Anterior Thigh

Question 1

Iliopsoas

Origin
Insertion
Action
Nerve

Pectineus

Answer 1

Origin: Ilium Vertebrae (T12-L5)
Insertion: Flex Hip Joint
Nerve: Femoral Nerve

Pectineus is medial to the iliopsoas
Origin is the pubis

Question 2

Pectineus

Origin
Insertion
Action
Nerve

Answer 2

Origin: Pubis
Insertion: Femur
Action: Flex Hip Joint
Nerve:Femoral Nerve

Question 3

Sartoreus

O:
I:
A: 
N:
Clinical Relavence

Answer 3

O: Ilium (Ant superior Iliac Spine)
I: Tibia (inserts with the gracious and semitendinosus=pes anserinus)
A: Flex Hip join; flex knee
N: Femoral nerve

Clinical relavence: Contusion of the muscles at the superior iliac spine=hip pointer

Question 4

Rectus Femoris

O:
I:
A:
N:

Answer 4

O: Ilium (ant inferior iliac spine)
I: Patella
A: flex hip joint, extend knee
N: femoral nerve

Question 5

Vastus Lateralis

O:
I:
A:
N

Answer 5

O: Femur
I: Patella
A: Extend Knee
N: Femoral Nerve

Question 6

Vastus Medialis

O
A
I
N

Answer 6

O: Femus
I: Patella
A: Extend Knee
N: Femoral nerve

Question 7

Vastus Intermedius

O
I
A
N

Answer 7

O: Femur
I: Patella
A: Extend Knee
N: Femoral nerve

Question 8

Iliotibial tract
What is it
What does it do
Where does it attach

Answer 8

1. Thickened lateral part of the fascia lata
2. Helps extend knee after other muscles have extended the knee and provides lateral stability when standing
3. Attaches to ilium above and lateral condolences of the tibia below

-receives insertion of tensor facia lata and gluteus maximus

Question 9

Saphenous Opening

Where is it
What does it do
Characteristic traits

Answer 9

1. Oval shaped opening in deep facia allows passage for the great saphenous vein which is inferior to the inguinal ligament and anterior to the femoral artery and vein
2. Has sharp edged lateral side (falciform margin) and a smooth medial side