Origins, Insertions And Functions Of The Anterior Thigh Muscles Flashcards
1
Q
Vastus Lateralis
A
Origin: Lateral Edge of the Linea Aspera
Insertion: Tibial Tuberosity
Function: Extension of the Knee
2
Q
Vastus Medialis
A
Origin: Medial Edge of the Linea Aspera
Insertion: Tibial Tuberosity
Function: Extension of the Knee(Most active in the last 10% of Knee Extension)
3
Q
Rectus Femoris
A
Origin: Anterior Inferior Iliac Spine (AIIS)
Insertion: Tibial Tuberosity
Function: Extension of the Knee & Flexion of the Hip(Knee MUST be extended)
4
Q
Articularis Genus
A
Origin: Anterior Distal Shaft of the Femur
Insertion: Suprapatellar Bursa
Function: Protects the Suprapatellar Bursa
5
Q
Vastus Intermedius
A
Origin: Anterior Shaft of the Femur
Insertion: Tibial Tuberosity
Function: Extension of the Knee