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Anatomy > Ligaments > Flashcards

Ligaments Flashcards

1
Q

TRANSVERSE LIGAMENT

A
  • spans entire length of acetabular notch
  • allows foveolar artery to pass underneath w/o getting pinched by head of femur
  • extends out from borders of acetabulum
  • intrinsic ligament
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2
Q

LIGAMENTUM TERES

A
  • encapsulates FOVEOLAR ARTERY to protect as femur moves
  • extends out from border of acetabulum
  • intrinsic ligament
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3
Q

ILIOFEMORAL LIGAMENT

A
  • “Y” Ligament
  • runs AIIS —> acetabular rim (intertrochanteric line)
  • limits HYPEREXT & ADD
  • anterior to AOR
  • capsular ligament
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4
Q

PUBOFEMORAL LIGAMENT

A
  • runs SUP PUBIC RAMUS —> INF NECK
  • limits HYPEREXT & ABD
  • anterior to AOR
  • capsular ligament
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5
Q

ISCHIOFEMORAL LIGAMENT

A
  • runs ISCHIAL ACETABULAR RIM —> Intertrochanteric line

- limits HYPEREXT & IR

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6
Q

CORONARY LIGAMENT

A
  • meniscal ligament
  • “crown”
  • bind convex (outer) surface of MENISCI to TIBIA
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7
Q

TRANSVERSE LIGAMENT

A
  • meniscal ligament

- MM anterior horn —> LM ant horn

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8
Q

INTERCONDYLAR LIGAMENT

A
  • meniscal ligament

- meniscal horns —> intercondylar eminence

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9
Q

POSTERIOR MENISCOFEMORAL LIGAMENT

A
  • meniscal ligament
  • aka “ligament of Wrisberg”
  • LM posterior horn —> Medial femoral condyle
  • ONLY ONE TO ATTACH TO FEMUR
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10
Q

MCL

A
  • thickening of joint capsule
  • capsular ligament
  • med epicondyle femur —> medial proximal tibia
  • resists VALGUS stress
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11
Q

LCL

A
  • extrinsic ligament
  • lateral femoral condyle —> head of fibula (runs underneath biceps femoris attachment)
  • resists VARUS stress
  • 2˚ restraint (tibia ER & post tib displacement)
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12
Q

IT Band

A
  • dynamic ligament
  • fascia from glut max & TFL —> lateral tibial condyle (Gerdy’s tubercle)
  • resists VARUS loading
  • assists ACL in resisting tibia IR & post FEMUR displacement when tibia is fixed
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13
Q

OBLIQUE POPLITEAL LIGAMENT

A
  • lat femoral condyle —> med tibial condyle
  • reinforce posterior capsule
  • limits HYPEREXTENSION
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14
Q

ACL

A
  • med aspect of lateral femoral condyle —> ant intercondylar fossa
  • resists anterior tibial translation and/or post femur translation
  • 2˚ resists varus/valgus stresses & tibia IR
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15
Q

ARCUATE LIGAMENT

A
  • lat condyles of femur & tibia —> head of fibula
  • reinforce POST CAPSULE
  • limits HYPEREXT
  • 2˚ function: limits varus loading
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16
Q

SPRING LIGAMENT

A
  • PLANTAR CALCANEONAVICULAR LIGAMENT
  • runs calcaneus —> navicular
  • supports: talonavicular jt, longitudinal arch, transverse tarsal joint
17
Q

TALOCALCANEAN LIGAMENT

A
  • runs SUP CALCANEUS —> INFERIOR TALUS
  • in intertarsal canal
  • intrinsic ligament
  • restricts TRI-PLANAR movements
18
Q

SHORT PLANTAR LIGAMENT

A
  • PLANTAR CALCANEOCUBOID LIGAMENT
  • runs CALCANEUS —> PROXIMAL CUBOID
  • just deep to long plantar ligament
19
Q

DEEP TRANSVERSE METATARSAL LIGAMENT

A
  • runs medial 5th MTP —> lateral 1st MTP
  • serves as attachment fo ADD HALLUCIS (transverse head)
  • also attaches MTs together
20
Q

LONG PLANTAR LIGAMENT

A
  • runs INF CALCANEUS —> DISTAL CUBOID & BASE OF LAT MTs
  • supports calcaneocuboid joint
  • short plantar ligament runs just deep to it
  • creates tunnel for PER. LONGUS TENDON to run underneath it
21
Q

PLANTAR APONEUROSIS

A
  • runs PROXIMAL CALCANEUS —> PROX PHALANGES

- supports longitudinal arch

22
Q

MEDIAL ANKLE LIGAMENTS

A
  • “DELTOID LIGAMENT” - restricts EVERSION
    1. Anterior tibiotalar
    2. Tibionavicular
    3. Tibiocalcanean
    4. Posterior tibiotalar
23
Q

LATERAL ANKLE LIGAMENTS

A
  • restrict INVERSION
    1. Anterior talofibular (ATFL)
    2. Calcaneofibular (CFL)
    3. Posterior talofibular (PTFL)
24
Q

PCL

A
  • intercondylar surface of med. femoral condyle —>post intercondylar fossa
  • resists post tibial translation and/or ant femur translation
  • 2˚ resist VARUS/VALGUS stress & limits LM motion

Anatomy (13 decks)

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