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K Knee
OIAN
| Term | Definition |
|---|---|
| peroneus longus O | lateral proximal fibula & interosseous membrane |
| peroneus longus I | plantar surface of 1st cuneiform & metatarsal |
| peroneus longus A | ankle eversion; assists in ankle plantar flexion |
| peroneus longus N | superficial peroneal nerve L4, L5, S1 |
| tibialis anterior O | lateral tibia & interosseous membrane |
| tibialis anterior I | 1st cuneiform & metatarsal |
| tibialis anterior A | ankle inversion & dorsiflexion |
| tibialis anterior N | deep peroneal nerve L4, L5, S1 |
| gastrocnemius O | medial & lateral condyles of femur |
| gastrocnemius I | posterior calcaneus |
| gastrocnemius A | knee flexion, ankle plantar flexion |
| gastrocnemius N | tibial nerve, S1, S2 |
| rectus femoris O | anterior inferior iliac spine |
| rectus femoris I | tibial tuberosity |
| rectus femoris A | hip flexion, knee extention |
| rectus femoris N | femoral nerve L2, L3, L4 |
| vastus intermedialis O | anterior femur |
| vastus intermedialis I | tibial tuberosity via patellar tendon |
| vastus intermedialis A | knee extension |
| vastus intermedialis N | femoral nerve L2, L3, L4 |
| vastus lateralis O | linea aspera |
| vastus lateralis I | tibial tuberosity via patellar tendon |
| vastus lateralis A | knee extension |
| vastus lateralis N | femoral nerve L2, L3, L4 |
| vastus medialis O | linea aspera |
| vastus medialis I | tibial tuberosity via patellar tendon |
| vastus medialis A | knee extension |
| vastus medialis N | femoral nerve L2, L3, L4 |
| semitendinosus O | ischial tuberosity |
| semitendinosus I | anteromedial surface of proximal tibia |
| semitendinosus A | extend hip and flex knee |
| semitendinosus N | sciatic nerve L5, S1, S2 |
| semimembranosus O | ischial tuberosity |
| semimembranosus I | posterior surface of medial condyle of tibia |
| semimembranosus A | extend hip & flex knee |
| semimembranosus N | sciatic nerve L5, S1, S2 |
| biceps femoris O | long head: ischial tuberosity / short head: lateral lip of linea aspera |
| biceps femoris I | fibular head |
| biceps femoris A | long head: extend hip & flex knee / short head: flex knee |
| biceps femoris N | long head: sciatic nerve S1, S2, S3 / short head: common peroneal nerve L5, S1, S2 |
| popliteus O | lateral condyle of femur |
| popliteus I | posterior surface of medial condyle of tibia |
| popliteus A | initiates knee flexion, unlocks screw home |
| popliteus N | tibial nerve L4, L5, S1 |