Muscles Of The Thigh & Lower Leg Flashcards
1
Q
Rectus femoris (extensor)
A
- Origin: anterior inferior iliac spine
- Insertion: patella
- Action: flex hip, extend knee
2
Q
Vastus leteralis (extensor)
A
- Origin: linea aspera
- Insertion: patella
- Action: extend knee
3
Q
Vastus medialis (extensor)
A
- Origin: linea aspera
- Insertion: patella
- Action: extend knee
4
Q
Vastus intermedius (extensor)
A
- Origin: linea aspera
- Insertion: patella
- Action: extend knee
5
Q
Biceps femoris
A
- Origin: ischium
- Insertion: fibula, tibia
- Action: extend hip, flex knee
6
Q
Semitendinosus
A
- Origin: ischium
- Insertion: tibia
- Action: extend hip, flex knee
7
Q
Smeimembranosus
A
- Origin: ischium
- Insertion: tibia
- Action: extend hip, flex knee
8
Q
Popliteus
A
- Origin: Lateral femoral condyle
- Insertion: tibia
- Action: internal rotation, flex knee
9
Q
Saratorius
A
- Origin: anterior superior iliac spine
- Insertion: tibia
- Action: abduct and externally rotate thigh
10
Q
Tibialis anterior
A
- Origin: tibia
- Insertion: medial cuneiform
- Action: Dorsiflex foot
11
Q
Gastrocnemius
A
- Origin: femoral condyles
- Insertion: calcaneus
- Action: plantarflex foot
12
Q
Soleus
A
- Origin: tibia and fibula
- Insertion: calcaneus
- Action: plantarflex foot
13
Q
Extensor digitorum longus
A
- Origin: tibia and fibula
- Insertion: middle and distal phalanges
- Action: extend toes, dorsiflex foot
14
Q
Fibularis brevis
A
- Origin: fibula
- Insertion: tuberosity of 5th metatarsal
- Action: plantarflex foot
15
Q
Plantaris
A
- Origin: femur
- Insertion: medial side of the calcaneus
- Action: flex the knee; plantarflex foot
