Os & Is
Attachments
Movement
Action!
Ligaments
100
Common Quadricep attachment:
O or I?
Location?
Insertion: Tibial Tuberosity
100
Hamstring muscle(s) with medial insertion(s)
Semis (Semimembranosus & Semitendinosus)
100
knee flexion
100
Resists lateral forces
Medial Collateral Ligament
100
Green Ligament
Medial Collateral Ligament
200
hamstring muscle with an anterior insertion.
Semitendinosus
200
Ischial Tuberosity
200
Muscles responsible for knee extension
Quadriceps Muscles
200
Muscle Group: Knee Flexion & Hip Extension
Hamstring
200
Form an "X"
Cruciate Ligaments
(Anterior & Posterior)
300
Common Hamstring attachment:
O or I?
Location?
Origin: Ischial Tuberosity
300
Bony Attachment Name
Anterior Inferior Iliac Spine
(Anterior Inferior Pelvis)
300
Structures preventing tibiofemoral rotation
Collateral Ligaments
(Medial & Lateral)
300
Prevents posterior tibial translation
Posterior Cruciate Ligament
300
O: Lateral Femoral Epicondyle
Lateral Collateral Ligament
400
O: proximal anteromedial femur
Vastus Medialis
400
Rough bony structure for soft tissue attachments
Epicondyle
400
Structures responsible for the screw home mechanism
Cruciate Ligaments
(Anterior & Posterior)
400
Prevents medial forces
Lateral Collateral Ligament
400
Laterally positioned cruciate ligament
ACL
500
Two structures inserting on the fibular head
Biceps Femoris Muscle
Lateral Collateral Ligament
500
O: mid-shaft, posterolateral femur
Biceps Femoris Short Head
500
Muscle Responsible?
Rectus Femoris
500
Deepen Tibiofemoral joint space
Meniscus
500
Muscle Insertion: Posteromedial Tibial Condyle
Semimembranosus