Cross-SectionalAnatomy
Plate239
CrossSectionofThoraxatT3-4DiscLevel
Left recurrent laryngeal nerve
Superior vena cava
Right phrenic nerve
Arch of azygos vein
Right lung
Intercostal muscles
Serratus anterior muscle
Tendon of long head of
biceps brachii muscle
Latissimus dorsi
tendon
Shaft of
humerus
Deltoid
muscle
Long head of
triceps brachii
muscle
Teres major muscle
Teres minor muscle
Scapula
Esophagus
Thoracic duct
T3–4 intervertebral disc
Rhomboid muscle
Trapezius muscle
Trachea
Thymus
Manubrium
Arch of aorta
Internal thoracic artery and vein
Left lung
Ribs
Pectoralis major muscle
Pectoralis minor muscle
Axillary fossa
Combined short head
of biceps brachii and
coracobrachialis muscles
Lateral head of triceps
brachii muscle
Left latissimus dorsi tendon
(inserting onto humerus)
Subscapularis muscle
Spinal cord
Superior tracheobronchial lymph node
Left vagus nerve (X)
Infraspinatus muscle
Oblique fissure (of left lung)
