Part IV Thorax
Muscles of the external thoracic wall – from the front
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External intercostals
Deltoid
Sternothyroid
Pectoralis minor
Fourth (IV) rib
Cephalic vein in deltopectoral groove
Xiphoid process of sternum
External oblique
Rectus sheath
Manubrium of sternum
Suprasternal notch
Rectus abdominis
First (I) rib
Serratus anterior
Body of sternum
Tendinous intersection of rectus abdominis
Second (II) rib
Linea alba
Third (III) rib
Sternohyoid
Approximate position of heart
Body of clavicle
Sternal head of sternocleidomastoid
Clavicular part of pectoralis major
Sternocostal part of pectoralis major
Clavicular head of sternocleidomastoid
Capsule of sternoclavicular joint
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Sternohyoid
Sternothyroid
Sternal head of sternocleidomastoid
Clavicular head of sternocleidomastoid
Capsule of sternoclavicular joint
Body of clavicle
Cephalic vein in deltopectoral groove
Deltoid
Clavicular part of pectoralis major
Sternocostal part of pectoralis major
Suprasternal notch
Manubrium of sternum
Body of sternum
Xiphoid process of sternum
Approximate position of heart
Serratus anterior
External oblique
Rectus sheath
Linea alba
Tendinous intersection of rectus abdominis
Rectus abdominis
Fourth (IV) rib
Third (III) rib
Second (II) rib
First (I) rib
External intercostals
Pectoralis minor