Download Anatomy - CCVI

Anatomy
Muscles
http://www.ishapeup.com/musclecharts.html
Muscles of the Hip
 1.
Iliacus
 2. Psoas Major
 7. Gluteus minimus
 8. Gluteus medius
 10. Gluteus maximus
1. Iliacus
Origin – Iliac
Insertion – tendon of
Psoas
Action – Hip flexion,
(with Psoas major)
2. Psoas Major
Origin – T12 and
Lumbar vertebrae
Insertion – lesser
trochanter, femur
Action - hip flexion
7. Gluteus
Minimus
8. Gluteus Medius
Origin – Iliac, lateral
surface
Insertion – greater
trochanter
Action - abduction
10. Gluteus
Maximus
Origin – iliac, sacrum,
coccyx
Insertion – gluteal
tuberosity, IT band
Action – extension of
thigh
Anterior Muscles of the Thigh
 11.
Vastus lateralis
 12. Vastus medialis
 13. Vastus intermedius
 14. Rectus Femoris
 15. Sartorius
Muscles of the Thigh
Quadriceps

11.Vastus Lateralis
 13.Vastus Intermidius
 12.Vastus Medilais
Origin – Greater Trochanter
Insertion – tibia via patella
Action – leg extension
14. Rectus
Femoris
Origin – Ilium, acetabulum
Insertion – tibia via patella
Action – leg extension
PLUS some hip flexion
15. Sartorius
Origin – iliac spine
Insertion – tibia, medial
shaft
Action – lateral rotation
of thigh
Posterior Muscles of the Thigh
 16.
Semimembranosus
 17. Semitendinosus
 18. Biceps femoris
16.Semimembranosus
17.Semitendinosus
Origin – ischial tuberosity
Insertion – tibia medial condyle
Action – leg flexion
18. Biceps Femoris
Origin – ischial tuberosity (long)
linea aspera of femur
(short)
Insertion – head of fibula
Action – leg flexion
Adductor Muscles of the Thigh
 19.
Adductor magnus
 20. Adductor brevis
 21. Adductor longus
19. Adductor magnus
20. Adductor brevis
21. Adductor longus
Origin – Pubis
Insertion - Femur
Action – adduction
Adductor Brevis
Muscles of the Leg
24.Extensor digitorum longus
 The
tendon splits at the
Ankle into 5 branches
4 to the lesser toes
1 to the lateral foot
25.Extensor hallucis longus
 Hallux
means big toe
26. Tibialis Anterior
Origin – Tibia, lateral
Insertion – medial tarsal
Action – dorsi flexion
28. Flexor Hallucus longus
30. Flexor digitorum longus
Antagonists
to the
extensors!
31. Gastrocnemius
Origin – Femur
lateral condyles
Insertion - Tendocalcaneus
Action – Plantar flexion
31a. Soleus
Muscles of the Trunk
Pectoralis Minor
Origin Ribs
Insertion – Coracoid
Action – brings extended
arm down + adduction
Pectoralis Major
Origin Sternum
Insertion – Humerus
Action – brings extended
arm down + adduction
Rectus and Transverse Abdominus
Internal and External
Obliques
Muscles of the Back
20.
Latissumus
Dorsi
Origin – T7-T12,
all lumbar and
sacral, iliac
crest
Insertion –
humerus,
bicipital groove
Action – brings
extended arm
down +
adduction
21.
Trapezius
Origin –
Occipital, C7
and Thoracic
Insertion – spine
of scapula
Action on
Scapula
Cervical - up
Middle - midline
Lower - down
16. Rhomboids
Action – bring Scapula
towards each other
Muscles of the Shoulder
Rotator Cuff
Anterior
5. Subscapularis
Origin – Under Scapula
Insertion – humerus
Action – lateral rotation
Rotator Cuff
Posterior
Origin –
1.Supraspinatus,
above spine
2.Infraspinatus, below
3.Teres minor, belower
Insertion – Humerus
Action – Outward
Rotation
6. Deltoid
Origin – lateral 1/3
of clavicle,
acromion,
scapula
Insertion –
humerus, deltoid
tuberosity
Action – raise the
arm
Deltoid

Detailed look at the
origin
Muscles of the Arm
8.Brachialis
Origin – humerus,
below deltoid
insertion
Insertion – ulna
Action – Arm Flexion
9.Biceps Brachii
Origin – LH, Scapula
above GH articulation
SH, corocoid process
Insertion – Radial
tuberosity
Action – Arm Flexion
10.Triceps
Brachii
– Long, posterior
Lateral, lateral
Medial, lower
 I – Ulna, Olecranon
O
F
– Extension, elbow
Flexors
Origin –
Insertion –
Action –
Origin –
Insertion –
Action –
8.Sternocleidomastoid
Origin – manubrium,
sternal head of
clavicle
Insertion – mastoid
process
Action – turns the head,
flexes the head if both
are contracted
15. Masseter
3. Orbicularis
Oculi
Encircles the eye
6. Orbicularis
Oris
Encircles the mouth