_____ in the fascia lata to empty into the _____
Definition
saphenous opening, femoral vein
Term
the greater saphenous vein is accompanied in the leg by the ______
Definition
saphenous nerve
Term
the lesser saphenous vein passes _____to the lateral malleolus, ascends close to the midline of the leg posteriorly with the ____ and ______ nerves
Definition
posterior, sural and medial sural nerves
Term

dermatomes:

___ for patella

___ for great toe

____for little toe

___, ____ for posterior surface of leg

Definition

L4

L4

S1

S1, S2

Term
saphenous nerve is a branch of the ____ nerve, which travels through the ______ canal
Definition
femoral, subsartorial
Term
saphenous nerve pierces deep fascia on the ___ side of the knee, gives off the ______ branch
Definition
medial, infrapatellar branch
Term
saphenous nerve supplies the____side of the leg to the medial side of the_____
Definition
medial, foot
Term
medial and lateral sural nerves supply upper calf before uniting to form the_____nerve, which descends with the ____vein
Definition
sural, saphenous
Term
sural nerve supplies the ____ and ___ leg and lateral foot
Definition
posterior and lateral
Term
the common fibular gives off the _____ sural nerve and the tibial gives off the_____sural nerve
Definition
lateral, medial
Term
superficial fibular nerve pierces deep fascia in lower half of ____ from the anterior______
Definition
leg, intermuscular septum
Term
superficial fibular nerve supplies the dorsum of the foot except_____
Definition
area between first two toes
Term
deep fibular nerve is cutaneous to_______
Definition
area between first two toes
Term
lymph from lateral side of foot follows______ and enters the _____ where a few lymph nodes are found
Definition
lesser saphenous vein, popliteal fossa
Term
lymph from medial side of foot follows the ______, is not filtered by lymph nodes until_____
Definition
greater saphenous vein, superficial inguinal lymph nodes (above femoal triangle)
Term
popliteal artery divides into _____ and _____ tibial artery
Definition
anterior and posterior
Term
the muscles in the posterior compartment are innervated by the ______
Definition
tibial nerve
Term
the anterior tibial artery passes through the______ membrane between the_____ and _____ to enter the anterior compartment
Definition
interosseous, tibia and fibula
Term
posterior tibial artery gives off the _____ artery, and after this is continues down the ____ side of the compartment
Definition
fibular, medial
Term
origin of gastrocnemius muscle
Definition
two heads immediately above the two femoral condyles
Term
insertion of gastrocnemius
Definition
calcaneal tendon to the back of calcaneuus
Term
action of the gastrocnemius muscle
Definition
flexes the leg at the knee as well as strong plantar flexes the foot at ankle
Term
origin of soleus muscle
Definition
head and upper part of the fibula, soleal line of tibia
Term
insertion of soleus
Definition
w/ gastrocnemius muscle on the calcaneal tendon
Term
action of the soleus muscle
Definition
assists in plantar flexion but has NO action at the knee
Term
calcaneal tendon seems to rotate___degrees, so when collagen bundles belonging to gastrocenemius begin_____ and end____. and the collagen bundles belonging to soleus begin_____ and end_____
Definition
90, posterior, lateral, anterior, medial
Term
origin of plantaris muscle
Definition
next to lateral head of gastrocnemius muscle on lateral supracondylar line of femur
Term
insertion of plantaris muscle
Definition
medial side of calcaneus adjacent to calcaneal tendon
Term
action of plantaris muscle
Definition
plantar flexes the foot and flexes the knee
Term
origin of popliteus muscle
Definition
inside the capsule of the knee joint from lateral side of the lateral condyle of femur deep to lateral collateral ligament
Term
insertion of popliteus muscle
Definition
back of tibia above soleal line, pierces the capsule of the knee joint under arcuate ligament
Term

action of the popliteus muscle 

-if foot is fixed:

-if foot is not fixed:

-when the knee is locked:

-to unlock the knee joint:

Definition

-if foot is fixed: laterally rotates the leg

-if foot is not fixed: medially rotates the leg

-when the knee is locked: femur is medially rotated

-to unlock the knee joint: rotates tibia relative to femur

Term
origin of tibialis posterior
Definition
deep from the interosseous membrane and adjacent bones, cross between the flexor digitorum longus and tibia to lie adjacent to medial malleolus then enters the plantar surface of the foot
Term
insertion of tibialis posterior
Definition
sustentaculum tali, tubercle of navicular bone, 3 cuneiform bones, the cuboid bone, 2,3,&4th metatarsal bones
Term
action of the tibialis posterior
Definition
inverts and plantar flexes the foot at the ankle
Term
origin of flexor digitorum longus muscles
Definition
back of tibia, crosses over tibialis posterior muscle and enters foot
Term
insertion of flexor digitorum longus muscle
Definition
distal phalanx of the lateral 4 toes
Term
action of flexor digitorum longus
Definition
flexes digits 2-5, plantar flexes foot at ankle
Term
origin of flexor hallucis longus
Definition

fibula and posterior intermuscular septum

enters the foot by grooving the inferior surface of sustentaculum tali and passes deep to the tendon of flexor digitorum longus

Term
insertion of flexor hallucis longus
Definition
distal phalanx of the great toe
Term
action of the flexor hallucis longus
Definition
flexes the great toe and plantar flexes the foot at the ankle
Term
flexor retinaculum is attached to the ______ anteriorly and the ______ posteriorly
Definition
medial malleolus, calcaneus
Term
what does the flexor retinaculum contain from anterior to posterior?
Definition
tendon of tibialis posterior, tendon of flexor digitorum longus, tibial artery, vein, nerve, flexor hallucis longus
Term
fibularis longus and brevis muscles are innervated by________ and action is:_________
Definition
superficial fibular nerve, evert and plantar flex foot at ankle joint
Term
origin of fibularis longus
Definition
upper portion of the fibula
Term
insertion of fibularis longus
Definition
medial cuneiform and first metatarsal bones
Term
origin and insertion of the fibularis brevis muscle
Definition

origin:lower portion of the fibula, posterior to lateral malleolus

insertion: base of fifth metatarsal bone

Term
superior fibular retinaculum attaches to ______ malleolus and the _____ holding both tendons in a common synovial sheath
Definition
lateral, calcaneus
Term
inferior fibular retinaculum attaches to_____ near the inferior extensor retinaculum crosses the tendons and attaches to_______, tendons are separated in their own synovial sheaths
Definition
calcaneus, lateral surface of calcaneus
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