Thoracic muscles

Aponeurosis-

Biceps brachii-

Coracobrachialis

Deltoid-

External oblique-

Internal oblique-

Linea alba

Pectoralis major

Pectoralis major-

Pectoralis minor

Rectus abdominis

Serratus anterior

Serratus anterior-

Sternocleidomastoid-

Subscapularis

Tendinous intersection

Transversus abdominis-