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Lower Extremity Anatomy > Systemic Overview > Flashcards

Systemic Overview Flashcards

Quick review. use to supplement!

1
Q

What are the divisions of the ilium?

A

Divided into a body and a ala by the arcuate line internally and the upper border of the acetabulum externally

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2
Q

What are the divisions of the ischium?

A

body and ramus

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3
Q

What are the divisions of the pubis?

A

Body, superior ramus, inferior ramus

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4
Q

What is the patella and what does it articulate with?

A

sesamoid bone located in the tendons of the quadriceps femoris muscle and articulates with the distal extremity of the femur

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5
Q

What bones of the foot make up the medial column (flexible)

A

calcaneus, talus, navicular, three cuneiforms, first 3 metatarsals and their phalanges, constant sesamoids

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6
Q

What bones of the foot make up the lateral column (rigid)

A

calcaneus, cuboid, 4th and 5th metatarsals and their phalanges.

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7
Q

What are the major ligaments of the hip joint?

Capsular and Intracapsular

A 
-Capsular:
Articular capsule
Iliofemoral
Ischiofemoral
Pubofemoral
-Intracapsular
Ligamentum capitis femoris
Transverse acetabular
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8
Q

What are the major ligaments of the knee joint?

A 
-Capsular:
Articular capsule
Ligamentum patellae
Oblique popliteal
Arcuate popliteal
Tibial collateral (MCL)
-Extracapsular:
Fibular collateral (LCL)
-Intracapsular
ACL
PCL
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9
Q

What are the muscles of the anterior compartment of the leg?

A

Tibialis anterior
EHL
EDL
Fibularis Tertius

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10
Q

What is the primary function of the muscles of the anterior compartment of the leg?

A

Dorsiflexion of the foot for toe clearance during swing phase in gait

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11
Q

What are the muscles of the lateral compartment of leg muscles and their function?

A

Fibularis longus
Fibularis brevis
f(x): pronation and plantarflexion of the foot

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12
Q

What are the superficial group of muscles of the posterior compartment of the leg and their function?

A

Gastrocnemius
Soleus
Plantaris
f(x): plantarflexion

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13
Q

What are the deep group of muscles of the posterior compartment of the leg and their function?

A 
Popliteus
FHL
FDL
Tibialis posterior
f(x): plantarflexion and supination
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14
Q

What are the first layer of plantar muscles?

A

ABductor hallucis
FDB
ABductor digiti minimi

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15
Q

What are the second layer of plantar muscles?

What also courses in this layer?

A

Quadratus plantae
Lumbricales (4)

  • these are associated with the tendons of FDL
  • tendon of FHL courses this layer and is connected to the tendon of FDL by knot of henry
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16
Q

What are the third layer of plantar muscles?

What also courses in this layer?

A

FHB
ADductor hallucis
Flexor digiti minimi brevis
-tendons of fib longus and tibialis posterior course this layer

17
Q

What are the fourth layer of plantar muscles?

A

3 plantar interossei

4 dorsal interossei

18
Q

What are the major branches of the femoral artery?

A
  • Profunda (deep) femoral artery
  • Medial/Lateral femoral circumflex artery
  • Perforating arteries
19
Q

What does the femoral artery vascularize?

A

anterior compartment of the thigh

20
Q

What does the deep femoral artery vascularize?

A

anterior, medial, posterior compartments of the thigh

21
Q

What are the branches of the popliteal artery?

A

Sural, genicular, anterior/posterior tibial

22
Q

What are the branches of the Anterior tibial artery?

A

Posterior/Anterior tibial recurrent arteries

Anterior medial/lateral malleolar arteries

23
Q

What are the branches of the posterior tibial artery?

A

Circumflex fibular, fibular artery, posterior medial malleolar, medial calcaneal, medial and lateral plantar

24
Q

Branches of the fibular artery?

A

perforating artery, posterior lateral malleolar artery, lateral calcaneal

25
Q

Branches of the dorsalis pedis?

A

Lateral/medial tarsal artery, arcuate artery, first dorsal metatarsal artery, deep plantar

26
Q

What muscles does the Deep fibular nerve innervate in the leg?

A

Tibialis anterior
EHL
EDL
Fibularis tertius

Anterior compartment

27
Q

What muscles does the superficial fibular nerve innervate in the leg?

A

Fibularis longus and brevis

Lateral compartment

28
Q

What muscles does the tibial nerve innervate in the leg?

A 
Gastrocnemius
soleus
plantaris
popliteus
FHL
Tibialis posterior
FDL

Posterior compartment

29
Q

What muscles does the deep fibular nerve innervate in the foot?

A

EHB

EDB

30
Q

What muscles does the medial plantar nerve innervate in the foot?

A

ABductor hallucis, FDB, FHB, first lumbricale

31
Q

What muscles does the lateral plantar innervate?

A

ABductor digiti minimi, quadratus plantae, 2-4 lumbricales, ADductor hallucis, flexor digiti minimi, 1-4 dorsal and 1-3 plantar interossei

Lower Extremity Anatomy (6 decks)

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