Musclesof Mastication, move the tongue, move the head, of abdominal wall,used in breathing

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Masseter

Elevates Mandible.... O-zygomatic bone... I- mandibil

Temporalis

Elevates and retracts mandible... O-Temporal... I- mandibile

Stylohyoid

elevates and retracts tongue... O-Styloid process of Temporal Bone... I-Hyoid

Styloglossus

retracts and elevates tongue... O-Styloid of Temporal bone... I-Tongue

Hypoglossus

depresses tongue... O-Hyoid... I-Tongue

Sternocleidomastoid

Rotated head to oppisite side; contraction of both flexes head.. O-Sternum, Clavicle... I-Mastoid process temporal bone

Splenius capitus

Rotates head to same side; contraction of both will extend head... O-Vertebrae ...I-mastoid of temporal

External oblique

Laterally flexes vertebral column; both compresses abdomen

Internal Oblique

Both ompresses abdomen; laterally flexes vertebral column...

Transverse abdominius

Compresses the abdomen.

External intercoastal

Elevates ribs w/inhalation.. O-inferior border of rib... I-Superior border of rib

Rectus abdominis

Compresses abdomen; Anteriorly flexes vertebral column

Diaphragm

Increases thoracic volume allowing for inhalation. O-ribs, sternum & (L) vertebrae... I- central tendon

Internal intercoastal

draws adjacent ribs together during forced exhalation ...O- inferior border of Rib below... I-inferior border of rib below

Trapezius

elevates the clavicle: adducts scapula... O-occipital bone, vertebrae...I-Clavical

Rhomboideus major

raises and adducts scapula... O-Vertabrae... I- Scapula

Rhomboideus minor

adducts scapula... O- Vertebrae... I- Scapula

Levator scapulae

Elevates scapula... O-Vertebrae... I-Scapula

Serratus anterior

laterally rotates the scapula... O- Ribs... I-Scapula

Pectoralis minor

depresses the scapula... O-Ribs... I- Scapula

Pectoralis major

flexes arm... O- Clavical, Sternum... I-Humerus

Latissimus dorsi

extends the arm... O-Vertabrae, ribs, iliac crest, scapula... I-Humerus

Teres major

extends arm... O-Scapula... I- Humerus

Subscapularis

Rotates arm medially... O-Scapula... I- Humerus (Rotator Cuff)

Supraspinatus

abducts arm... O-Scapula... I-Humerus (Rotator Cuff)

Infraspinatus

Rotates arm laterally... O-Scapula... I- Humerus (Rotator Cuff)

Teres minor

Laterally rotates arm; one of the "rotator cuff" muscles ...O-Scapula... I-Humerus

Biceps brachii

Flexes and supinates forearm... O-Humerus... I- radial tuberosity

Brachialis

flexes forearm at elbow... O-Humerus... I-Ulna

Brachioradialis

Flexes forearm... O-Humerus... I-Radial styloid process

Triceps brachii

extends forearm... O-Scapula, Humerus... O-Ulna (olecranon)

Supinator

supinates the forearm... O-Humerus, Ulna... I-Radius

Pronator teres

pronates forearm... O-Humerus,Ulna... I-Radius

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