LE Arthrology

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LE Arthrology
2015-11-15 18:27:42
LE arthrology

Arthrology of the Lower Extremity
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  1. What type of joint is the Hip?
    Ball and Socket Type - synovial joint
  2. What ligament covers the acetabulum?
    Transverse Acetabular Ligament
  3. What type of cartilage covers the hip joint?
    Hyaline Cartilage (except at fovea capitis)
  4. What increases the depth of the hip socket?
    Acetabular labrum
  5. Ligaments of the hip? (4)
    • Posterior: Ischiofemoral
    • Anterior/Inferior: Pubofemoral
    • Anterior: Iliofemoral ("Y" ligament)
    • Intracapsular: Ligament to the head of the femur
  6. What is the strongest ligament in the body?
    Iliofemoral/ "Y" Ligament
  7. The Ligament to the Head of the Femur (Transverse Acetabular Lig) contains which artery?
    Artery to Head of Femur
  8. Which ligament strengthens the knee joint posteriorly? (expansion from Semimembranosus)
    Oblique Popliteal Ligament
  9. Extracapsular Ligaments of Knee? (3)
    • Patellar Ligament
    • Fibular (Lateral) Collateral Ligament (LCL)
    • Oblique Popliteal Ligament
  10. Capsular Ligaments of Knee? (2)
    • Tibial (Medial) Collateral Ligament (MCL)
    • Coronary Ligaments
  11. Intracapsular Ligaments of Knee? (2)
    • Anterior Cruciate Ligament (ACL)
    • Posterior Cruciate Ligament (PCL)
  12. What structures are ruptured with the "Terrible Triad"?
    • MCL
    • Medial Meniscus
    • ACL
    • (Knee hit from lateral side - 6 mo. - 1 yr. recovery time)
  13. Bursae of Knee? (6)
    • Suprapatellar
    • Prepatellar ("Housemaid's Knee")
    • Superficial Infrapatellar ("Clergyman's Knee")
    • Deep Infrapatellar
    • Popliteal
    • Semimembranosus
  14. What joint is between the head of the fibula and the lateral tibial condyle?
    • Proximal Tibiofibular Joint
    • (Plane Type synovial joint)
  15. What is the joint between inferior end of the tibia and fibula and forms Mortise?
    • Distal Tibiofibular Joint
    • (Syndesmosis Type joint)
  16. What joint is between the mortise and dome of talus?
    Talocrural Joint ("Ankle Joint")
  17. What 2 motions does the Talocrural Joint allow?
    • Dorsiflexion
    • Plantarflexion
  18. The Medial Ligament of the Ankle is also known as what ligament?
    Deltoid Ligament
  19. What 4 parts make up the Deltoid Ligament?
    • Tibionavicular
    • Anterior Tibiotalar
    • Posterior Tibiotalar
    • Tibiocalcaneal
  20. What 3 ligaments make up the lateral side of the ankle?
    • Anterior Talofibular
    • Posterior Talofibular
    • Calcaneofibular
  21. What is the most commonly injured ligament with inversion ankle sprains?
    Anterior Talofibular Ligament
  22. Which 2 muscle tendons cross over the Calcaneofibular Ligament?
    Fibularis Longus & Brevis
  23. Which ligament on the medial side of the ankle runs inferiorly to the Tibionavicular Ligament?
    Plantar Calcaneonavicular Ligament
  24. 2 plantar ligaments for weight-bearing?
    • Long Plantar Ligament
    • Short Plantar Ligament
  25. Which ligaments help keep the metatarsals in line?
    Deep Transverse Metatarsal Ligaments