-
Masseter
O:
I:
A:
- O: Zygomatic Bone
- I: Mandible
- A: Elevates the mandible
-
Sternocleidomastoid
O:
I:
A:
- O: Sternum, Clavical
- I: Mastoid Process
- A: Rotates the head opposits direction, flex the head
-
Scalene Group (Anterier, Middle, Posterior)
O:
I:
A:
- O: Cervical Vertebral
- I: Rib 1 (Anterier + Middle), Rib 2 (Posterior)
- A: Elevates RIb 1 +2 for DEEP inspiration
-
Splenius capitis
O:
I:
A:
- O: Cervical + Thoracic Vertebra
- I: Mastoid Process + Occipital Bone
- A: Extend the neck
-
Platysma
O:
I:
A:
- O: Pectoralis Major
- I: Skin and muscle at the corner of the mouth
- A: It lowers the side of the mouth (frown)
-
Frontalis
A:
A: Elevates eyebrows, wrinkles of forehead
-
Digastric
A:
A: Depress the Mandible
-
Orbicularis oris
A:
A: Speech, closes mouth, protrudes lips
-
Longissimus Thoracis
A:
A: Straightens spine (stand up straight)
-
Temporalis
A:
A: Elevates the mandible
-
Zygomatic muscle
A:
A: Elevates corner of the mouth (smile)
-
Buccinator
A:
A: Compress and retract the cheek
-
Masseter & Digastric
Antagonists
-
Masseter & Temporalis
Synergists
-
Pectoralis Major
O:
I:
A:
- O: Clavical, sternum, and ribs
- I: Humerus
- A: Adducts the arm
-
Serratus Anterior
O:
I:
A:
- O: Rib 1-9
- I: Scapula
- A: Protracts scapula forward
-
External Intercostals
O:
I:
A:
- O: Inferior border of superior rib
- I: Superior border of inferior rib
- A: Elevats the rib ( Deep inspiration)
-
Internal Intercostal
O:
I:
A:
- O: Superior border of inferior rib
- I: Inferior border of superior rib
- A: Drepress the rib (forced exhale)
-
Rectus Abdominis
O:
I:
A:
- O: Xiphoid process, costal cartilage
- I: Pubic Symphysis
- A: Compress abdomen contents, flex back
-
Diaphragm
A: Normal inspiration
-
External abdominal oblique
A: Together compress abdomen contents and flex back
-
Internal abdominal oblique
A: Together compress abdomen contents and flex back
-
Transversus abdominis
A: Compress abdomin contents
-
External Intercostals & Internal Intercostals
Antagonists
-
External abdominal oblique, Internal abdominal oblique, Transversus abdominis, & Rectus abdominis
Synergists
-
Deltoid
O
I
A
- O: Clavical + Scapula
- I: Deltoid tuberosity of Humerus
- A: Abducts
-
Trapezius
O
I
A
- O: Occipital bone + Thoracic vertebra
- I: Scapula + Cervical
- A: Elevats Scapula
-
Latissimus Dorsi
O
I
A
- O: Thoaracic + Lumbar + Sacrum + Ilium
- I: Humerus
- A: Adduct and extend arm
-
Supraspinatus
A
A: Abducts arm
-
Infraspinatus
A
A: Lateraly rotation of arm
-
Teres Minor
A
A: Lateral rotation of arm
-
Teres Major
A
A: Adduction the arm
-
Levator Scapulae
A
A: Elevates the scapula
-
Deltoid & Latissimus dorsi
Antagonist
-
Infraspinatus & Teres Minor
Synergist
-
Deltoid & Supraspinatus
Synergist
-
Teres Major & Latissmus dorsi
Synergist
-
Tricep Brachii
O
I
A
- O: Scapula (long) Humerus (Medial + Lateral)
- I: Ulna
- A: Extends the elbow
-
Biceps Brachii
O
I
A
- O: Scapula (long) Coracoid P (short)
- I: Radial Tuberosity of Radius
- A: Flex the elbow
-
Flexor Digitorum Superficialis
O
I
A
- O: Ulna, Radius, Humerus
- I: Phalanges
- A: Flex the fingers
-
Brachialis
A:
A: Flex the elbow
-
Brachioradalis
A
A: Flex the elbow
-
Flexor Carpi Radialis
A
A: Flex the wrist
-
Extensor Carpi Radialis Longus
A
A: Extend the wrist
-
Extensor Digitorum
A
A: Extends the fingers
-
Tricep Brachii & Bicep Brachii
Antagoinst
-
Biceps Brachii & Brachioradialis & Brachialis
Synergist
-
Extensor Digitorum & Flexor digitorum Superficialis
Antagonists
-
Flexor Carpi Radialis & Extensor Carpi Radialis Longus
Antagoinst
|
|