Dance Anatomy & Kinesiology

The Knee and Patellofemoral Joints 249 and internal rotation of the tibia or knee. However, depending on the specific insertion ...

250 Dance Anatomy and Kinesiology Muscle Proximal attachment(s) Distal attachment(s) Primary action(s) Posterior muscles (contin ...

251 FIGURE 5.9 Anterior view of primary muscles acting on the knee joint (right knee). (A) Muscles, (B) attachments, (C) lines o ...

252 Dance Anatomy and Kinesiology tibia and femur is considerably less than 170°. This condition is termed genu valgum, or “knoc ...

The Knee and Patellofemoral Joints 253 Genu Varum When the angle between the tibia and femur gets larger and approaches 180°, or ...

254 Dance Anatomy and Kinesiology A slight amount of knee hyperextension is con- sidered desirable in some dance aesthetics such ...

The Knee and Patellofemoral Joints 255 influenced by ligaments. As previously described, when the knee is extended, key ligament ...

256 Dance Anatomy and Kinesiology When the knee is not weight bearing, such as when the knee is extended in the air in a kick or ...

The Knee and Patellofemoral Joints 257 Movements of the Patella During flexion and extension of the knee joint proper, the patel ...

258 Dance Anatomy and Kinesiology is particularly important in the initial stages of knee flexion, before the patella becomes we ...

The Knee and Patellofemoral Joints 259 important principles. These principles are the law of valgus and patellofemoral compressi ...

260 Dance Anatomy and Kinesiology measure for promoting sound patellar mechanics and preventing patellofemoral injuries. Patello ...

The Knee and Patellofemoral Joints 261 of quadriceps contraction and the angle of knee flexion. That is, the harder the quadrice ...

262 Dance Anatomy and Kinesiology closer together. The hamstrings and other flexors of the knee (table 5.2) are used concentrica ...

The Knee and Patellofemoral Joints 263 FIGURE 5.19 Sample dance movement showing knee flexion and associated prime movers. Photo ...

264 Dance Anatomy and Kinesiology leg in many movements performed at the barre or center floor. Knee Rotation The internal rotat ...

The Knee and Patellofemoral Joints 265 and active insufficiency delayed. Consciously using this principle when performing this m ...

266 Dance Anatomy and Kinesiology Considering all these factors, although the recom- mendations of limiting knee flexion to abou ...

The Knee and Patellofemoral Joints 267 movements should be used with more skilled dancers who do not experience knee discomfort; ...

268 Dance Anatomy and Kinesiology range while form is maintained; (3) center floor with range gradually increasing while form is ...