Muscle Review

1
Muscle Review
2
Psoas Major

• O Lumbar Vert.
• I Femur
• A Flexes thigh

3
Iliacus

• O Ilium
• I Femur
• A Flexes Thigh

4
Gluteus Maximus

• O Sacrum, Coccyx, and ilium
• I Femur, Facia
• A Extends thigh

5
Gluteus Medius

• O Ilium
• I Femur
• A Abducts, rotates thigh medial

6
Adductor Longus

• O Pubic Bone
• I Posterior of Femur
• A Adducts thigh

7
Adductor Magnus

• O Ischium
• I Femur
• A Adducts thigh, rotates thigh laterally

8
Gracilis

• O Pubis
• I Tibia
• A Adducts thigh, rotates lower limb medially

9
Sartorius

• O Ilium
• I Tibia
• A Flexes leg, abducts thigh, rotates thigh
  laterally (Gum on shoe)
• Longest muscle

10
Biceps femoris

• O Ischium, femur
• I Tibia, fibula
• A Flexes leg, extends thigh
• 1 of 3 Hamstring

11
Semitendinosus

• O Ischium
• I Tibia
• A Flexes Leg, extends thigh
• 2 of 3 Hamstring

12
Semimembranosus

• O Ischium
• I Tibia
• A flexes leg, extends thigh
• 3 of 3 hamstring

13
Rectus Femoris Quadriceps (¼)

• O Ilium
• I Patella leading to tibia
• A Extends leg at knee
• Antagonist of hamstrings

14
Vastus Lateralis (2/4)

• O Posterior of Femur
• I Patella leading to tibia
• A Extends leg at knee

15
Vastus Medialis (3/4)

• O Medial surface of Femur
• I Patella leading to tibia
• A Extends leg at knee

16
Vastus Intermedius (4/4)

• O Anterior surface of the femur
• I Patella leading to tibia
• A Extends leg at knee

17
Tibialis Anterior

• O Lateral surface of tibia
• I Tarsal bones (cuneiform) 1st metatarsal
• A Dorsiflexion and inversion of foot

18
(No Transcript)
19
Gastrocnemius

• O Femur
• I Posterior surface of the Calcaneus
• A Plantar flexion of foot, flex knee

20
My wife and I working out.
21
Soleus

• O Fibula and Tibia
• I Posterior surface of calcaneus
• A Plantar flexion of foot

22
Fibularis Longus

• O Tibia and Fibula
• I Tarsals and metatarsals
• A Plantar flexion,
• Extensor Digitorium

23
(No Transcript)
24
(No Transcript)
25
(No Transcript)