| Question | Answer |
| External intercoastals | Origin: Inferior surface of R 1-11
Insertion: superior surface of the rib below |
| Internal intercoastals | Origin: Inferior margin of R 1-11
Insertion: superior surface of the rib below |
| Sternocleidomastiod | Origin: Sternum and clavicle
Insertion: mastoid process |
| Anterior scalene | Origin: Transverse process of C3-6
Insertion: superior surface of the first rib |
| Middle scalene | Origin: Transverse process of C2-7
Insertion: superior surface of the first rib |
| Serratus posterior superior | Origin: Spinous process of C7, T1-3
Insertion: angles of ribs 2-5 |
| Posterior scalene | Origin: Transverse process of C5-7
Insertion: second rib |
| Levatores Costarum brevis | Origin: Transverse process of C7-T11
Insertion: superior surface of the rib below |
| Trapezius | Origin: Spinous process of C2-T12
Insertion: scapula and clavicle |
| Levatores Costarum longis | Origin: transverse process of T7-10
Insertion: superior surface two ribs below |
| Pectoralis Major | Origin: sternum and clavicle
Insertion: humerus |
| Pectoralis Minor | Origin: superior surface of ribs 3-5
Insertion: scapula |
| Serratus Anterior | Origin: Ribs 1-8
Insertion: scapula |
| Subclavious | Origin: clavicle
Insertion: scapula |
| Levator scapulae | Origin: transverse process of C1-4
Insertion: scapula |
| Rhomboideus Major | Origin: T2-5
Insertion: scapula |
| Rhomboideus Minor | Origin: C7-T1
Insertion: scapula |
