Thorax Lab 2

Bones

Manubrium 

Nerves

Vagus nn. 

Right vagus n. 

Left vagus n. 

Left recurrent laryngeal n. 

Vessels

Brachiocephalic a. and vv.

Common carotid aa.

Subclavian aa. and vv.

Axillary aa. and vv.

Brachial aa. and vv.

Internal jugular v.

Aorta

Superior vena cava

Pulmonary trunk

Pulmonary aa. and vv.

Inferior vena cava

Heart

Ligamentum arteriosum

Pericardium

Lungs

Apex

Base

Trachea

Primary bronchi

Secondary bronchi

Carina

Cardiac impression

Hilum of the lung

Oblique fissure

Horizontal fissure

Groove for the aorta

Lungs cont.

Lobes

Left Superior

Left Inferior

Right Superior

Right Middle

Right Inferior

Pulmonary ligament

Tracheobronchial lymph nodes

Bronchopulmonary lymph nodes

Miscellaneous

Mediastinum

Bronchopulmonary lymph nodes

Pleura

• Visceral pleura 

• Parietal pleura 

Clinical Correlations

Intubation and aspirated bodies

Irritation of the pleurae and referred pain

Brachiocephalic a. and vv.

Brachiocephalic a. and vv.

Bones

Costal groove

Nerves

Vagus nn. 

Right vagus n. 

Left vagus n. 

Left recurrent laryngeal n. 

Sympathetic chain

Intercostal nn. 

Thoracic sympathetic trunk

Intercostal neurovascular bundles

Greater splanchnic nerves

Vessels

Brachiocephalic a. and vv.

Common carotid aa.

Subclavian aa. and vv.

Superior vena cava

Pulmonary trunk

Pulmonary aa. and vv.

Ascending aorta

Descending Aorta

Azygos v. 

Intercostal aa. and vv. 

Inferior vena cava

Posterior intercostal aa. and vv.

Heart

Coronary sulcus

Anterior interventricular groove

Posterior interventricular groove

Apex of the Heart

Base of the Heart

Right coronary a.

• Right (acute) marginal a.

• Posterior interventricular/posterior descending a.

Left coronary a.

• Anterior interventricular branch/left anterior descending a. 

• Circumflex branch

Cardiac vv.

• Coronary sinus

Lungs

Apex

Base

Bronchi

Trachea

Carina

Cardiac impression

Hilum of the lung

Oblique fissure

Horizontal fissure

groove for the aorta

Lungs cont.

Lobes

Left Superior

Left Inferior

Right Superior

Right Middle

Right Inferior

Pulmonary ligament

Tracheobronchial lymph nodes

Bronchopulmonary lymph nodes

Miscellaneous

Mediastinum

Pleura

• Visceral pleura 

• Parietal pleura 

Esophagus

Thoracic duct

Clinical Correlations

Coronary artery bypass (graft, CABG)

Irritation of the pleurae and referred pain

Obstruction of the vena cavae

Thoracentesis