Thoracic Anatomy

Question 1

Thoracic Cavity compartments

Answer 1

• central mediastinum
• right pleural cavity
• left pleural cavity

Question 2

Superior thoracic aperture landmarks

Answer 2

Manubrium, Rib 1 and T1 vertebrae

Question 3

Inferior thoracic aperture landmarks

Answer 3

Xiphoid process, costal margin, rib 12, T12 & diaphragm

Question 4

Root of neck nerves

Answer 4

Sympathetic trunk

Vagus nerve

Phrenic nerve

Roots and trunks of brachial plexus

Question 5

Root of neck veins

Answer 5

Subclavian vein

Anterior jugular vein

Question 6

branches of subclavian artery

Answer 6

(Medial - lateral)

Vertebral artery
Internal thoracic

Thyrocervical trunk (proximal - distal)

• transverse cervical
• suprascapular
• inferior thyroid

Costocervical trunk (posterior branches)
- superior intercostal 
Dorsal scapular