Specific Joints-LE Flashcards
What osteokinematic motions occur at the iliofemoral joint?
Flexion Extension Abduction Adduction Internal Rotation External Rotation
What is the open pack position of the iliofemoral joint?
30 degrees flexion
30 degrees abduction
Slight ER
What is the closed pack position of the iliofemoral joint?
Full extension and internal rotation
What is the capsular pattern of the iliofemoral joint?
Flexion, abduction, medial rotation
What structures form the borders of the femoral triangle?
Inguinal ligament
Sartorius
Adductor longus
What structures pass through the femoral triangle?
Femoral vein
Femoral artery
What is the strongest ligament in the body? What movements does it limit?
Iliofemoral ligament
Prevents excessive hip extension
What direction does the patella move with knee flexion and extension?
Flexion: inferiorly
Extension: Superiorly
What osteokinematic motions occur at the tibiofemoral joint?
Flexion
Extension
Medial rotation
Lateral rotation
What is the loose pack position at the tibiofemoral joint?
25 degrees of knee flexion
What is the closed pack position at the tibiofemoral joint?
Full extension
Lateral rotation of tibia
What is the capsular pattern of the tibiofemoral joint?
Flexion, extension
What structure prevents excessive anterior translation of the tibia on the femur?
Anterior cruciate ligament
What structure prevents excessive posterior translation of the tibia on the femur?
Posterior cruciate ligament
What structure assists the cruciate ligaments in controlling posterolateral rotatory instability of the knee?
Arcuate ligament complex
What condition can occur when the infrapatellar fat pad is impinged?
Hoffa’s syndrome (causes anterior knee pain)
What structure prevents excessive Varus displacement of the tibia relative to the femur?
Lateral collateral ligament (LCL)
What structure prevents excessive valgus displacement of the tibia relative to the femur?
Medial collateral ligament (MCL)
What 3 muscles attach at the pes anserine?
Gracilis
Sartorius
Semitendinosus
What osteokinematic motions take place at the talocural joint?
Dorsiflexion
Plantarflexion
What is the loose pack position of the talocural joint?
10 degrees of plantarflexion
Neutral inversion/eversion
What is the closed pack position of the talocural joint?
Maximum dorsiflexion
What is the capsular pattern of the talocural joint?
Plantarflexion, dorsiflexion
What osteokinematic motions occur at the subtalar joint?
Eversion
inversion
