| muscles | origin and insertion |
| Temporalis | Origin: lateral aspect of skull
Insertion: coronoid process of mandible |
| Masseter | Origin: zygomatic arch
Insertion: Angle/ ramus of mandible |
| Medial Pterygoid | Origin: pterygoid process of sphenoid bone
Insertion: Medial surface of mandible |
| Digastric | Origin: mandible ( anterior belly) and Mastoid of temporal (posterior belly)
Insertion: hyoid |
| Mylohoid | Origin: mandible
Insertion: Hyoid |
| Stylohyoid | Origin: Styloid process of temporal
Insertion: Hyoid |
| Sternohyoid | Origin: Sternum
Insertion: Hyoid |
| Omohyoid | Origin: Scapula
Insertion: Hyoid |
| Sternocleidomastoid | Origin: Sternum, Clavicle
Insertion: mastoid process of temporal |
| Splenius Capitis | Origin: Upper thoracic vertebrae
Insertion: Temporal and occipital |
| Diaphragm | Origin: Inferior rib cage, lumbar vertebrae
Insertion: Central tendon in thorax/abdomen |
| External intercostal | Origin: superior rib
Insertion: inferior rib |
| Internal intercostal | Origin: inferior rib
Insertion:superior rib |
| Pectoralis minor | Origin: ribs (3-5)
Insertion: coracoid process of scapula |
| Scalenes | Origin: Cervical vertebrae
Insertion: first two ribs |
| rectus abdominis | Origin: pubis
Insertion: xiphoid process |
| External oblique | Origin: lower 8 ribs
Insertion: iliac crest pubis |
| Internal oblique | Origin: Anterior iliac crest
Insertion: lower ribs |
| Transversus abdominis | Origin: lower 6 ribs, iliac crest
Insertion: linea alba |
| Serratus anterior | Origin: Ribs
Insertion:Medical boarder of scapula |
| Trapezius | Origin: Occipital vertebrae
Insertion: Spine and acromion of scapula, clavicle |
| Levator scapulae | Origin: transverse processes of cervical vertebrae
Insertion: superior angle, medial border of scapula |
| Rhomboideus major | Origin: spinous processes of T2-T5 vertebrae
Insertion: medial border of scapula |
| Rhomboideus minor | Origin: spinous processes of C7-T1
Insertion: medial border of scapula |
| Quadratus lumborum | Origin: iliac crest
Insertion: last rib and lumbar vertebrae |
