Muscle AOI Flashcards
Which muscle(s) make up the quadriceps?
- Rectus Femoris
- Vastus lateralis
- Vastus medialis
- Vastus intermedius
Which muscle(s) make up the hamstrings?
- Biceps Femoris long head
- Biceps femoris short head
- Semitendinosus
- Semimembranosus
Which muscle(s) are lateral hip rotators?
- Piriformis
Which muscle(s) are adductors?
- Adductor brevis
- Adductor magnus
- Adductor longus
- Gracilis
- Pectineus
Which muscle(s) are gluteals?
- Gluteus Maximus
- Gluteus Medius
- Gluteus minimus
List the “other” muscles.
- Tensor Fascia Latae
- Sartorius
- Popliteus
- Plantaris
- Gastrocnemius
Which muscle(s) are anterior trunk muscles (hip flexors)?
- Psoas Major
- Iliacus
Which muscle(s) are abdominal muscles?
- Rectus Abdominus
- External Oblique
- Internal Oblique
- Transverse Abdominus
Rectus Femoris: Action
- Extends the knee
- Flexes the hip
Rectus Femoris: Origin
- Anterior Inferior Iliac Spine
Rectus Femoris: Insertion
- Tibial Tuberosity
Vastus lateralis: Action
- Extends the knee
Vastus lateralis: Origin
- Lateral lip of linea aspera
- Gluteal tuberosity
- Greater trochanter
Vastus lateralis: Insertion
- Tibial Tuberosity
Vastus medialis: Action
- Extends the knee
Vastus medialis: Origin
- Medial lip of linea aspera
Vastus medialis: Insertion
- Tibial Tuberosity
Vastus intermedius: Action
- Extends the knee
Vastus intermedius: Origin
- Anterior and Lateral shaft of the femur
Vastus intermedius: Insertion
- Tibial Tuberosity
Biceps Femoris (long head): Action
- Flexes the knee
- Laterally rotates flexed knee
- Extends the hip
- Assists to laterally rotate the hip
- Tilts pelvis posteriorly
Biceps femoris (long head): Origin
- Ischial Tuberosity
Biceps femoris (long head): Insertion
- Head of the fibula
Biceps femoris (short head): Action
- Flexes the knee
- Laterally rotates flexed knee
Biceps femoris (short head): Origin
- Lateral lip of linea aspera
Biceps femoris (short head): Insertion
- Head of fibula
Semitendinosus: Action
- Flexes the knee
- Assists to medially Rotates the flexed knee
- Extends the hip
- Tilts pelvis posteriorly
Semitendinosus: Origin
- Ischial Tuberosity
Semitendinosus: Insertion
- Proximal, medial shaft of the tibia (at PES area)
Semimembranosus: Action
- Flexes the knee
- Assists to medially Rotates the flexed knee
- Extends the hip
- Tilts pelvis posteriorly
Semimembranosus: Origin
- Ischial Tuberosity
Semimembranosus: Insertion
- Posterior Aspect of medial condyle of Tibia
Piriformis: Action
- Laterally rotates the hip
- ABducts the flexed hip
Piriformis: Origin
- Anterior surface of sacrum
Piriformis: Insertion
- Superior aspect of greater trochanter
Adductor Brevis: Action
- Adduct the hip
- Medially rotate the hip
- Assist to flex the hip